Immunogen sequence: LPSPDCPFPR RVKLPGKCCE EWVCDEPKDQ TVVGPALAAY RLEDTFGPDP TMIRANCLVQ TTEWSACSKT CGMG. Connective Tissue Growth Factor (CTGF), also called CCN2, is a member of the CCN family. CTGF is a secreted protein produced by umbilical veins and vas