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ARTICLE 215

et et B.     >          G. hirsutum        et al.!"E6   Basidioascus, B. persicus    et al.56!7@    Key words: Geminibasidiomycetes        Wallemiomycetes Geminibasidiales !5 Basidioascus, Basidioascus IMA · 6(1): 215–231 (2015) 215–231 · 6(1): FUNGUS IMA       G. donsium       Geminibasidiales                 Basidioascus Geminibasidiales     B. undulatus et al. 56!_V  [     %      2 /@  7 Wallemiomycetes Geminibasidium @        <>/? magus/    .   undulatus   [       al. 56!_ V      N >                    9%                         < > $   .            V           [   U     566_    .                              U                               %                al. 56!_     V       >     Basidiomycota Agaricomycotina    B. V                      ‰       [ Ainsworth Ainsworth !5 Geminibasidiales    [  %   [$ N    . B. undulatus Agaricomycotina : genome, origins, and sexuality origins, : genome,         $   %     et al.566E    $  %W     , which he B. undulatus, which he undulatus    %   9                3 et al.56!_    B. undulatus Geminibasidiales  Geminibasidiomycetes Basidioascus       

< G  Geminibasidiomycetes !5 V   Basidioascus undulatus      Wallemiomycetes Basidioascus undulatus et al. 56!_          

            [                          Basidioascus          O   . B. undulatus     .  $  <   %       G               Wallemia U  G S   G   Q   G /    / .WG   "F6G  /%Q  Q 2!/ @* @ / O @ Z %  V/E45E#.!F6!Z@/ +  %  US   G   Q   G /    / .WG   "F6G  /%Q  Q  <  + W  @ Z %  Q  _6U G Q  Q 2!>F>4G   K      Article info:@  [!FU 56!4K/ [!_`56!4K;  [!"`56!4    ?   V $               %  [    Wallemiomycetes       %$    N                     [  $   %%      Z _4   . $             [    V       $  _5U   O    % 57‹  F!5_   ; %           %    6GFG   Abstract:     2!/6GFG   . [ !"E7^  © 2015 International Mycological Association © 2015 International Mycological conditions: distribute and transmit the work, under the following are free to share - to copy, You Attribution: 3 7 5 9 <V> ! Basidioascus undulatus Basidioascus Non-commercial:No derivative works:Any of the above conditions can be waived if you get For any reuse or distribution, you must make clear to others the license terms of this work, which can be found at http://creativecommons.org/licenses/by-nc-nd/3.0/legalcode.                         Nothing in this license impairs or restricts the author’s moral rights. permission from the copyright holder. > & Bisby’s Dictionary of the Fung 2  & Bisby’s B. undulatus in Saccharomycetes          $              $             G V   >   ;  ƒ /   U    566_           Z           U       566_  INTRODUCTION         %                O        V       P          O       %  P U    566_ /          O    U+            [!644"E\  56!46F6!!7 VOLUME 6 · NO. 1 Nguyen et al.

  Wallemiales     %   "_         ?   De novo       Wallemiomycetes > et al. 56!_ Wallemiales    @;/%_6+ % et al.56!5          Wallemia with three  + 9         >  et al. 56!_  [W. sebi, W. muriae W. ichthyophaga  et             [ ..  al.5664V   Wallemiomycetes  „5! _! 7! 4! F! #! E! "! W      

ARTICLE          [     U  et      @@;/GS%56+ O et al. al. 566F               56!!   [.$!.74.!6. 6. 6#.4. 6#.           !6.O5666.V!F.!      5666        %         9%    /      ƒZ/@V                %5_] % et al.56!_V                                  + 5        %    Agaricomycotina %5!6 *   I @ O   56!5/     ;  et al.56!5 Œet al.56!_  + 5  @/U      %     +/U N    [   Œ %            @/U %6!!"* et al.566"       $    B. undulatus         %    ƒ   %6E!]  .              % / et al.56!5V       [   > et al. 56!_ W         GS]U/ % 54 ;  et al. 566#                $           %       %          GS] W    ?    B. undulatus  ]           %%           9  et al. 56!!      ?.   [  Q    Œ %    %          U   % 764  [\\ .  %  Geminibasidiales in Wallemiomycetes         [ .™  .      ‰      _4        [\\   \ V      .   B. undulatus         U/2S 5%5!69 I            %    56!!       N  U/2S 5 B. undulatus Wallemia      . The    ]U .S@%5_+ %I* O   Œ %   %       56!!ab initio        >G+N    %  [          @?     ?        .                $ %556@  I+ 5664;    Agaricomycotina %  <  et al. 566" ‰     $    %   $        B. undulatus, G. donsium, W. sebi   $       ?      .               ?G<@;     %        [  Geminibasidiales $           V            ?     .     N  ; @  4 GF ` et al. 56!7    [ MATERIALS AND METHODS ... .  . .                 Z ;  \@ .;   Growth, DNA extraction and sequencing    %555EŽV   ‹U*      % V$.  Basidioascus undulatus/   $         \\       >/R  Q ;  ].+  @ * UQ        >/  % !5 *  et al. 566# <       R    <>/ ?    ?     [     %    >G+N ]/  > % [   ƒ  *  V  +    G    `V*@66666666%  `V*@6!666666K+ ; Œ /  ‰.? !6!    . >; `>/57#""5 `]NUG ]  % et     N  9 @?5466 V @?X_ al.56!7     >    G G        @  @    #" +*/@V      [   Basidioascus undulatus Genome assembly and annotation     V   ?    V ?                  % .        % W  ƒG%6!6! [\\       \        +*/@V         Œ \  ?\ Z    $™       W/@V‹. %555EŽG  et al.566" V  % 66!_K  [\\  \  $™  \ ]  %        %%          4R       in cerevisiae 

