>sp|Q90391|VM1AB_CROAT Snake venom metalloproteinase atrolysin-B OS=Crotalus atrox MIEVLLVTICLAVFPYQGSSIILESGNVNDYEVVYPRKVTALPKGAVQPKYEDAMQYELK VNGEPVVLHLEKNKELFSKDYSETHYSPDGRKITTNPSVEDHCYYRGRIENDADSTASIS ACNGLKGHFKLQGEMYLIEPLELSDSEAHAVFKYENVEKEDEAPKMCGVTQNWESYEPIK KASDLNLNPDQQNLPQRYIELVVVADHRVFMKYNSDLNIIRKRVHELVNTINGFYRSLNI DVSLTDLEIWSDQDFITVQSSAKNTLNSFGEWREADLLRRKSHDHAQLLTAINFEGKIIG RAYTSSMCNPRKSVGIVKDHSPINLLVGVTMAHELGHNLGMNHDGDKCLRGASLCIMRPG LTPGRSYEFSDDSMGYYQSFLNQYKPQCILNKPLRIDPVSTPVSGNELLEAGEE