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pobA

Gene
pobA
Protein
Phenoxybenzoate dioxygenase subunit alpha
Organism
Pseudomonas oleovorans
Length
409 amino acids
Function
Degrades exclusively diarylether compounds having carboxyl groups in the 3- or 4-position. Yields a hemiacetal that spontaneously hydrolyzes to phenol and protocatechuate.
Similarity
Belongs to the bacterial ring-hydroxylating dioxygenase alpha subunit family.
Mass
46.259 kDa
Sequence
MSKTIPIVDAQHAGSAYQHVPGHPDPQLSAVAKGTPTGEYLRRYWQPVALSADVTDRPQMVRILGEDLVLFRDKAGRPGLLYPRCMHRGTSLYYGHVEEAGIRCCYHGWLFAVDGTCLNQPCEPEGGLRREAARQPWYPVEERYGLVFAYMGPPEKKPVLPRYDILEDLEEGEFIEVISGGFVSYADHVEDPNVPYHWLQNWENIMDPYHVYILHSTFSGIQFAENFKILPRVDFEAVDGGVIYHAWRDLEDGRQLERINSALFPNISAIPMIDLSPGQGRWIGWHVAVDDQHYRGFFAARTRQPGNFAPIKMHNGKSWTELSEQEKQDFPGDFEAQFGQGRVTLHGEEHLATSDHGIALLRRQMKQQIAIVQQGGDPAGVHFNEADALVRIRSGNFYTTSDKTETAAD

Gene
pobA
Protein
p-hydroxybenzoate hydroxylase
Organism
Acinetobacter baylyi (strain ATCC 33305 / BD413 / ADP1)
Length
404 amino acids
Function
Catalyzes the incorporation of an atom of dioxygen into p-hydroxybenzoate (p-OHB) to form 3,4-dihydroxybenzoate (3,4DOHB). The reaction occurs in two parts: reduction of the flavin adenine dinucleotide (FAD) in the enzyme by reduced nicotinamide adenine dinucleotide phosphate (NADPH) in response to binding p-hydroxybenzoate to the enzyme and oxidation of reduced FAD with oxygen to form a hydroperoxide, which then oxygenates p-hydroxybenzoate.
Similarity
Belongs to the aromatic-ring hydroxylase family.
Mass
45.271 kDa
Sequence
MQTMKTKVAIIGSGPAGLLLGQLLYKAGIEHVIVEQRSADYVASRIRAGILEQVSVDLLEQAGVDQNLKEKGLPHSGIEILTNGQKFRVDLSALTQGKQVTVYGQTEVTKDLMQAREQAGLCSFYESNDVQIHDFYNAPKVTFESNGTHYQIECDFIAGCDGYHGVCRASVPQDKIKTFEKVYPFGWLGVLADVPPVADELIYVQSERGFALCSMRSETRSRYYIQVPLTDHVENWSDDQFWEELKNRLDPESCEKLVTGPSIEKSIAPLRSFVTEPMRFGKLFLAGDAAHIVPPTGAKGLNLAASDIAYLSSALIEFYTQGSEQGIDQYSEKCLQRVWKAERFSWWMTHLLHRFETESEFDHKIKQAELSYILGSTAGQTTLAENYVGLPYEIKSLDYLKHAS

Gene
pobA
Protein
p-hydroxybenzoate hydroxylase
Organism
Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)
Length
394 amino acids
Function
Catalyzes the incorporation of an atom of dioxygen into p-hydroxybenzoate (p-OHB) to form 3,4-dihydroxybenzoate (3,4DOHB). The reaction occurs in two parts: reduction of the flavin adenine dinucleotide (FAD) in the enzyme by reduced nicotinamide adenine dinucleotide phosphate (NADPH) in response to binding p-hydroxybenzoate to the enzyme and oxidation of reduced FAD with oxygen to form a hydroperoxide, which then oxygenates p-hydroxybenzoate.
Similarity
Belongs to the aromatic-ring hydroxylase family.
Mass
44.324 kDa
Sequence
MKTQVAIIGAGPSGLLLGQLLHKAGIDNVILERQTPDYVLGRIRAGVLEQGMVDLLREAGVDRRMARDGLVHEGVEIAFAGQRRRIDLKRLSGGKTVTVYGQTEVTRDLMEAREACGATTVYQAAEVRLHDLQGERPYVTFERDGERLRLDCDYIAGCDGFHGISRQSIPAERLKVFERVYPFGWLGLLADTPPVSHELIYANHPRGFALCSQRSATRSRYYVQVPLSEKVEDWSDERFWTELKARLPSEVAEKLVTGPSLEKSIAPLRSFVVEPMQHGRLFLAGDAAHIVPPTGAKGLNLAASDVSTLYRLLLKAYREGRGELLERYSAICLRRIWKAERFSWWMTSVLHRFPDTDAFSQRIQQTELEYYLGSEAGLATIAENYVGLPYEEIE

Gene
pobA
Protein
p-hydroxybenzoate hydroxylase
Organism
Pseudomonas fluorescens
Length
394 amino acids
Function
Catalyzes the incorporation of an atom of dioxygen into p-hydroxybenzoate (p-OHB) to form 3,4-dihydroxybenzoate (3,4DOHB). The reaction occurs in two parts: reduction of the flavin adenine dinucleotide (FAD) in the enzyme by reduced nicotinamide adenine dinucleotide phosphate (NADPH) in response to binding p-hydroxybenzoate to the enzyme and oxidation of reduced FAD with oxygen to form a hydroperoxide, which then oxygenates p-hydroxybenzoate.
Similarity
Belongs to the aromatic-ring hydroxylase family.
Mass
44.322 kDa
Sequence
MKTQVAIIGAGPSGLLLGQLLHKAGIDNVILERQTPDYVLGRIRAGVLEQGMVDLLREAGVDRRMARDGLVHEGVEIAFAGQRRRIDLKRLSGGKTVTVYGQTEVTRDLMEAREACGATTVYQAAEVRLHDLQGERPYVTFERDGERLRLDCDYIAGCDGFHGISRQSIPAERLKVFERVYPFGWLGLLADTPPVSHELIYANHPRGFALCSQRSATRSRYYVQVPLTEKVEDWSDERFWTELKARLPAEVAEKLVTGPSLEKSIAPLRSFVVEPMQHGRLFLAGDAAHIVPPTGAKGLNLAASDVSTLYRLLLKAYREGRGELLERYSAICLRRIWKAERFSWWMTSVLHRFPDTDAFSQRIQQTELEYYLGSEAGLATIAENYVGLPYEEIE