216 IMA FUNGUS Basdioascus genome, origins, and sexuality

9  et al.56!!      ?  .%     %  ;9*N;   @ X  ARTICLE  ¢!6S.64  B. undulatus   +*/@V  %74_]et al.56!6V          % 555EŽ   C.             O %    neoformans            ;+  _  ™  %!7 *   et al. 56!_ *          . [         et al. 566"    G/V.]V   *   I ;   9  et al.56!! 5667 /       %    U                 % O{!66  $ ¢6!     [  N  ; @       % 555EŽ           [.$!66646 ! 5   Saccharomyces cerevisiae     _     [.$!666 ! 5 _  ? .%  ¢!6S.64        ™        /    Q  $R          Phylogenomics and molecular dating .  O%  ;+ _ %_5  ;    ?      Agaricus bisporus  .              %  bisporus 9"# % 56 U  et al 56!5 Alternaria  %  +      %    [ . brassicicola Q et al 56!5 Arthrobotrys oligospora   .V   .     $  .     /VGG 57"5#   et al 56!! Aureobasidium pullulans $  . .  ! Rhizophagus irregularis %  pullulans S‹W.!46 ]   et al 56!7 Auricularia    [      <      %  subglabra % 56 W  et al 56!5 Botrytis cinerea%            9   et al. !""# !6 @   %  2  56!5  @ @  et al. 5667V  I +  566# +  IV   @   et al 566" Coprinopsis cinerea @ Œ  et al 56!6 ;   I ‰  56!_K  $       56!6 Cryptococcus neoformans %  neoformans `SG5! %    [      ? G    *  et al 5664   <`U #_! @@;! %         %   [.$!66646 !6 W  et al 56!5 mediterranea % !6 !   ;+ _ W  et al 56!5 Fomitopsis pinicola W;.4E45# @@! %_6 W  et al 56!5 globosa ‹ et al Confocal laser scanning microscopy 566# Mixia osmundae N/U !7_57 % !6 V et al V      %             56!7 Monacrosporium haptotylumG+@56646U     Basidioascus undulatus/ [@   V  et al56!_Rhizophagus irregularisTremella        756M#66       Tuber melanosporum   @VQ"N      S> U et al56!6 maydis2  et al566F 566"N  @  G  U  N   Wallemia ichthyophaga S‹W.""7  Œ et al 56!_  W. sebi % !6 ;   et al 56!5     Transmission electron microscopy    `]N UG   ]  % et al. 56!7  / %       Basidioascus undulatus Wallemia sebiG+@F__FF          WZ> U et al.566E        .   9  Q     ?                    O             {"6zU et al.566E  %        5_:GV                               $      %      [            O      $   4 & 4  ?  V     ?          _6 76      %        %555EŽ ? .%   ¢!6S.   %          . 64               [$         ?      M!EF   `]N UG   % ;    ? :G    ?    9 !"EF    I W      V.G%!666 !F!_>  et al. !"EEU<  I   5666/     O   5666    [ ™ ?   .    ™    O.    !z \%             !z    \%      %E4 G                [ ™ #5/       %E4 G  

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VOLUME 6 · NO. 1 217 Nguyen et al. ARTICLE

Fig. 1. Basidioascus undulatus

       !66&  $         4EzV[    5""5   .  %                  "# 2  V   %    9 IQR<!"E#  .  %             5E‹  %    @      *  Z     %  57‹V>46          *   U    +    N* !42 /   GS]U/E!z EEz        .  !6  5z  GS]     %     46z    4  @ R  /    !_"_4        ab initio  9   et al.!"EF@   $     ]U .S@    F!5_       `SQ*!566S‹`SQ*V       %           >G+N    ?     @N/ *_G GG<    @N/ @?     ‰   F!5_ <  ]/ U               %            N `@  et al.56!5      Q_FE! F6z                RESULTS       577576z            Genome sequencing, assembly and annotation @ .   N   ?     $   !5 ?       $         ! V       %$      [     $       %  5   >et al.56!_        !6!    /     "_   !!]   R                 de novo      O         W  !V     %      _5 U V ]G     Basidioascus undulatus              [   

