Immunogen sequence: SPARGIEYSRV SPQPMISRLQ QPRLSLQGHP TDLQTSNVKN EEKLRRSLPN LSRTSNTQVD SVKSSRSDSN FQVPN Highest antigen sequence identity to the following orthologs - mouse 97%, rat 99%. SLAIN2 is closely related to SLAIN1, a novel stem cell protein that