Function
Converts 3-hydroxybenzoate (m-hydroxybenzoate), and to a lesser extent p-hydroxybenzoate, to 3,4-dihydroxybenzoate (protocatechuate). Also acts on a number of analogs of 3-hydroxybenzoate substituted in the 2, 4, 5 and 6 positions.
Sequence
MQFHLNGFRPGNPLIAPASPLAPAHTEAVPSQVDVLIVGCGPAGLTLAAQLAAFPDIRTCIVEQKEGPMELGQADGIACRTMEMFEAFEFADSILKEACWINDVTFWKPDPAQPGRIARHGRVQDTEDGLSEFPHVILNQARVHDHYLERMRNSPSRLEPHYARRVLDVKIDHGAADYPVTVTLERCDAAHAGQIETVQARYVVGCDGARSNVRRAIGRQLVGDSANQAWGVMDVLAVTDFPDVRYKVAIQSEQGNVLIIPREGGHLVRFYVEMDKLDADERVASRNITVEQLIATAQRVLHPYKLDVKNVPWWSVYEIGQRICAKYDDVADAVATPDSPLPRVFIAGDACHTHSPKAGQGMNFSMQDSFNLGWKLAAVLRKQCAPELLHTYSSERQVVAQQLIDFDREWAKMFSDPAKEGGQGGVDPKEFQKYFEQHGRFTAGVGTHYAPSLLTGQASHQALASGFTVGMRFHSAPVVRVSDAKPLQLGHCGKADGRWRLYAFAGQNDLAQPESGLLALCRFLESDAASPLRRFTPSGQDIDSIFDLRAIFPQAYTEVALETLPALLLPPKGQLGMIDYEKVFSPDLKNAGQDIFELRGIDRQQGALVVVRPDQYVAQVLPLGDHAALSAYFESFMRA