218 IMA FUNGUS Basdioascus genome, origins, and sexuality

N    NN              . ARTICLE       <  I ]   !"#5 ‰   %          W !/  W !+   NW !G    N   

    Œ   W !<W      NNW !S    .        W !WV         W !]       W !9    %        V               W !N   %               W !`‰           Œ    

Mating genes ‰                    ].                 9U] <>/        .  %      U/;2U/;22U/;222          ]V;      ] ]! ]" `  et al. 56!_ ‰   Saccharomyces cerevisiae         U           V  5     B. undulatus/                  $    KSS!  FUS_   .     5E_# Fig. 2. V                V           A–B. Basidioascus undulatus 

Septal pore morphology          B. undulatus G. ‰     Wallemia sebi, Basidioascus donsium æ6!5 )     W. sebi æ66F ) undulatus,  Gemmibasidium donsium     /   W. sebi         [  Wallemiomycetes      [$   [[ %               W 5. Basidioascus       B. undulatus  G. donsium ‰ undulatus, G. donsium  W. sebi   %              W. sebi, B.         Agaricomycotina V   undulatus G. donsium  B. undulatus G. donsium       W. sebiV     $            W. sebi were Phylogenomic analysis and molecular dating  % W 5SMW           +  Basidioascus       [  Wallemio- in B. undulatus W  5/M+  G. donsium W  5GM< mycetes        [ S .   %                                      W. sebi than in B.       $          undulatus G. donsium/ .   \        et al.5664U   $          % et al. 566F                  V      .      ? _4    .  W. sebi        %     [                    V   !"#7 ;   et al. 56!5   W. sebi W  _/ Q                   /WVQ* @     +    <   <>/       > et al. 56!_ G et al.566#V    B. undulatus  Basidioascus        Wallemia, with G. donsium               !66V         [       W. sebi W      ;  et al.56!5  Œet al.56!_ 

VOLUME 6 · NO. 1 219 Nguyen et al. G\  G\  undulatus 550A163039 1512E55FF2 102794F55C 1586D154C9 S/ >/ >/ >/ >/ >/ >/ >/ >/ >/ >/ >/ <4!56/+6S_ !#! 66 _7#F 7EFF <4!56/+6S_ /4G!#+#<__ #"_ 66 76 475" /4G!#+#<__   Basidioascus undulatus , Cryptococcus neoformans vs. Saccharomyces cerevisiae Basidioascus undulatus 47_ 6666 5#7E 7_4! >/ Saccharomyces cerevisiae Basidioascus undulatus Locus ID Score E-value % identity % positive Locus ID Score E-value % identity % positive Probable Locus ID >    >    >    >    S/ <4!56/+6S_ b /  /  >    /  /  >    >    /  /  /  >    /  >    /  >    /  /  >    /  >    /  /  >    >    ‹;™4#!!4E! W6++5F6/*_!5‰ ‹;™##F!7"! G6F*5!6‰ *546‰ ‹;™##!"5"! !G//<45WW6 47_ 66 _6EE 45!F !G//<45WW6 EF" 6 _E"! F!!F U S!! <947 + 6#_‰ SG!!7 U !__‰ SG!65 SG!67 * _5"‰ 9 !4#‰ Gene name ‹ @5\>+@! < _F"G @/S5\GQU! ]*!#4G 9WU!\US _ ]*54!G >/UE\U S5 9 6EF‰ ‹;™4FE5!4! 6!5GGF!5/! EEF 66 5#57 7F57 G_5E7E57<+ 5!! 66 #44# E_5! SG!6#\USN5 ` 65!G Regulation of checkpoint DNA damage DNA crossover frequency Strand invasion Spo11 Removal of Table 1. *    %     Table Process DSB generation

