>9QR0_1|Chain A|Coenzyme B12-dependent mutase,Uroporphyrinogen-III synthase|Homo sapiens (9606) MRRRYKVLVAKMGLDGHDRGAKVVARALRDAGFEVVLIPVLSFEFLSLPSFSEKLSHPEDYGGLIFTSPRAVEAAELCLEQNNKTEVWERSLKEKWNAKSVYVVGNATASLVSKIGLDTEGETCGNAEKLAEYICSRESSALPLLFPCGNLKREILPKALKDKGIAMESITVYQTVAHPGIQGNVAMAAVQEDVDVIGVSILNGAHLHLMKRLMAKLRELGADDIPVVLGGTIPIPDLEPLRSLSIREIFLPGTSLGEIIEKVRKLAEEKRMREEAEALEHHHHHH