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April 30, 2019 u vol. 116 u no. 18 From the Cover 8919 Hyena alliances and social rank 8824 Early taro cultivation in Polynesia 8846 Same-sex marriage and antigay bias 8966 Peanut-allergen inhibitor 9030 Multiple sclerosis and cell senescence Contents THIS WEEK IN PNAS Cover image: Pictured is a coalition of 8635 In This Issue young spotted hyenas (Crocuta crocuta) eliciting a submissive response from a larger group-mate. Eli D. Strauss INNER WORKINGS—An over-the-shoulder look at scientists at work and Kay E. Holekamp studied the 8638 Genomics blazes a trail to improved cannabis cultivation interactions of five generations of Elie Dolgin spotted hyenas in Kenya and found that female hyenas were more likely to defeat and outrank a higher-ranking PROFILE opponent when they garnered support 8641 Profile of Zhisheng An from other female hyenas. Further, rank Jennifer Viegas differences between female hyenas See Inaugural Article on page 8657 were amplified over generations due to demographic changes. The findings provide insight into mechanisms leading COMMENTARIES to changes in social rank. See the article 8644 Hyena politics: The dynamics of dynasties by Strauss and Holekamp on pages Joan B. Silk 8919–8924. Image courtesy of Kate See companion article on page 8919 Yoshida (Las Vegas Natural History Museum, Las Vegas). 8646 New age for progressive multiple sclerosis Jaime Imitola See companion article on page 9030 LETTERS 8649 Time domain versus energy domain neutron scattering analysis of protein dynamics Wolfgang Doster 8651 Reply to Doster: Franck–Condon and Van Hove formulation of quasielastic neutron scattering from complex systems Gerald R. Kneller 8653 Phototransduction gain at the G-protein, transducin, and effector protein, phosphodiesterase-6, stages in retinal rods Martin Heck, Klaus Peter Hofmann, Timothy W. Kraft, and Trevor D. Lamb 8655 Reply to Heck et al.: Signal amplification at the rhodopsin-to-transducin·phosphodiesterase step in rod phototransduction K.-W. Yau, W. W. S. Yue, and D. Silverman Free online through the PNAS open access option. PNAS u April 30, 2019 u vol. 116 u no. 18 u iii–vii Downloaded by guest on October 2, 2021 INAUGURAL ARTICLE EARTH, ATMOSPHERIC, AND PLANETARY SCIENCES 8657 Severe haze in northern China: A synergy of 8657 Severe haze in northern China: A synergy of anthropogenic emissions and atmospheric processes anthropogenic emissions and atmospheric processes Zhisheng An, Ru-Jin Huang, Renyi Zhang, Xuexi Tie, Guohui Li, Zhisheng An, Ru-Jin Huang, Renyi Zhang, Xuexi Tie, Guohui Li, Junji Cao, Weijian Zhou, Zhengguo Shi, Yongming Han, Junji Cao, Weijian Zhou, Zhengguo Shi, Yongming Han, Zhaolin Gu, and Yuemeng Ji Zhaolin Gu, and Yuemeng Ji See Profile on page 8641 See Profile on page 8641 8728 Climate models can correctly simulate the continuum of global-average temperature variability PHYSICAL SCIENCES Feng Zhu, Julien Emile-Geay, Nicholas P. McKay, Gregory J. Hakim, Deborah Khider, Toby R. Ault, Eric J. Steig, Sylvia Dee, APPLIED PHYSICAL SCIENCES and James W. Kirchner 8667 Deep learning in turbulent convection networks 8734 Anthropogenic strath terrace formation caused