>sp|Q3KPI0-3|CEA21_HUMAN Isoform 3 of Carcinoembryonic antigen-related cell adhesion molecule 21 OS=Homo sapiens OX=9606 GN=CEACAM21 MGPPSACPHRECIPWQGLLLTASLLTFWNAPTTAWLFIASAPFEVAEGENVHLSVVYLPE NLYSYGWYKGKTVEPNQLIAAYVIDTHVRTPGPAYSGRETISPSGDLHFQNVTLEDTGYY NLQVTYRNSQIEQASHHLRVYGECSKFDSEISEDAAWPQDTFCWSLYPQSQWLSPPSKPA APQSQRRAPWS