ID A0A1N6JWB2_9BACT Unreviewed; 81 AA.
AC A0A1N6JWB2;
DT 15-MAR-2017, integrated into UniProtKB/TrEMBL.
DT 15-MAR-2017, sequence version 1.
DT 24-JAN-2024, entry version 16.
DE RecName: Full=4a-hydroxytetrahydrobiopterin dehydratase {ECO:0000256|ARBA:ARBA00013252};
DE EC=4.2.1.96 {ECO:0000256|ARBA:ARBA00013252};
GN ORFNames=SAMN04488055_4550 {ECO:0000313|EMBL:SIO48521.1};
OS Chitinophaga niabensis.
OC Bacteria; Bacteroidota; Chitinophagia; Chitinophagales; Chitinophagaceae;
OC Chitinophaga.
OX NCBI_TaxID=536979 {ECO:0000313|EMBL:SIO48521.1, ECO:0000313|Proteomes:UP000185003};
RN [1] {ECO:0000313|EMBL:SIO48521.1, ECO:0000313|Proteomes:UP000185003}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 24787 {ECO:0000313|EMBL:SIO48521.1,
RC ECO:0000313|Proteomes:UP000185003};
RA Jaros S., Januszkiewicz K., Wedrychowicz H.;
RL Submitted (NOV-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin =
CC (6R)-L-erythro-6,7-dihydrobiopterin + H2O; Xref=Rhea:RHEA:11920,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15642, ChEBI:CHEBI:43120; EC=4.2.1.96;
CC Evidence={ECO:0000256|ARBA:ARBA00001554};
CC -!- SIMILARITY: Belongs to the pterin-4-alpha-carbinolamine dehydratase
CC family. {ECO:0000256|ARBA:ARBA00006472}.
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DR EMBL; FSRA01000002; SIO48521.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1N6JWB2; -.
DR STRING; 536979.SAMN04488055_4550; -.
DR Proteomes; UP000185003; Unassembled WGS sequence.
DR GO; GO:0008124; F:4-alpha-hydroxytetrahydrobiopterin dehydratase activity; IEA:UniProtKB-EC.
DR GO; GO:0006729; P:tetrahydrobiopterin biosynthetic process; IEA:InterPro.
DR Gene3D; 3.30.1360.20; Transcriptional coactivator/pterin dehydratase; 1.
DR InterPro; IPR036428; PCD_sf.
DR InterPro; IPR001533; Pterin_deHydtase.
DR PANTHER; PTHR12599; PTERIN-4-ALPHA-CARBINOLAMINE DEHYDRATASE; 1.
DR PANTHER; PTHR12599:SF0; PTERIN-4-ALPHA-CARBINOLAMINE DEHYDRATASE; 1.
DR Pfam; PF01329; Pterin_4a; 1.
DR SUPFAM; SSF55248; PCD-like; 1.
PE 3: Inferred from homology;
KW Lyase {ECO:0000256|ARBA:ARBA00023239};
KW Reference proteome {ECO:0000313|Proteomes:UP000185003}.
SQ SEQUENCE 81 AA; 9629 MW; 1D1E6AA5D1D8F331 CRC64;
MNSMWQEKEN RLNRSFQFTD FKEAFAFMTK VALVAEKLDH HPHWINEYNK VDIFLSTHSA
GNVVTDKDRE LARLIDTLYK P
//
