passages.id: split_8_test_1584_passage
passages.type: progene_text
passages.text: Substitution of c-Src RT loop residues ( Arg-97 and Thr-98 ) for those found in the v - Src SH3 domain ( Trp - 97 and Ile - 98 ) enhanced the binding of distinct NIH3T3 cellular proteins to a glutathione S-transferase fusion protein of the c-Src ( Trp - 97 + Ile - 98 ) SH3 domain .