220 IMA FUNGUS Basdioascus genome, origins, and sexuality ARTICLE G\  undulatus 5756414F12 E449052477 122F99619E 4AE1080675 A74C037F01 DB366D3081 7F6ED5B406 D659917BB2 29F5BE17B9 EG6_/5"6GS 8C03A290CE 36DFC1EC56 13E0CFCD07 2C075CC8D6 5G6#4GGE      >      vs. Cryptococcus neoformans Basidioascus 4!E 66 4#"4 #6"! >/ >/ >/ >/ >/ >/ >    >    >    vs. Saccharomyces cerevisiae Basidioascus undulatus Basidioascus undulatus Locus ID Score E-value % identity % positive Locus ID Score E-value % identity % positive Probable Locus ID >    >    >    EG6_/5"6GS EF# 66 _!"_ 4_F! >/ 5G6#4GGE/ b /  /  >    /  /  >    /  /  >    /  >    /  >    /  >    4#554##4 EG6_/5"6GS !#F 66 7EF4 F#6_ EG6_/5"6GS 5_F 66 F64! #4_E ‹;™###_F6! S44S#/+6+< E7 66 _67" 7"#E S44S#/+6+< !6! 66 _5_" 46# ‹;™##5446! 4#4F7!7W!5 F5 66 56"7 7_4" 4#4F7!7W!5 !!4 66 _#!_ 4!64 ‹;™4FF#_E! 7!"44W+<+< 57E 66 7767 F#4! 7!"44W+<+< _44 66 47#4 #6E5 neoformans ‹;™##4E57! !_S6GWG<6# _76 66 5#4E 7#_5 !_S6GWG<6# 7#F 66 5""E 46F4 Cryptococcus a Locus ID < 554‰ ‹;™4F#"F5! 5G6#4GGE<`! Q*!67G VQ;5VQ;_ >*6EE‰ * 5_7‰ ‹;™4FF#66! 7/S!6E6F#4 ‹;™##_6_4! +GW!#/7S5/ !!"# 5FF 6 66 45"# 7_F# #!7# F647 7/S!6E6F#4 +GW!#/7S5/ !7"! 6 FF7E #"57 VQ;! Q*66FG ‹;™4#5"54! <+_FF<_6E! 7_" 66 7"#E FFE" <+_FF<_6E! 4!E 66 4F#! #64F U*95 * 6_4G S‹Q! Q 6__G ‹;™###6_7! _F*6E5‰ 9Q;5 ]*6__‰ 465447__ >    9Q;! N*6#5‰ 4654446#

VOLUME 6 · NO. 1 221 Nguyen et al. G\  undulatus 1FC448F440 45_F"/!G75 68E0241B20 130D4D9937 GEE56/EF7+ C71F05C621 AE68F812D8 6453C9DC91 AD4E738F04 82DC381A41 062A151CC3 10D8B5FBE4 ARTICLE /       /       /       /       /       >      vs. Cryptococcus neoformans Basidioascus >/ >/ >/ >/ >    !_6<7<""_# F4! 66 _E67 4"#E !_6<7<""_# vs. Saccharomyces cerevisiae Basidioascus undulatus Basidioascus undulatus Locus ID Score E-value % identity % positive Locus ID Score E-value % identity % positive Probable Locus ID >    >    45_F"/!G75 457 6666 _4" 7E#5 GEE56/EF7+ 5#_ 66 5E"4 77F4 >/ b /  /  /  >    /  >    /  >    /  /  >    4E5FF766 !_6<7<""_# FEF 66 _464 4##_ !_6<7<""_# !75 66 _5F! 7FF4 !_76"6476 >    ‹;™4#!!FE! G#!W64GF5! E"4 6 7!7! F6_! G#!W64GF5! !_F# 6 4FF #_F! ‹;™4#6_7E! F74_G"

a

Locus ID cerevisiae Saccharomyces *NW! ]*6"6‰ @*‹E S !!FG @*‹4 <*6!_‰ <>*7 Q 664G ‹;™4#5F65! "56F"4E!E" 55_ 66 5#4 7__E SE<5"++4#6 "65 6 #!4 E_7" @ @5 `*6"5‰ ;<@4 ƒ675F7! SGE ; 66#G @GG_ ;7647!! U;@_ `*6!"‰ U@GF Q _47G U@G#U@G_ 9 6_"G * 5!"‰ ‹;™##_7E!! /SFEWE!5G+N;     [\\  %\   \ end joining Other Nonhomologous Table 1. G  Table Process a

222 IMA FUNGUS Basdioascus genome, origins, and sexuality

Table 2. *    ARTICLE Process Gene name Saccharomyces Basidioascus undulatus vs. Saccharomyces cerevisiae cerevisiaea Locus ID Locus ID Score E-value % identity % positive Mating response @VS_ 2*!#EG F6!6#6/""5 E7# 66 54!# 77_# 2@@! ] 676‰ 6_<<_4/5_7 _7! 66 4E4 #574 WZ@_ +*6!F‰ 6_<<_4/5_7 _44 66 4#7E #7E_ @VS# <*!4"‰ G4FS/!!W"_ 56" 66 7"_5 FF6F @VS!! * _F5‰ /#5F/E#S4E _!" 66 45F F#EF ];/! 9 664G 66    @VS56 9*66#G /+W7!<    W/ ! `*!4#G >    @VS4 < !6_‰ >    Pheromone 2S‹! ]*56_G G!S+E_57*5_E‰ !    @VS57 ` !!#‰ >    @VS!7 < 7!6G GG"6W7/"7F ""E 66 7474 4EFE /‹*! ; !55‰ "E<555!+4E !5" 66 _6_E 4!" @VSF 2*56"G S

