>3SRN_1|Chain A|RIBONUCLEASE A|Bos taurus (9913) KETAAAKFERQHMDSSTSAASSSNYCNQMMKSRNLTKDRCKPVNTFVHESLADVQAVCSQKNVACKNGQTNCYQSYSTMSITDCRETGSSKYPNCAYKTTQANKHIIVACEGN >3SRN_2|Chain B|RIBONUCLEASE A|null (9913) PYVPVHFNASV