ID A4G3H4_HERAR Unreviewed; 117 AA.
AC A4G3H4;
DT 17-APR-2007, integrated into UniProtKB/TrEMBL.
DT 17-APR-2007, sequence version 1.
DT 27-MAR-2024, entry version 85.
DE RecName: Full=4a-hydroxytetrahydrobiopterin dehydratase {ECO:0000256|ARBA:ARBA00013252};
DE EC=4.2.1.96 {ECO:0000256|ARBA:ARBA00013252};
GN OrderedLocusNames=HEAR0874 {ECO:0000313|EMBL:CAL61061.1};
OS Herminiimonas arsenicoxydans.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Oxalobacteraceae; Herminiimonas.
OX NCBI_TaxID=204773 {ECO:0000313|EMBL:CAL61061.1, ECO:0000313|Proteomes:UP000006697};
RN [1] {ECO:0000313|EMBL:CAL61061.1, ECO:0000313|Proteomes:UP000006697}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ULPAs1 {ECO:0000313|Proteomes:UP000006697};
RX PubMed=17432936; DOI=10.1371/journal.pgen.0030053;
RA Muller D., Medigue C., Koechler S., Barbe V., Barakat M., Talla E.,
RA Bonnefoy V., Krin E., Arsene-Ploetze F., Carapito C., Chandler M.,
RA Cournoyer B., Cruveiller S., Dossat C., Duval S., Heymann M., Leize E.,
RA Lieutaud A., Lievremont D., Makita Y., Mangenot S., Nitschke W., Ortet P.,
RA Perdrial N., Schoepp B., Siguier N., Simeonova D.D., Rouy Z., Segurens B.,
RA Turlin E., Vallenet D., Van Dorsselaer A., Weiss S., Weissenbach J.,
RA Lett M.C., Danchin A., Bertin P.N.;
RT "A tale of two oxidation states: bacterial colonization of arsenic-rich
RT environments.";
RL PLoS Genet. 3:518-530(2007).
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; CU207211; CAL61061.1; -; Genomic_DNA.
DR AlphaFoldDB; A4G3H4; -.
DR STRING; 204773.HEAR0874; -.
DR KEGG; har:HEAR0874; -.
DR eggNOG; COG2154; Bacteria.
DR HOGENOM; CLU_081974_2_1_4; -.
DR OrthoDB; 9794987at2; -.
DR Proteomes; UP000006697; Chromosome.
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, ECO:0000313|EMBL:CAL61061.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000006697}.
SQ SEQUENCE 117 AA; 13351 MW; B4F61FDC47771B25 CRC64;
MNNAADLRQQ KCQPPTKALN AEEIAQRLQA VAAWRLQDGK IFREYTFKNY YATMAFVNAI
VYVIHAEDHH PELVITYKHC TVRYNTHSVN EGKGGLSDND FICAAKLDAI FEYGMHS
//