>gi|126273559 plasma carboxypeptidase B2 isoform b [Homo sapiens] MKLCSLAVLVPIVLFCEQHVFAFQSGQVLAALPRTSRQVQVLQNLTTTYE IVLWQPVTADLIVKKKQVHFFVNASDVDNVKAHLNVSGIPCSVLLADVED LIQQQISNDTVSPRASASYYEQYHSLNEIYSWIEFITERHPDMLTKIHIG SSFEKYPLYVLKVSGKEQAAKNAIWIDCGIHAREWISPAFCLWFIGHNRM WRKNRSFYANNHCIGTDLNRNFASKHWCEEGASSSSCSETYCGLYPESEP EVKAVASFLRRNINQIKAYISMHSYSQHIVFPYSYTRSKSKDHEELSLVA SEAVRAIEKTSKNTRYTHGHGSETLYLAPGGGDDWIYDLGIKYSVTSNPP VEKLLPLSLK