>1qqr_B mol:protein length:138  STREPTOKINASE DOMAIN B
IQNQAKSVDVEYTVQFTPLNPDDDFRPGLKLTKLLKTLAIGDTITSQELLAQAQSILNK
NHPGYTIYERDSSIVTHDNDIFRTILPMDQEFTYRVKNREQAYRINKKSGLNEEINNTD
LISEKYYVLKKGEKPYDPFD