PHS_HALS3
ID PHS_HALS3 Reviewed; 91 AA.
AC B0R6B9;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 08-APR-2008, sequence version 1.
DT 25-MAY-2022, entry version 69.
DE RecName: Full=Putative pterin-4-alpha-carbinolamine dehydratase {ECO:0000255|HAMAP-Rule:MF_00434};
DE Short=PHS {ECO:0000255|HAMAP-Rule:MF_00434};
DE EC=4.2.1.96 {ECO:0000255|HAMAP-Rule:MF_00434};
DE AltName: Full=4-alpha-hydroxy-tetrahydropterin dehydratase {ECO:0000255|HAMAP-Rule:MF_00434};
DE AltName: Full=Pterin carbinolamine dehydratase {ECO:0000255|HAMAP-Rule:MF_00434};
DE Short=PCD {ECO:0000255|HAMAP-Rule:MF_00434};
GN OrderedLocusNames=OE_3495R;
OS Halobacterium salinarum (strain ATCC 29341 / DSM 671 / R1).
OC Archaea; Euryarchaeota; Stenosarchaea group; Halobacteria; Halobacteriales;
OC Halobacteriaceae; Halobacterium.
OX NCBI_TaxID=478009;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29341 / DSM 671 / R1;
RX PubMed=18313895; DOI=10.1016/j.ygeno.2008.01.001;
RA Pfeiffer F., Schuster S.C., Broicher A., Falb M., Palm P., Rodewald K.,
RA Ruepp A., Soppa J., Tittor J., Oesterhelt D.;
RT "Evolution in the laboratory: the genome of Halobacterium salinarum strain
RT R1 compared to that of strain NRC-1.";
RL Genomics 91:335-346(2008).
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:0000255|HAMAP-Rule:MF_00434};
CC -!- SIMILARITY: Belongs to the pterin-4-alpha-carbinolamine dehydratase
CC family. {ECO:0000255|HAMAP-Rule:MF_00434}.
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DR EMBL; AM774415; CAP14288.1; -; Genomic_DNA.
DR RefSeq; WP_010903295.1; NC_010364.1.
DR AlphaFoldDB; B0R6B9; -.
DR SMR; B0R6B9; -.
DR EnsemblBacteria; CAP14288; CAP14288; OE_3495R.
DR GeneID; 5954092; -.
DR KEGG; hsl:OE_3495R; -.
DR HOGENOM; CLU_081974_4_3_2; -.
DR OMA; NFAQMVG; -.
DR PhylomeDB; B0R6B9; -.
DR Proteomes; UP000001321; Chromosome.
DR GO; GO:0008124; F:4-alpha-hydroxytetrahydrobiopterin dehydratase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006729; P:tetrahydrobiopterin biosynthetic process; IEA:InterPro.
DR Gene3D; 3.30.1360.20; -; 1.
DR HAMAP; MF_00434; Pterin_4_alpha; 1.
DR InterPro; IPR036428; PCD_sf.
DR InterPro; IPR001533; Pterin_deHydtase.
DR PANTHER; PTHR12599; PTHR12599; 1.
DR Pfam; PF01329; Pterin_4a; 1.
DR SUPFAM; SSF55248; SSF55248; 1.
PE 3: Inferred from homology;
KW Lyase.
FT CHAIN 1..91
FT /note="Putative pterin-4-alpha-carbinolamine dehydratase"
FT /id="PRO_1000192947"
SQ SEQUENCE 91 AA; 10489 MW; 7ED08444BEE4AD5C CRC64;
MSDRLDDDTI SDRLPDDWIH DGDAITRTYT FEEYLDGVAF ASEVGDLADE AFHHPEITIR
YDEVEVRFTD HEAGGVTSQD IELARRTDDR R