ID A0A0F7P7V4_9EURY Unreviewed; 117 AA.
AC A0A0F7P7V4;
DT 22-JUL-2015, integrated into UniProtKB/TrEMBL.
DT 22-JUL-2015, sequence version 1.
DT 24-JAN-2024, entry version 29.
DE RecName: Full=4a-hydroxytetrahydrobiopterin dehydratase {ECO:0000256|ARBA:ARBA00013252};
DE EC=4.2.1.96 {ECO:0000256|ARBA:ARBA00013252};
GN Name=phhB {ECO:0000313|EMBL:AKH96792.1};
GN ORFNames=HLASA_0284 {ECO:0000313|EMBL:ALG81194.1}, HLASF_0285
GN {ECO:0000313|EMBL:AKH96792.1};
OS Halanaeroarchaeum sulfurireducens.
OC Archaea; Euryarchaeota; Stenosarchaea group; Halobacteria; Halobacteriales;
OC Halobacteriaceae; Halanaeroarchaeum.
OX NCBI_TaxID=1604004 {ECO:0000313|EMBL:AKH96792.1, ECO:0000313|Proteomes:UP000069906};
RN [1] {ECO:0000313|EMBL:AKH96792.1, ECO:0000313|Proteomes:UP000069906}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HSR2 {ECO:0000313|EMBL:AKH96792.1,
RC ECO:0000313|Proteomes:UP000069906};
RX PubMed=25978546;
RA Sorokin D.Y., Kublanov I.V., Gavrilov S.N., Rojo D., Roman P.,
RA Golyshin P.N., Slepak V.Z., Smedile F., Ferrer M., Messina E., La Cono V.,
RA Yakimov M.M.;
RT "Elemental sulfur and acetate can support life of a novel strictly
RT anaerobic haloarchaeon.";
RL ISME J. 0:0-0(2015).
RN [2] {ECO:0000313|Proteomes:UP000060390}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=M27-SA2 {ECO:0000313|Proteomes:UP000060390};
RA Messina E., Kublanov I.V., Toshchakov S., Arcadi E., La Spada G.,
RA La Cono V., Yakimov M.M.;
RT "Complete genome sequence of Halanaeroarchaeum sulfurireducens type strain
RT M27-SA2, a sulfate-reducer haloarchaeon from marine anoxic lake Medee.";
RL Submitted (MAY-2015) to the EMBL/GenBank/DDBJ databases.
RN [3] {ECO:0000313|EMBL:ALG81194.1, ECO:0000313|Proteomes:UP000060390}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=M27-SA2 {ECO:0000313|EMBL:ALG81194.1,
RC ECO:0000313|Proteomes:UP000060390};
RX PubMed=27182430; DOI=10.1186/s40793-016-0155-9;
RA Messina E., Sorokin D.Y., Kublanov I.V., Toshchakov S., Lopatina A.,
RA Arcadi E., Smedile F., La Spada G., La Cono V., Yakimov M.M.;
RT "Complete genome sequence of 'Halanaeroarchaeum sulfurireducens' M27-SA2, a
RT sulfur-reducing and acetate-oxidizing haloarchaeon from the deep-sea
RT hypersaline anoxic lake Medee.";
RL Stand. Genomic Sci. 11:35-35(2016).
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; CP008874; AKH96792.1; -; Genomic_DNA.
DR EMBL; CP011564; ALG81194.1; -; Genomic_DNA.
DR RefSeq; WP_050047629.1; NZ_CP011564.1.
DR AlphaFoldDB; A0A0F7P7V4; -.
DR STRING; 1604004.HLASA_0284; -.
DR GeneID; 26009657; -.
DR KEGG; hsf:HLASA_0284; -.
DR KEGG; hsu:HLASF_0285; -.
DR PATRIC; fig|1604004.4.peg.298; -.
DR HOGENOM; CLU_081974_2_2_2; -.
DR OrthoDB; 10495at2157; -.
DR Proteomes; UP000060390; Chromosome.
DR Proteomes; UP000069906; 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; PTHR42805; PTERIN-4-ALPHA-CARBINOLAMINE DEHYDRATASE-RELATED; 1.
DR PANTHER; PTHR42805:SF1; PTERIN-4-ALPHA-CARBINOLAMINE DEHYDRATASE-RELATED; 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:AKH96792.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000069906}.
FT REGION 1..21
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 1..15
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 117 AA; 13938 MW; F9BB637B1E948E5B CRC64;
MSESFADREC EACTSEEEPL TEDEYDEYVE QIDDGVWHIV DGHHLRGKYS VEDFRDALEF
TYEIGELAEE EWHHPDIHLQ WGEVTVEMWT HKIDGLHLTD FIMAARMDRI YEKYAPE
//