ID U5Q676_9BACT Unreviewed; 151 AA.
AC U5Q676;
DT 22-JAN-2014, integrated into UniProtKB/TrEMBL.
DT 22-JAN-2014, sequence version 1.
DT 24-JAN-2024, entry version 32.
DE RecName: Full=6-carboxy-5,6,7,8-tetrahydropterin synthase {ECO:0000256|ARBA:ARBA00018141};
DE EC=4.1.2.50 {ECO:0000256|ARBA:ARBA00012982};
DE AltName: Full=Queuosine biosynthesis protein QueD {ECO:0000256|ARBA:ARBA00031449};
GN Name=queD {ECO:0000313|EMBL:AGY53991.1};
GN ORFNames=BRDCF_p1364 {ECO:0000313|EMBL:AGY53991.1};
OS Bacteroidales bacterium CF.
OC Bacteria; Bacteroidota; Bacteroidia; Bacteroidales.
OX NCBI_TaxID=1400053 {ECO:0000313|EMBL:AGY53991.1, ECO:0000313|Proteomes:UP000017642};
RN [1] {ECO:0000313|EMBL:AGY53991.1, ECO:0000313|Proteomes:UP000017642}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CF {ECO:0000313|EMBL:AGY53991.1};
RX PubMed=24356833;
RA Tang S., Edwards E.A.;
RT "Complete Genome Sequence of Bacteroidales Strain CF from a Chloroform-
RT Dechlorinating Enrichment Culture.";
RL Genome Announc. 1:e01066-13(2013).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=7,8-dihydroneopterin 3'-triphosphate + H2O = 6-
CC carboxy-5,6,7,8-tetrahydropterin + acetaldehyde + 2 H(+) +
CC triphosphate; Xref=Rhea:RHEA:27966, ChEBI:CHEBI:15343,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:18036,
CC ChEBI:CHEBI:58462, ChEBI:CHEBI:61032; EC=4.1.2.50;
CC Evidence={ECO:0000256|ARBA:ARBA00001293};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|PIRSR:PIRSR006113-2};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000256|PIRSR:PIRSR006113-2};
CC -!- PATHWAY: Purine metabolism; 7-cyano-7-deazaguanine biosynthesis.
CC {ECO:0000256|ARBA:ARBA00005061}.
CC -!- SIMILARITY: Belongs to the PTPS family. QueD subfamily.
CC {ECO:0000256|ARBA:ARBA00008900}.
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DR EMBL; CP006772; AGY53991.1; -; Genomic_DNA.
DR AlphaFoldDB; U5Q676; -.
DR STRING; 1400053.BRDCF_p1364; -.
DR KEGG; bacc:BRDCF_p1364; -.
DR HOGENOM; CLU_111016_1_3_10; -.
DR OrthoDB; 9804698at2; -.
DR UniPathway; UPA00391; -.
DR Proteomes; UP000017642; Chromosome.
DR GO; GO:0070497; F:6-carboxy-5,6,7,8-tetrahydropterin synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR Gene3D; 3.30.479.10; 6-pyruvoyl tetrahydropterin synthase/QueD; 2.
DR InterPro; IPR007115; 6-PTP_synth/QueD.
DR InterPro; IPR038418; 6-PTP_synth/QueD_sf.
DR PANTHER; PTHR12589:SF7; 6-PYRUVOYL TETRAHYDROBIOPTERIN SYNTHASE; 1.
DR PANTHER; PTHR12589; PYRUVOYL TETRAHYDROBIOPTERIN SYNTHASE; 1.
DR Pfam; PF01242; PTPS; 1.
DR PIRSF; PIRSF006113; PTP_synth; 1.
DR SUPFAM; SSF55620; Tetrahydrobiopterin biosynthesis enzymes-like; 1.
PE 3: Inferred from homology;
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000313|EMBL:AGY53991.1};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR006113-2};
KW Reference proteome {ECO:0000313|Proteomes:UP000017642};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|PIRSR:PIRSR006113-2}.
FT ACT_SITE 25
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-1"
FT ACT_SITE 75
FT /note="Charge relay system"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-1"
FT ACT_SITE 133
FT /note="Charge relay system"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-1"
FT BINDING 16
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-2"
FT BINDING 29
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-2"
FT BINDING 31
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-2"
SQ SEQUENCE 151 AA; 17081 MW; 55D25786BA7E291F CRC64;
MSTLRITKEF RFEGAHALTG YDGKCRHIHG HSYGLYITVK GTPISETSNP KNGMVLDFSD
LKKVVNDYII NVFDHALILR RGSALSSEIS EAYDNVVIVD FQPTCENLVL YIHDILIERL
PAKVTLQSIK LYETPTSYVE WMADDNSQSL I
//
