ID R7TYU6_CAPTE Unreviewed; 372 AA.
AC R7TYU6;
DT 24-JUL-2013, integrated into UniProtKB/TrEMBL.
DT 24-JUL-2013, sequence version 1.
DT 27-MAR-2024, entry version 41.
DE RecName: Full=GTP cyclohydrolase II domain-containing protein {ECO:0000259|Pfam:PF00925};
GN ORFNames=CAPTEDRAFT_142376 {ECO:0000313|EMBL:ELT96596.1};
OS Capitella teleta (Polychaete worm).
OC Eukaryota; Metazoa; Spiralia; Lophotrochozoa; Annelida; Polychaeta;
OC Sedentaria; Scolecida; Capitellidae; Capitella.
OX NCBI_TaxID=283909 {ECO:0000313|EMBL:ELT96596.1};
RN [1] {ECO:0000313|Proteomes:UP000014760}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=I ESC-2004 {ECO:0000313|Proteomes:UP000014760};
RA Hellsten U., Grimwood J., Chapman J.A., Shapiro H., Aerts A., Otillar R.P.,
RA Terry A.Y., Boore J.L., Simakov O., Marletaz F., Cho S.-J.,
RA Edsinger-Gonzales E., Havlak P., Kuo D.-H., Larsson T., Lv J., Arendt D.,
RA Savage R., Osoegawa K., de Jong P., Lindberg D.R., Seaver E.C.,
RA Weisblat D.A., Putnam N.H., Grigoriev I.V., Rokhsar D.S.;
RL Submitted (DEC-2012) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ELT96596.1, ECO:0000313|Proteomes:UP000014760}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=I ESC-2004 {ECO:0000313|EMBL:ELT96596.1,
RC ECO:0000313|Proteomes:UP000014760};
RX PubMed=23254933; DOI=10.1038/nature11696;
RA Simakov O., Marletaz F., Cho S.J., Edsinger-Gonzales E., Havlak P.,
RA Hellsten U., Kuo D.H., Larsson T., Lv J., Arendt D., Savage R.,
RA Osoegawa K., de Jong P., Grimwood J., Chapman J.A., Shapiro H., Aerts A.,
RA Otillar R.P., Terry A.Y., Boore J.L., Grigoriev I.V., Lindberg D.R.,
RA Seaver E.C., Weisblat D.A., Putnam N.H., Rokhsar D.S.;
RT "Insights into bilaterian evolution from three spiralian genomes.";
RL Nature 493:526-531(2013).
RN [3] {ECO:0000313|EnsemblMetazoa:CapteP142376}
RP IDENTIFICATION.
RG EnsemblMetazoa;
RL Submitted (JUN-2015) to UniProtKB.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=D-ribulose 5-phosphate = (2S)-2-hydroxy-3-oxobutyl phosphate +
CC formate + H(+); Xref=Rhea:RHEA:18457, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:15740, ChEBI:CHEBI:58121, ChEBI:CHEBI:58830;
CC EC=4.1.99.12; Evidence={ECO:0000256|ARBA:ARBA00000141};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|ARBA:ARBA00001936};
CC -!- PATHWAY: Cofactor biosynthesis; riboflavin biosynthesis.
CC {ECO:0000256|ARBA:ARBA00005104}.
CC -!- SIMILARITY: In the N-terminal section; belongs to the DHBP synthase
CC family. {ECO:0000256|ARBA:ARBA00005520}.
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DR EMBL; AMQN01028001; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; KB308786; ELT96596.1; -; Genomic_DNA.
DR AlphaFoldDB; R7TYU6; -.
DR STRING; 283909.R7TYU6; -.
DR EnsemblMetazoa; CapteT142376; CapteP142376; CapteG142376.
DR HOGENOM; CLU_020273_1_2_1; -.
DR OMA; ECRGLIC; -.
DR UniPathway; UPA00275; -.
DR Proteomes; UP000014760; Unassembled WGS sequence.
DR GO; GO:0008686; F:3,4-dihydroxy-2-butanone-4-phosphate synthase activity; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0009231; P:riboflavin biosynthetic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.90.870.10; DHBP synthase; 1.
DR Gene3D; 3.40.50.10990; GTP cyclohydrolase II; 1.
DR HAMAP; MF_00180; RibB; 1.
DR InterPro; IPR017945; DHBP_synth_RibB-like_a/b_dom.
DR InterPro; IPR000422; DHBP_synthase_RibB.
DR InterPro; IPR032677; GTP_cyclohydro_II.
DR InterPro; IPR036144; RibA-like_sf.
DR NCBIfam; TIGR00506; ribB; 1.
DR PANTHER; PTHR21327; GTP CYCLOHYDROLASE II-RELATED; 1.
DR PANTHER; PTHR21327:SF48; RIBOFLAVIN BIOSYNTHESIS PROTEIN RIBBA; 1.
DR Pfam; PF00926; DHBP_synthase; 1.
DR Pfam; PF00925; GTP_cyclohydro2; 1.
DR PIRSF; PIRSF001259; RibA; 1.
DR SUPFAM; SSF142695; RibA-like; 1.
DR SUPFAM; SSF55821; YrdC/RibB; 1.
PE 3: Inferred from homology;
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Reference proteome {ECO:0000313|Proteomes:UP000014760};
KW Riboflavin biosynthesis {ECO:0000256|ARBA:ARBA00022619}.
FT DOMAIN 213..369
FT /note="GTP cyclohydrolase II"
FT /evidence="ECO:0000259|Pfam:PF00925"
SQ SEQUENCE 372 AA; 40459 MW; 8FF00D78D4639D9C CRC64;
MQLNSIEELL EDIRLGKPVI LMDDEDRENE GDLIIAAEKI TPEIVNFMTR EARGLLCLTL
TGDRCDFLGL PQMVGASDNQ SGYGTPFTVS IEAAEGVTTG ISAQDRAKTI VTAVDPLSRP
EDIVQPGHIF PLRARPGGVL SRAGHTEAGC DLSRLAGLSP AAAIIEIMNE DGSMARRPDL
EAFAEKHDLK IGTIADLIHY RILHEKTVDK IEQRVINTDF GQFDLSVYQD SISDCKHLAL
SKGYITPDSP TLVRVHAMEP FRDLLAAHSE GGRTSWSLHK AMAKVAEEGS GVVVLLDSVS
HQDLGMALER FIDSNDRSSS DGMSRAYQAI GTGSQILRDL GVGKMRLLSS PIRFAALSGF
DLEVVEYLPF GE
//