the Wallemiomycetes      %   sebi76z W. ichthyophaga74zV _+    Agaricomycotina                ‰     %   Basidioascus                                  ‰     EEz     9   et al. !""# @  et al. 5667       GS] ‰                  +  I V  56!6 ;            %   I ‰  56!_ W  _+ Z                   B. undulatus Wallemia     in B. undulatus. 546/5"U      W. sebi W. ichthyophaga U       %    ]U .    __/FU  S@            %               V . 9%   et al.566E]U .S@    DISCUSSION    ?                     %          Genome sequencing and annotation       +  >/       Basidioascus undulatus  [   Geminibasidiales ?     ]U .S@    ?V!!] ?    ?  >/      >%   %      %   57‹   [     ?         5""5            W     >/ G<@               %            ?   @ et al.56!7Wallemia sebi   ?        ]VM/]    W. ichthyophaga        %         V  ?    .    B. undulatus <         % ]GM/]    !6M!5 z            O  B. undulatus _5 U    et al.566F     _z          W. sebi"EU ;  et al.56!5  U  I9   566EV     W. ichthyophaga"FU  Œet al.56!_/ ]G  >/      >G+N @?     ?   B. undulatus   4Ez  W.     !_ U  56!7        

VOLUME 6 · NO. 1 223 Nguyen et al. ARTICLE Agaricomycotina Saccharomyces cerevisiae Orbiliomycetes Wallemiomycetes Geminibasidiomycetes ureobasidium pullulans Neurospora crassa lternaria brassicicola Trichoderma atroviride Trichoderma A rthrobotrys oligospora A Taphrina deformans Taphrina Malassezia globosa Penicillium chrysogenum A Monacrosporium haptotylum Coccidioides immitis Tremella Cryptococcus neoformans Tuber Botrytis cinerea Sclerotinia sclerotiorum Tilletiaria anomala Tilletiaria Wallemia ichthyophaga Wallemia Puccinia striiformis uricularia subglabra confluens 1.00 Wallemia sebi Wallemia garicus bisporus A 1.00 A Coprinopsis cinerea 1.00 Fomitopsis pinicola Mixia osmundae 1.00 Dacryopinax sp 1.00 Ustilago maydis 1.00 1.00 1.00 Basidioascus undulatus 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 Glomeromycota 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 0.99 1.00 1.00 Rhizophagus irregularis 0.2 A

224 IMA FUNGUS Basdioascus genome, origins, and sexuality 

ARTICLE

garicomycotina A Pezizomycotina Glomeromycota  Orbiliomycetes garicomycetes Tremellomycetes Saccharomycotina A Geminibasidiomycetes Eurotiomycetes Dothideomycetes Leotiomycetes Rhizophagus irregularis Glomeromycota Wallemiomycetes Sordariomycetes Pezizomycetes Ustilaginomycotina Taphrinomycotina Pucciniomycotina Dacrymycetes       rthrobotrys oligospora ureobasidium pullulans lternaria brassicicola uricularia subglabra garicus bisporus Saccharomyces cerevisiae Monacrosporium haptotylum atroviride Trichoderma Neurospora crassa Sclerotinia sclerotiorum Botrytis cinerea Penicillium chrysogenum Coccidioides immitis Mixia osmundae ichthyophaga Wallemia Basidioascus undulatus mesenterica Tremella Dacryopinax sp Fomitiporia mediterranea Rhizophagus irregularis deformans Taphrina melanosporum Tuber Pyronema confluens A A A Puccinia striiformis anomala Tilletiaria Ustilago maydis Malassezia globosa sebi Wallemia Cryptococcus neoformans A Fomitopsis pinicola Coprinopsis cinerea A 0 33±6 Cenozoic Era 100 76±12 96±17 94±22 121±16 Mesozoic Era Jurassic Cretaceous 200 167±10 179±18 Triassic 212±19 233±3       U     234±28 249±3 Permian A. G             ? _4  250±29 253±10 253±22 262±30 300 307±26 312±11 Carboniferous 321±20 327±13 400 Devonian 377±36 379±31 Paleozoic Era 383±18 Silurian 405±18 409±32 Ordovician 447±35 500 474±34 485±21 B. G          $       .   V  %         Cambrian 537±25 600   .        V     Precambrian Eon Million years ago (Mya) 700 661±26 684±25 B       Fig. 3. ;                 !6!5" ]        %/      G/V.]V ;            @     $      G 

VOLUME 6 · NO. 1 225 Nguyen et al.

Table 3.]       Basidioascus undulatus  Wallemia sebi W. Ichthyophaga Descriptive statistic B. undulatus W. sebi W. icthyophaga Genome assembly @?    N  9 .@? N  9 .@?I747 N  9 .@? V      !5U  a —— ARTICLE         "_  — — <  O !!] — _#] /  O _5U c "EU "FU S  ;  ]G 4Ezc 76z 74z > %  57‹ #!‹ {5#6‹ >    _64E !!7 "4 >    5""5 4F E5 *   O "#2 c "662 #"62 >46 !42 c _762 7762 Genome annotation ;        EEz —— /    !_"_4e 45E7 7EF_ S%   F!5_e —— S%    _FE! — — @        [ W  ƒG ?   ƒZ/@VGS]U/ U/2S 

