This lymphocyte antigen is a type I membrane protein with 2 extracellular immunoglobulin-like folds. Signal peptide: (1-20); glycosylated extracellular region: (21-237); TM domain (238-260); intracellular Y-phospho-IDR (261-335). The soluble urine form has no signals cward of K147.

Human signaling lymphocytic activation molecule family member 1 (#SLAMF1:p, #CD150:p)―HPA mRNA tissue & cell type distributions paired with GPMDB protein tissue & cell type tabbulations. #proteomics #sources_sinks