ID A0A1W6B683_9GAMM Unreviewed; 120 AA.
AC A0A1W6B683;
DT 05-JUL-2017, integrated into UniProtKB/TrEMBL.
DT 05-JUL-2017, sequence version 1.
DT 24-JAN-2024, entry version 23.
DE RecName: Full=6-carboxy-5,6,7,8-tetrahydropterin synthase {ECO:0000256|ARBA:ARBA00018141, ECO:0000256|PIRNR:PIRNR006113};
DE EC=4.-.-.- {ECO:0000256|PIRNR:PIRNR006113};
GN ORFNames=B1H58_11525 {ECO:0000313|EMBL:ARJ42595.1};
OS Pantoea alhagi.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Erwiniaceae; Pantoea.
OX NCBI_TaxID=1891675 {ECO:0000313|EMBL:ARJ42595.1, ECO:0000313|Proteomes:UP000192900};
RN [1] {ECO:0000313|EMBL:ARJ42595.1, ECO:0000313|Proteomes:UP000192900}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LTYR-11Z {ECO:0000313|EMBL:ARJ42595.1,
RC ECO:0000313|Proteomes:UP000192900};
RA Zhang L.;
RT "Complete genome sequence of the drought resistance-promoting endophyte
RT Pantoea alhagi LTYR-11Z.";
RL Submitted (FEB-2017) 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 ECO:0000256|PIRNR:PIRNR006113};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|PIRNR:PIRNR006113,
CC ECO:0000256|PIRSR:PIRSR006113-2};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000256|PIRNR:PIRNR006113,
CC ECO:0000256|PIRSR:PIRSR006113-2};
CC -!- PATHWAY: Purine metabolism; 7-cyano-7-deazaguanine biosynthesis.
CC {ECO:0000256|ARBA:ARBA00005061, ECO:0000256|PIRNR:PIRNR006113}.
CC -!- SIMILARITY: Belongs to the PTPS family. QueD subfamily.
CC {ECO:0000256|ARBA:ARBA00008900, ECO:0000256|PIRNR:PIRNR006113}.
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DR EMBL; CP019706; ARJ42595.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1W6B683; -.
DR STRING; 1891675.B1H58_11525; -.
DR KEGG; palh:B1H58_11525; -.
DR OrthoDB; 9804698at2; -.
DR UniPathway; UPA00391; -.
DR Proteomes; UP000192900; 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 GO; GO:0008616; P:queuosine biosynthetic process; IEA:UniProtKB-KW.
DR Gene3D; 3.30.479.10; 6-pyruvoyl tetrahydropterin synthase/QueD; 1.
DR InterPro; IPR007115; 6-PTP_synth/QueD.
DR InterPro; IPR038418; 6-PTP_synth/QueD_sf.
DR NCBIfam; TIGR03367; queuosine_QueD; 1.
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:0000256|PIRNR:PIRNR006113};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR006113};
KW Queuosine biosynthesis {ECO:0000256|PIRNR:PIRNR006113};
KW Reference proteome {ECO:0000313|Proteomes:UP000192900};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|PIRNR:PIRNR006113}.
FT ACT_SITE 26
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-1"
FT ACT_SITE 70
FT /note="Charge relay system"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-1"
FT ACT_SITE 109
FT /note="Charge relay system"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-1"
FT BINDING 15
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-2"
FT BINDING 30
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-2"
FT BINDING 32
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-2"
SQ SEQUENCE 120 AA; 13694 MW; A1EC58C9222EA7D7 CRC64;
MATTLFKDFQ FEAAHRLPHV PEGHKCGRLH GHSFLVRLEI TGDVDPYTGW IMDFAELKAA
FKPVYDRLDH YYLNDIAGLE NPTSEVLAQW IWQQMKPVVP LLSAVMIKET CTAGCVYRGE
//
