>d1fiqb1 d.87.2.1 (B:415-528) Xanthine oxidase, domain 4 (?) {Cow (Bos taurus)} deffsafkqasrreddiakvtcgmrvlfqpgsmqvkelalcyggmadrtisalkttqkql skfwnekllqdvcaglaeelslspdapggmiefrrtltlsfffkfyltvlkklg