by Enrico Fonda, Ambrish Pandey, Jo¨rg Schumacher, reduced sediment retention and Katepalli R. Sreenivasan Sarah A. Schanz, David R. Montgomery, and Brian D. Collins 8673 Scale-free resilience of real traffic jams 8740 K isotopes as a tracer for continental weathering and Limiao Zhang, Guanwen Zeng, Daqing Li, Hai-Jun Huang, geological K cycling H. Eugene Stanley, and Shlomo Havlin Shilei Li (李石磊), Weiqiang Li, Brian L. Beard, Maureen E. 8679 Shock growth of ice crystal near equilibrium melting Raymo, Xiaomin Wang (王小敏), Yang Chen (陈旸), and Jun Chen pressure under dynamic compression 8746 Neoproterozoic to early Phanerozoic rise in island arc Yong-Jae Kim, Yun-Hee Lee, Sooheyong Lee, Hiroki Nada, redox state due to deep ocean oxygenation and and Geun Woo Lee increased marine sulfate levels Daniel A. Stolper and Claire E. Bucholz BIOPHYSICS AND COMPUTATIONAL BIOLOGY 8685 A diecast mineralization process forms the tough ENGINEERING mantis shrimp dactyl club 8756 Disconnection description of triple-junction motion Shahrouz Amini, Maryam Tadayon, Jun Jie Loke, Akshita Spencer L. Thomas, Chaozhen Wei, Jian Han, Yang Xiang, Kumar, Deepankumar Kanagavel, Hortense Le Ferrand, Martial and David J. Srolovitz Duchamp, Manfred Raida, Radoslaw M. Sobota, Liyan Chen, Shawn Hoon, and Ali Miserez 8766 Macromolecular relaxation, strain, and extensibility determine elastocapillary thinning and extensional 8693 Unified energetics analysis unravels SpCas9 cleavage viscosity of polymer solutions activity for optimal gRNA design Jelena Dinic and Vivek Sharma Dong Zhang, Travis Hurst, Dongsheng Duan, and Shi-Jie Chen 9002 Rapid screening of engineered microbial therapies in 8699 Structural dynamics and transient lipid binding of a 3D multicellular model synaptobrevin-2 tune SNARE assembly and membrane fusion Tetsuhiro Harimoto, Zakary S. Singer, Oscar S. Velazquez, Joanna Zhang, Samuel Castro, Taylor E. Hinchliffe, William Nils-Alexander Lakomek, Halenur Yavuz, Reinhard Jahn, Mather, and Tal Danino and A´ngel Pe´rez-Lara 8889 Commonly used FRET fluorophores promote collapse ENVIRONMENTAL SCIENCES of an otherwise disordered protein 8775 Fine-scale damage estimates of particulate matter air Joshua A. Riback, Micayla A. Bowman, Adam M. Zmyslowski, pollution reveal opportunities for location-specific Kevin W. Plaxco, Patricia L. Clark, and Tobin R. Sosnick mitigation of emissions Andrew L. Goodkind, Christopher W. Tessum, Jay S. Coggins, CHEMISTRY Jason D. Hill, and Julian D. Marshall 8709 Intrinsically cell-penetrating multivalent and 8781 Dating glacier ice of the last millennium by multitargeting ligands for myotonic dystrophy type 1 quantum technology JuYeon Lee, Yugang Bai, Ullas V. Chembazhi, Shaohong Peng, Zhongyi Feng, Pascal Bohleber, Sven Ebser, Lisa Ringena, Kevin Yum, Long M. Luu, Lauren D. Hagler, Julio F. Serrano, Maximilian Schmidt, Arne Kersting, Philip Hopkins, H. Y. Edwin Chan, Auinash Kalsotra, and Steven C. Zimmerman Helene Hoffmann, Andrea Fischer, Werner Aeschbach, 8715 Correlated interfacial water transport and proton and Markus K. Oberthaler conductivity in perfluorosulfonic acid membranes Xiao Ling, Mischa Bonn, Katrin F. Domke, and Sapun H. Parekh MATHEMATICS – – 8721 Modular, stereocontrolled Cβ H/Cα C activation of 8787 Counterexamples in scale calculus alkyl carboxylic acids Benjamin Filippenko, Zhengyi Zhou, and Katrin Wehrheim Ming Shang, Karla S. Feu, Julien C. Vantourout, Lisa M. Barton, Heather L. Osswald, Nobutaka Kato, Kerstin Gagaring, Case W. McNamara, Gang Chen, Liang Hu, Shengyang Ni, PHYSICS Paula Ferna´ndez-Canelas, Miao Chen, Rohan R. Merchant, 8798 Giant nonvolatile resistive switching in a Mott oxide Tian Qin, Stuart L. Schreiber, Bruno Melillo, Jin-Quan Yu, and ferroelectric hybrid and Phil S. Baran Pavel Salev, Javier del Valle, Yoav Kalcheim, and Ivan K. Schuller COMPUTER SCIENCES 8803 Strain-induced spontaneous Hall effect in an epitaxial 8852 Machine learning-assisted directed protein evolution thin film of a Luttinger semimetal with combinatorial libraries Takumi Ohtsuki, Zhaoming Tian, Akira Endo, Mario Halim, Zachary Wu, S. B. Jennifer Kan, Russell D. Lewis, Bruce J. Shingo Katsumoto, Yoshimitsu Kohama, Koichi Kindo, Mikk Wittmann, and Frances H. Arnold Lippmaa, and Satoru Nakatsuji iv u www.pnas.org Contents Downloaded by guest on October 2, 2021 8809 Phase-conjugate mirror for water waves driven by the 8709 Intrinsically cell-penetrating multivalent and Faraday instability multitargeting ligands for myotonic dystrophy type 1 Vincent Bacot, Guillaume Durey, Antonin Eddi, Mathias Fink, JuYeon Lee, Yugang Bai, Ullas V. Chembazhi, Shaohong Peng, and Emmanuel Fort Kevin Yum, Long M. Luu, Lauren D. Hagler, Julio F. Serrano, 8815 How a well-adapting immune system remembers H. Y. Edwin Chan, Auinash Kalsotra, and Steven C. Zimmerman Andreas Mayer, Vijay Balasubramanian, Aleksandra M. 8859 Interaction between p53 N terminus and core domain Walczak, and Thierry Mora regulates specific and nonspecific DNA binding Fan He, Wade Borcherds, Tanjing Song, Xi Wei, Mousumi Das, Lihong Chen, Gary W. Daughdrill, SOCIAL SCIENCES and Jiandong Chen ANTHROPOLOGY 8869 Structural insight into TRPV5 channel function and modulation 8824 Early tropical crop production in marginal subtropical and temperate Polynesia Shangyu Dang, Mark K. van Goor, Daniel Asarnow, YongQiang Wang, David Julius, Yifan Cheng, Matthew Prebble, Atholl J. Anderson, Paul Augustinus, Joshua and Jenny van der Wijst Emmitt, Stewart J. Fallon, Louise L. Furey, Simon J. Holdaway, Alex Jorgensen, Thegn N. Ladefoged, Peter J. Matthews, 8879 Cytosolic Fe-superoxide dismutase safeguards Jean-Yves Meyer, Rebecca Phillipps, Rod Wallace, Trypanosoma cruzi from macrophage-derived and Nicholas Porch superoxide radical Alejandra Martı´nez, Carolina Prolo, Damia´n Estrada, ECONOMIC SCIENCES Natalia Rios, Marı´a Noel Alvarez, Marı´a Dolores Pin˜eyro, 8834 Evolution of social norms and correlated equilibria Carlos Robello, Rafael Radi, and Lucı´a Piacenza Bryce Morsky and Erol Akc¸ay BIOPHYSICS AND COMPUTATIONAL BIOLOGY ENVIRONMENTAL SCIENCES 8889 Commonly used FRET fluorophores promote collapse 8840 Climate change and educational attainment in the of an otherwise disordered protein global tropics Joshua A. Riback, Micayla A. Bowman, Adam M. Zmyslowski, Heather Randell and Clark Gray Kevin W. Plaxco, Patricia L. Clark, and Tobin R. Sosnick 8895 α-Sheet secondary