ID B4WKU1_SYNS7 Unreviewed; 231 AA.
AC B4WKU1;
DT 23-SEP-2008, integrated into UniProtKB/TrEMBL.
DT 23-SEP-2008, sequence version 1.
DT 27-MAR-2024, entry version 45.
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 ORFNames=S7335_3287 {ECO:0000313|EMBL:EDX85586.1};
OS Synechococcus sp. (strain ATCC 29403 / PCC 7335).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Synechococcales; Synechococcaceae;
OC Synechococcus.
OX NCBI_TaxID=91464 {ECO:0000313|EMBL:EDX85586.1, ECO:0000313|Proteomes:UP000005766};
RN [1] {ECO:0000313|EMBL:EDX85586.1, ECO:0000313|Proteomes:UP000005766}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29403 / PCC 7335 {ECO:0000313|Proteomes:UP000005766};
RA Tandeau de Marsac N., Ferriera S., Johnson J., Kravitz S., Beeson K.,
RA Sutton G., Rogers Y.-H., Friedman R., Frazier M., Venter J.C.;
RL Submitted (JUL-2008) to the EMBL/GenBank/DDBJ databases.
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|ARBA:ARBA00001947};
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; DS989904; EDX85586.1; -; Genomic_DNA.
DR AlphaFoldDB; B4WKU1; -.
DR STRING; 91464.S7335_3287; -.
DR eggNOG; COG0720; Bacteria.
DR HOGENOM; CLU_083538_0_0_3; -.
DR UniPathway; UPA00391; -.
DR Proteomes; UP000005766; Unassembled WGS sequence.
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; 2.
DR SUPFAM; SSF55620; Tetrahydrobiopterin biosynthesis enzymes-like; 2.
PE 3: Inferred from homology;
KW Lyase {ECO:0000256|ARBA:ARBA00023239};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Reference proteome {ECO:0000313|Proteomes:UP000005766};
KW Zinc {ECO:0000256|ARBA:ARBA00022833}.
SQ SEQUENCE 231 AA; 26163 MW; 6778048CD322596D CRC64;
MVLNLTEAKA IIHREIIDPL DFSYLNEAWP EFQKTLPTTE QIARTVWQRL EAYLPIVNIQ
LFETPELWAN YKGNGMEAYL TVSDHFSAAH QLALPQLSEE ENREIYGKCA SPNGHGHNYQ
VEVTVKGQID QRTGMIVDLA ALQSAITHHV IDRFDHTFLN KDVPYFTSVV PTAENIVLRI
CYLLRQPVAE IGVTLYKVKL IESRNNSAEV LAESIDCRGK TQLNSKSLAV I
//