   ?    Œ        >et al.56!_V      B. undulatus                   O$ P  N  U/2S 5              Œ   %   @     ?                      %    Q% R $   /  S%  <       V%       %   O /S<     $ /S< S   et al. 566" V   % $              /S<                  Q    %            ]U .S@                %    W ! %      %    $        %   %                        V        ; .                      ?      S  et   [  %   O          al.566"Q% !_"_4     ]U . /  %       S@  F!5_        [          % W   F!5_    V ! ‰        HOP5   !6             +*/@V   [  V HOP5      %%     Z ;  \@ .;          %     .  N  ; @    Z      745     .     U  et al.566E          [ W     V HOP5  %      B. undulatus  >/?      B. undulatus,                %          ‰ EEz %    %  %   GS]    ! % !6            Meiosis Basidioascus undulatus      ‰                    >et               $    al.56!_V       .  Basidioascus undulatus W  $       W !2M*         $  B.         %      undulatus] %   B. undulatus $          %         $   $            ;                 ?  N     B. undulatus      Mating               V   U/V             [             $  %  *et al.  %            > et al. 56!6N        % 56!_              $       Saccharomyces cerevisiae V     ‰    %      %             S. cerevisiae   

226 IMA FUNGUS Basdioascus genome, origins, and sexuality

          B. undulatus Basidioascus             ARTICLE          Agaricomycotina W  9  9<           _/ V            \   $                 ]G       O   B. >     O         undulatus Wallemia  %/     9<        9Exobasidiomycetes    ;            Malasseziomycetes5F5U           /          KEX!              KEX5 STE!_ RAM! RAM5 STE!7 AXL!! STEF       %    546 U  N        B. undulatus$   RCE!\STE57     Wallemia B. undulatus     %    V 5          %  %    Z      %          ;    V     N                              S  $     %%    .  %         U/;2 % $  % @ I+ 566EV            ` I +  56!!  W. sebi W. ichthyophaga    __/F U/;2       %      U              %   K  9U]<>/              !!"U      Œet al.56!_         %    U/V        $       9  et al.!""FU          V          STE3, KSS! FUS3, STE# STE!! GPA!     $           STE7 STE56 V  5 $   ].    "                   STE!E         STE!5              % % * et U/;2  STE4   FAR!    al.566" ‰  [ 9U]<>/     +6!_!!5#75 +  ?           GE+##<6!/    >  Wallemiales Geminibasidiales      % et al. 56!_                   Wallemiomycetes > et al. 56!_ V        W  5   Geminibasidium            %                Basidioascus; %                       Wallemiomycetes                 Basidiomycota U  et al. 566F    et al. 5664     $                     %     U   %        Agaricomycotina;  et al.56!5>et al.56!_              %  Œet al.56!_V  [   Wallemiomycetes Q              incertae sedis in the Basidiomycota in the  %        <>/   Wallemia  >G+N $ W  56!5 U+     

VOLUME 6 · NO. 1 227 Nguyen et al.

et al. 56!_   S   *   [\\ Notes[ V          $       N  $         Geminibasidiales  %               Agaricomycotina   Wallemiomycetes  > et al. 56!_ N      Geminibasidiomycetes  Wallemiomycetes                Agaricomycetes, Tremellomycetes   ;  et al.56!5

ARTICLE Dacrymycetes           Agaricomycotina9  566#+     Geminibasidiomycetes9<V>I@  cl.

  Geminibasidiomycetes  Wallemiomycetes   nov. Agaricomycotina        U+ U+E!!FE6 $ V  WallemiomycotinaU+   U+ 446_F7           Description[G $           Wallemia < 56!7 V             Agaricomycotina Basidiomata                       Basidia           Wallemiomycetes             .           the Geminibasidiomycetes        Π            Basidiospores                Arthroconidial \    .  $        @   %           .  Agaricomycotina<Prosyllabus[$$$% 566!      .   U+ U+4F644_   @        Homonym[Agaricomycotina +  et al., Mycol. Prog. 5[ 74566F Type [Geminibasidiales

Description[ U     Basidiomycota    %                ACKNOWLEDGEMENTS       $   %    +         4@ >/ +   et al. 566F ‰  / ;   /     W             [     U   *    %          Agaricomycetes, Dacrymycetes, Tremellomycetes, U/2S 5G  *        Wallemiomycetes Geminibasidiomycetes   ;+  2  +       GS]U/ G   ]  2 W    VSU`G   %   Notes[/ Agaricomycotina<566!                N ]  %         +  et al.566F          `]NUG    sensu @  I V   !""4          <>/ V *      >        ‰  [  %   $    G G   @                AgaricomycotinaV N   ?  V Z@ >   @  W  >@W  B. persicus     %       %      ‰  $>  et al.56!7                 Geminibasidiomycetes     V    Wallemia  REFERENCES

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228 IMA FUNGUS Basdioascus genome, origins, and sexuality

