G C A T T A C G G C A T genes Article Distribution of the Warmblood Fragile Foal Syndrome Type 1 Mutation (PLOD1 c.2032G>A) in Different Horse Breeds from Europe and the United States Simone Reiter 1, Barbara Wallner 1, Gottfried Brem 1, Elisabeth Haring 2,3 , Ludwig Hoelzle 4, Monika Stefaniuk-Szmukier 5 , Bogusława Długosz 5 , Katarzyna Piórkowska 6 , Katarzyna Ropka-Molik 6 , Julia Malvick 7, Maria Cecilia T. Penedo 7 and Rebecca R. Bellone 7,8,* 1 Institute of Animal Breeding and Genetics, University of Veterinary Medicine Vienna, 1210 Vienna, Austria;
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[email protected] (B.W.);
[email protected] (G.B.) 2 Central Research Laboratories, Museum of Natural History, 1010 Vienna, Austria;
[email protected] 3 Department of Evolutionary Biology, University of Vienna, 1090 Vienna, Austria 4 Institute of Animal Science, University of Hohenheim, 70599 Stuttgart, Germany;
[email protected] 5 Department of Animal Reproduction, Anatomy and Genomics, University of Agriculture in Kraków, al. Mickiewicza 24/28, 30-059 Kraków, Poland;
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[email protected] (B.D.) 6 Department of Animal Molecular Biology, National Research Institute of Animal Production, Krakowska 1, 32-083 Balice, Poland;
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[email protected] (K.R.-M.) 7 Veterinary Genetics Laboratory, School of Veterinary Medicine, University of California, Davis, CA 95616, USA;
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[email protected] (M.C.T.P.) 8 Population Health and Reproduction, School of Veterinary Medicine, University of California, Davis, CA 95616, USA * Correspondence:
[email protected]; Tel.: +1-(530)-752-9299 Received: 9 November 2020; Accepted: 16 December 2020; Published: 18 December 2020 Abstract: Warmblood fragile foal syndrome (WFFS) is an autosomal recessive disorder caused by a single nucleotide variant in the procollagen-lysine-2-oxoglutarate-5-dioxygenase 1 gene (PLOD1:c.2032G>A, p.Gly678Arg).