Protein
Beta-galactosidase bgaB
Organism
Geobacillus kaustophilus
Function
Hydrolyzes 6-bromo-2-naphthyl-beta-D-galactopyranoside and o-nitrophenyl-beta-D-galactopyranoside (ONPG). Possesses a high level of transgalactosylation activity. Hydrolyzes lactose in milk.
Similarity
Belongs to the glycosyl hydrolase 42 family.
Sequence
MNVLSSICYGGDYNPEQWPEEIWYEDAKLMQKAGVNLVSLGIFSWSKIEPSDGVFDFEWLDKVIDILYDHGVYINLGTATATTPAWFVKKYPDSLPIDESGVILSFGSRQHYCPNHPQLITHIKRLVRAIAERYKNHPALKMWHVNNEYACHVSKCFCENCAVAFRKWLKERYKTIDELNERWGTNFWGQRYNHWDEINPPRKAPTFINPSQELDYYRFMNDSILKLFLTEKEILREVTPDIPVSTNFMGSFKPLNYFQWAQHVDIVTWDSYPDPREGLPIQHAMMNDLMRSLRKGQPFILMEQVTSHVNWRDINVPKPPGVMRLWSYATIARGADGIMFFQWRQSRAGAEKFHGAMVPHFLNENNRIYREVTQLGQELKKLDCLVGSRIKAEVAIIFDWENWWAVELSSKPHNKLRYIPIVEAYYRELYKRNIAVDFVRPSDDLTKYKVVIAPMLYMVKEGEDENLRQFVANGGTLIVSFFSGIVDENDRVHLGGYPGPLRDILGIFVEEFVPYPETKVNKIYSNDGEYDCTTWADIIRLEGAEPLATFKGDWYAGLPAVTRNCYGKGEGIYVGTYPDSNYLGRLLEQVFAKHHINPILEVAENVEVQQRETDEWKYLIIINHNDYEVTLSLPEDKIYQNMIDGKCFRGGELRIQGVDVAVLREHDEAGKV