ID A0A1G1NB37_9BACT Unreviewed; 121 AA.
AC A0A1G1NB37;
DT 15-FEB-2017, integrated into UniProtKB/TrEMBL.
DT 15-FEB-2017, sequence version 1.
DT 24-JAN-2024, entry version 21.
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=A3D10_05560 {ECO:0000313|EMBL:OGX26560.1};
OS Omnitrophica WOR_2 bacterium RIFCSPHIGHO2_02_FULL_48_11.
OC Bacteria; Candidatus Omnitrophota.
OX NCBI_TaxID=1801856 {ECO:0000313|EMBL:OGX26560.1, ECO:0000313|Proteomes:UP000176613};
RN [1] {ECO:0000313|EMBL:OGX26560.1, ECO:0000313|Proteomes:UP000176613}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=27774985; DOI=10.1038/ncomms13219;
RA Anantharaman K., Brown C.T., Hug L.A., Sharon I., Castelle C.J.,
RA Probst A.J., Thomas B.C., Singh A., Wilkins M.J., Karaoz U., Brodie E.L.,
RA Williams K.H., Hubbard S.S., Banfield J.F.;
RT "Thousands of microbial genomes shed light on interconnected biogeochemical
RT processes in an aquifer system.";
RL Nat. Commun. 7:13219-13219(2016).
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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OGX26560.1}.
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DR EMBL; MHGP01000046; OGX26560.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G1NB37; -.
DR STRING; 1801856.A3D10_05560; -.
DR UniPathway; UPA00391; -.
DR Proteomes; UP000176613; 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 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:SF8; 6-CARBOXY-5,6,7,8-TETRAHYDROPTERIN 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|PIRNR:PIRNR006113};
KW Metal-binding {ECO:0000256|PIRNR:PIRNR006113,
KW ECO:0000256|PIRSR:PIRSR006113-2};
KW Queuosine biosynthesis {ECO:0000256|PIRNR:PIRNR006113};
KW Zinc {ECO:0000256|PIRNR:PIRNR006113, ECO:0000256|PIRSR:PIRSR006113-2}.
FT ACT_SITE 23
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-1"
FT ACT_SITE 67
FT /note="Charge relay system"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-1"
FT ACT_SITE 110
FT /note="Charge relay system"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-1"
FT BINDING 14
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|PIRSR:PIRSR006113-2"
FT BINDING 27
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"
SQ SEQUENCE 121 AA; 14108 MW; 0A9CB1E7D38467EA CRC64;
MYELTIKSDF ASAHFVRGYQ GNCKDLHGHT WKVEVTVEND KLDAIGMVVD FKIIKQQLKD
FLKNIDHVCL NDLPHFKVVN PTTENLAKYI FDEFAKVCHP LRIKKVCVWE SETSDVTYYK
I
//