+ %U* O/56!!S       9   @ U   @+ *   * @ %  G9 9 Œ  U et al. 56!! ARTICLE ]U .S  ]U .S@ Current Protocols in G %         Glomus    % Bioinformatics[ M7F!6    $    Genome Biology and Evolution G   G G  ] /%   X U  > ;   ` 3["46M"4E et al. 566" +*/@VŽ[         BMC 9   V@ VN  VU  %  .   `9 Uet Bioinformatics 10[75! al.!"EF/    [ @ R Journal G  <]%  ŒU2O /‰ UG‹et al.56!! of Electron Microscopy 35[_67M_6F >$    ?   %       9  9/2   + U!""FV   Puccinia striiformistritici              [                PLoS ONE 6 E[575_6 Ustilago maydisEMBO Journal 15[!F_5M!F7! G  ]` ;   U <   +V +    U*   <` 9   < ]    < < U !""# W    566#†O566FP~/   W V * [     U   G        %           Mycologia 98[E46ME4" Homobasidiomycetes American Journal of Botany 84[ "E!M G  Q9/   `U W / 2 // @ Œ %  ` et al. ""! 56!_ ] ?         Taphrina 9   <@ 566# †O566FP~ /   % %    deformans              mBio 4 _[ AgaricomycotinaMycologia 98["!#M"54 66644.666!_ 9 9G !"EF W O.       N[ Ultrastructure G /] O@]  .]O`UV `V Uet al.5664 Techniques for Microorganisms /  9G V ‰` [ +  5]Q[   %        %   O   !E_M5!5> [;;             Bioinformatics 21[ 9  G   U 56!! U/2S 5[        _F#7M_F#F .         .  < 29 ]  ‰/  V9 !"E6 Compendium of Soil  Œ BMC Bioinformatics 12[7"! Fungi*[/  ;  9  ` QR< 2* !"E# W O          </+56!7WallemiomycotinaIndex Fungorum 73[!       Experimental 11[546M5F" <  S] ]   U9 !"#5 ; .   %    ` V@@* ‰9  `29Get al.56!_ HomobasidiomycetidaeTransactions of the British Mycological  %               Society 58[_E#M_"5     Mycologia 105[!_#7M!_"6 S  2U +9 G U566"ƒ  %   ` ; +  < G  9 W   U *  ‰ et al. 56!7               N  ; @  4[ .          [  BMC Bioinformatics 10[F# Bioinformatics 30[!5_FM!576 W  @ 56!5 V >G+N V $  Nucleic Acids ` @2 Œ  +  ` 56!! W     [ Research 40<  [< et Ustilago maydisNature 444["#M!6! al. 566_ V  ?   [    2 @ 2  `‰!"E5/ %        Neurospora crassaNature 422[E4"MEFE         Mycotaxon 15[!6_M ]  ./ WQ %2G `G O*U] O@ !56 et al.56!5ƒ   [%  $ . ?  2  ;U G  ;WU    <‰ @   `/ 566E Ainsworth &    Bioinformatics 28[5F#EM5F#" Bisby’s Dictionary of the Fungi. !6   ‰   [ G/+N ] /+ +]+9< %  ‰<Œ+et al.!""F ;    *  F666Science 274[47F4F_M4F# 2  G; 9  .S   / @ .@   X U O / [                           ?    >/Nucleic Acids Research 35[_!66M_!6E      Molecular Biology and Evolution *  +@ O  @*56!5W   .       27[55!M557 + 5Nature Methods 9[_4#M_4" ]  % NX >    9   @ 2 / Q  et al. 56!7 *  >;  95667/+   $     . UG [  !666 Nucleic          .        Acids Research 42<  [V ]56!_ƒZ/@V[?   *  >* V+ ? @566";+ _[ +         Bioinformatics 29E[             !6#5M!6#4  Bioinformatics 25[55EFM55EE 9 +`ƒ; U<GG/‰  ` 56!! *  >  >@  <  `56!_;+ U;N[ /         Mycology 2[ !!E.       [  $   [   !7!  %  @  Biology 62[F!!MF!4

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*@G> U* ‰@ OG9  `56!6V%  Q     W +   ` !"E5 / $   %   $[    %        Microbiology and         9      Canadian Journal Molecular Biology Reviews 74[5"EM_76 of Botany 60[!#5FM!#46 * 99   +‰ /WV  `et al.566"V Q /W >9  +@G*9  O+/et al.56!5 @?/  \U    @/U Bioinformatics < %          

