ID V4XYU1_9ARCH Unreviewed; 91 AA.
AC V4XYU1;
DT 22-JAN-2014, integrated into UniProtKB/TrEMBL.
DT 22-JAN-2014, sequence version 1.
DT 24-JAN-2024, entry version 19.
DE RecName: Full=4a-hydroxytetrahydrobiopterin dehydratase {ECO:0000256|ARBA:ARBA00013252};
DE EC=4.2.1.96 {ECO:0000256|ARBA:ARBA00013252};
GN ORFNames=A07HB70_02495 {ECO:0000313|EMBL:ESS05451.1};
OS uncultured archaeon A07HB70.
OC Archaea; environmental samples.
OX NCBI_TaxID=1412872 {ECO:0000313|EMBL:ESS05451.1, ECO:0000313|Proteomes:UP000030648};
RN [1] {ECO:0000313|Proteomes:UP000030648}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=24335829;
RA Podell S., Emerson J.B., Jones C.M., Ugalde J.A., Welch S.,
RA Heidelberg K.B., Banfield J.F., Allen E.E.;
RT "Seasonal fluctuations in ionic concentrations drive microbial succession
RT in a hypersaline lake community.";
RL ISME J. 0:0-0(2013).
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; KI543184; ESS05451.1; -; Genomic_DNA.
DR AlphaFoldDB; V4XYU1; -.
DR STRING; 1412872.A07HB70_02495; -.
DR Proteomes; UP000030648; 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 CDD; cd00488; PCD_DCoH; 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:ESS05451.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000030648}.
SQ SEQUENCE 91 AA; 10238 MW; 415A69301B5D0D90 CRC64;
MARLLDDEAI AADLPGGWSR DGDEIVRVYE FDDYLDGVGF AGDVGEVAAE EFHHPTVEIR
YGEVEVRLTS HEEGGITDRD LRLARLFDDE R
//