ID Q7USG1_RHOBA Unreviewed; 117 AA.
AC Q7USG1;
DT 01-OCT-2003, integrated into UniProtKB/TrEMBL.
DT 01-OCT-2003, sequence version 1.
DT 28-JUN-2023, entry version 95.
DE RecName: Full=4a-hydroxytetrahydrobiopterin dehydratase {ECO:0000256|ARBA:ARBA00013252};
DE EC=4.2.1.96 {ECO:0000256|ARBA:ARBA00013252};
GN OrderedLocusNames=RB4517 {ECO:0000313|EMBL:CAD73835.1};
OS Rhodopirellula baltica (strain DSM 10527 / NCIMB 13988 / SH1).
OC Bacteria; Planctomycetota; Planctomycetia; Pirellulales; Pirellulaceae;
OC Rhodopirellula.
OX NCBI_TaxID=243090 {ECO:0000313|EMBL:CAD73835.1, ECO:0000313|Proteomes:UP000001025};
RN [1] {ECO:0000313|EMBL:CAD73835.1, ECO:0000313|Proteomes:UP000001025}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 10527 / NCIMB 13988 / SH1
RC {ECO:0000313|Proteomes:UP000001025};
RX PubMed=12835416; DOI=10.1073/pnas.1431443100;
RA Gloeckner F.O., Kube M., Bauer M., Teeling H., Lombardot T., Ludwig W.,
RA Gade D., Beck A., Borzym K., Heitmann K., Rabus R., Schlesner H., Amann R.,
RA Reinhardt R.;
RT "Complete genome sequence of the marine planctomycete Pirellula sp. strain
RT 1.";
RL Proc. Natl. Acad. Sci. U.S.A. 100:8298-8303(2003).
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; BX294140; CAD73835.1; -; Genomic_DNA.
DR RefSeq; NP_866149.1; NC_005027.1.
DR RefSeq; WP_011119951.1; NC_005027.1.
DR AlphaFoldDB; Q7USG1; -.
DR STRING; 243090.RB4517; -.
DR EnsemblBacteria; CAD73835; CAD73835; RB4517.
DR KEGG; rba:RB4517; -.
DR PATRIC; fig|243090.15.peg.2112; -.
DR eggNOG; COG2154; Bacteria.
DR HOGENOM; CLU_081974_2_0_0; -.
DR InParanoid; Q7USG1; -.
DR OrthoDB; 9800108at2; -.
DR Proteomes; UP000001025; Chromosome.
DR GO; GO:0008124; F:4-alpha-hydroxytetrahydrobiopterin dehydratase activity; IBA:GO_Central.
DR GO; GO:0006729; P:tetrahydrobiopterin biosynthetic process; IEA:InterPro.
DR CDD; cd00913; PCD_DCoH_subfamily_a; 1.
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, ECO:0000313|EMBL:CAD73835.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000001025}.
SQ SEQUENCE 117 AA; 13060 MW; F937EBA8F7EDC523 CRC64;
MNESKTLTDW SSRHCVPCEG GIDRVSADAA KRYLVELSNW SLEEDGKQIS RKLNTGDFQT
AVRHLNAIAE LAEAEQHHPD LHLTGYRHLR VVLTTHAIGG LSENDFVMAA HIDRVVS
//