ARTICLE 25[56#EM56#"        Dothideomycetes   PLoS * +`WS   ; </;et al.5664 Pathogens 8!5[!66_6_# V           ;  U2 V2  +  U+/et al.56!5 Cryptococcus neoformansScience 307[!_5!M!_57 V    $      Wallemia sebi %  *  9 @;[  <9; S * 9V566"               $  W %%   Mycologia 101[E!6ME55   Fungal Genetics and Biology 49[5!#M55F U   @+ ;    /‰ @    *U @  /U * `U ; ]+  22 N566#GS]U/[       Œ  566E / $  %     %          Bioinformatics 23[  % %  $ Trichomonas vaginalisPLoS ONE !6F!M!6F# 3E[5E#" ;   U ‰  U 56!_ <    %  [     Œ  U  @/   ]  W]  / ]  V et al.   AscomycotaFungiPLoS ONE 8F[F44#F 566EWZ>+/@S[ WZ>   +/@S. BMC U<%  Œ ]] *Z VG  +`et al.566F Bioinformatics 9[74F V    ]G./]    Neurospora crassa     U W2 /U G+    G ;Uet al.56!6          [ ;     \% %               Genomics 87[__EM_7#     Nature 464[!6__M!6_E    ‰ W  U@ !"EE Z         U ;+] `/  ;2 V29  <@566F   Sclerotium rolfsii  %  O    %     Wallemiomycetes[  Protoplasma 146[!7_M!7"    Œ   BasidiomycotaCanadian Journal of   XX</ /+% ‰ >+  Get al.56!_ Botany 84[!#"7M!E64 U+    OIMA Fungus 4[_#!M_#" U    V 566_ Basidioascus  % Matsushima @  @ +  U` 566E %         Mycological Memoirs 10["EM!67  $    Proceedings of the Royal Society of U<   <;    ‰ 5666 N       London, Biological Sciences 275[#4"M#F4                Allomyces @   G/   ‰@ S   2‰ 56!5 >N9 N   Fungal Genetics and Biology 31[55_M5_7 N `[54      Nature Methods 9[F#!MF#4 U   V/  2U W   S 2  < V / et al. @  V`@ Œ `S @<]  U`‰  ` et 56!_ ]              al.566"G %            .     PLoS Genetics 9 !![  Coccidioides     %Genome Research !66_"6" 19[!#55M!#_! U  U9   <566E;    %%    @ <@  NN >S9 /; G;56!7@?      Armillaria        Mycological    % [          Research 112[5!FM557 Nature Reviews Genetics 15[!5!M!_5 U S2 /+  / W.Q U* Xet al. @  ]@+ S5664/        56!5 ] ?       Agaricus   ? BMC Bioinformatics 6[_! bisporus %   %        . @ @G  @@  /5667G   S    Proceedings of the National Academy of     X % N + G  Sciences, USA 109[!#46!M!#46F Mycologia 96[!E6M!EF U ‰9@  `/% / /G`U

   Mycologia 105[!5_!M!546      [%   !E >/ > @N2   %/N/%U/56!_+ 9  [ Canadian Journal of Botany 73@![EF5MEFE +           .?  V   `‰ +  U* 566# †O566FP~ <   %    BMC Genomics 14@![@# W  V   * [ %      Mycologia 98[ >   G 9   <] 9   ` 5666 V.G[ / % E_EME7"             ?    V .9%    X * O / G  Q + % U Journal of Molecular Biology 302[564M5!# 566E ]      %       ab

230 IMA FUNGUS Basdioascus genome, origins, and sexuality

initio      %    Genome Research % < 2]9 +UX  Œ/`@  `U ‰9et al. ARTICLE 18[!"#"M!""6 566"@  $   Agaricomycotina V   WG!"#7W       Wallemia sebi Basidiomycota        Cantharellales  Canadian Journal of Botany 52[54E#M54"6 Mycological Research 113[44"M4#F V   SU   U2/2 /@  /et al.56!_ ‹ ` @   G‰ 9 ; ]   / +  V et al. 566# ]       O    %     <  .   Malassezia  %  %              Proceedings of the National  %  %          Academy of Sciences, USA 110[56!!#M56!55  Proceedings of the National Academy of Sciences, VU2/9  +* O/V /et al.56!7 <   USA 104[!E#_6M!E#_4  ?       % Tilletiaria anomala   ` ‰  * `  ‹ W  *  ‹ et al. 56!! ]   Z+G"4!Genome Announcements 2_[664_".!7          Arthrobotrys oligospora VUQ /  ‰` V* O 2*et al.56!7   %       .   PLoS Pathogens ] ?   %          % 7"[!665!#"        Mixia  Œ ` *   <  ‰    9 ` et al. 56!_ ]  osmundaeNew Phytologist 202[447M4F7    ?         Wallemia V   @/   W W   U ]  V 2 W et al. ichthyophaga[            BMC 56!_V % .     Genomics 14[F!#  % [        %  PLoS    ; 9 ]@ @   9` W  `U ].G    Genetics 9"[!66_E56 > 5664 V $     $     % + U//  /   2+  `9< `Uet WallemiaWallemiomycetes Wallemiales  % al.566E]?      [   Antonie van Leeuwenhoek 87[_!!M_5E  Penicillium chrysogenum Nature Biotechnology 26[ !!F!M!!FE

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