Table II

N-terminal sequences of m-bik and m-pTGF-β

Sequences were obtained by Edman degradation on excised protein bands from SDS-polyacrylamide gels under reducing conditions. X, unidentified residue; underlined residues, uncertain assignment.

Gel band molecular massN-terminal sequencePolypeptide
kDa
15VTKKEDS(S/C)QLm-bik
10ARNGD(D/H)XPLGm-pTGF-β