Function
Hydrolyzes o-nitrophenyl-beta-D-galactopyranoside (ONPG), p-nitrophenyl-beta-D-galactopyranoside (PNPG), 5-bromo-4-chloro-3-indoyl-beta-D-galactosde (X-gal), o-nitrophenyl-beta-D-fucopyranoside (ONPF) and p-nitrophenyl-beta-D-fucopyranoside (PNPF) with greatest activity towards ONPG and PNPG and low levels of activity with ONPF and PNPF. Detectable, but very low levels of activity towards p-nitrophenyl-beta-lactose (PNPL), p-nitrophenyl-beta-cellobiose (PNPC), p-nitrophenyl-alpha-galactopyranoside (PNP-alpha-G), and p-nitrophenyl-beta-xylopyranoside (PNPX).
Sequence
MINDKLPKIWHGGDYNPEQWDSKEIWDEDVRMFKLAGIDVATLNVFSWALNQPNEDTYNFDWLDEKINRLYENGIYTCLATSTAAHPAWMAKKYPDVLRVDFYGRKRKFGSRHNSCPNSPTYRKYSERIAETLAERYKDHPAVLIWHVSNEYGGYCYCDNCQDAFRNWLSDKYGTLEKLNKAWNTGFWGHTFYEWDEIVAPNMLSEKREDNVSDFQGISLDYRRFQSDRLLDCYKLEYNAIRKHVPTSIPITTNLMGTYPMLDYFKWAKEMDVVSWDNYPSIDTPFSYTAMTHDLMRGLKGGKPFMLMEQTPSQQNWQPYNSLKRPGVMRLWSYQAIGRGADTILYFQLRRSVGACEKYHGAVIEHVGHEHTRVFNEVAQLGQELNGLSDTLLDARVNAKVAIVFDWENRWATELSSGPSVSLDYVNEVHKYYDALYKLNVQVDMIGVEEDLSKYDVVIAPVLYMVKEGYAAKVEKFVENGGTFLTTFFSGIVNETDIVTLGGYPGELRKVLGIWAEEIDALHPDETNQIVVKGSRGILSGKYSCNLLFDLIHTEGAEAVAEYGSDFYKGMPVLTVNKFGKGKAWYVASSPDAEFLVDFLQTVCEEAGVEPLLDVPAGVETTERVKDGQTYLFVLNHNNDEVTIELHGSQYREVLTDEQVSGNLVLKEKGVLILAKV