Here are recombinant proteins for SIRPA, the approved symbol for the human gene, 'signal regulatory protein alpha'. With a Uniprot ID of P78324, this protein is listed as having 504 residues in length and a mass of 55 kDa. Up to 3 isoforms are reported. The following protein function has been assigned: 'Immunoglobulin-like cell surface receptor for CD47.' Orthologs are reported in these species: mouse, rat. SIRPA may also be known by other designations: 'tyrosine-protein phosphatase non-receptor type substrate 1, CD172 antigen-like family member A, brain-immunoglobulin-like molecule with tyrosine-based activation motifs, inhibitory receptor SHPS-1, macrophage fusion receptor, myd-1 antigen, tyrosine phosphatase SHP substrate 1'.