>sp|Q21181|NAS19_CAEEL Zinc metalloproteinase nas-19 OS=Caenorhabditis elegans GN=nas-19 MVRLIHLIGAIILLFSYAYCGLSRLNEHDIEESYSHKRVKRQFERLGTKWSYGVVNYYYA DKNNEIKEMVESAIAYIANHTCIRFNEDQNAVQRVQIRMQQNWLCQSTVGAPGMSMSKPI GELSMLVQSCDTIGSIVHEFSHSLGRFHEHTRPDRDNFMKVTTTVHEARPRPSGMTTMYG PFEHGSVMMYHADTYGPGTMDPLDMDYKQTMGNRRVTFYDMYKINQYYGCWCSKQLECKN GGYTSPSDCSRCNCPKGFFGNLCDERQQDSYELMAVNNLWQSITIPFAYKPEPGSDGFYS TFVYITGKANSTIEITLEGLQDVICTAGCTVNGVEIKFKEDSKITSPVVCCTDKPPYKNV FKSSHNPTIIELYSRTTLPSAVTFKYRFTNDKVVLG