>1g1rB (B:) SEQRES residues wtyhystkayswnisrkycqnrytdlvaiqnkneidylnkvlpyyssyywigirknnktw twvgtkkaltneaenwadnepnnkrnnedcveiyikspsapgkwndehclkkkhalcyta scqdmscskqgecletignytcscypgfygpeceyvrddddk