>5B21_1|Chains A, B|murine Nectin-1 D1|Mus musculus (10090) QVVQVNDSMYGFIGTDVVLHCSFANPLPSVKITQVTWQKASNGSKQNMAIYNPTMGVSVLPPYEKRVEFLRPSFIDGTIRLSGLELEDEGMYICEFATFPTGNRESQLNLTVMA