ID D0YZG8_PHODD Unreviewed; 378 AA.
AC D0YZG8;
DT 19-JAN-2010, integrated into UniProtKB/TrEMBL.
DT 19-JAN-2010, sequence version 1.
DT 24-JAN-2024, entry version 62.
DE RecName: Full=Riboflavin biosynthesis protein RibD {ECO:0000256|PIRNR:PIRNR006769};
DE Includes:
DE RecName: Full=Diaminohydroxyphosphoribosylaminopyrimidine deaminase {ECO:0000256|PIRNR:PIRNR006769};
DE Short=DRAP deaminase {ECO:0000256|PIRNR:PIRNR006769};
DE EC=3.5.4.26 {ECO:0000256|PIRNR:PIRNR006769};
DE AltName: Full=Riboflavin-specific deaminase {ECO:0000256|PIRNR:PIRNR006769};
DE Includes:
DE RecName: Full=5-amino-6-(5-phosphoribosylamino)uracil reductase {ECO:0000256|PIRNR:PIRNR006769};
DE EC=1.1.1.193 {ECO:0000256|PIRNR:PIRNR006769};
DE AltName: Full=HTP reductase {ECO:0000256|PIRNR:PIRNR006769};
GN ORFNames=VDA_002681 {ECO:0000313|EMBL:EEZ41649.1};
OS Photobacterium damselae subsp. damselae CIP 102761.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Photobacterium.
OX NCBI_TaxID=675817 {ECO:0000313|EMBL:EEZ41649.1, ECO:0000313|Proteomes:UP000003579};
RN [1] {ECO:0000313|EMBL:EEZ41649.1, ECO:0000313|Proteomes:UP000003579}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CIP 102761 {ECO:0000313|EMBL:EEZ41649.1,
RC ECO:0000313|Proteomes:UP000003579};
RG Los Alamos National Laboratory (LANL);
RG National Microbial Pathogen Data Resource (NMPDR);
RA Munk A.C., Tapia R., Green L., Rogers Y., Detter J.C., Bruce D.,
RA Brettin T.S., Colwell R., Huq A., Grim C.J., Hasan N.A., Vonstein V.,
RA Bartels D.;
RL Submitted (NOV-2009) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Converts 2,5-diamino-6-(ribosylamino)-4(3h)-pyrimidinone 5'-
CC phosphate into 5-amino-6-(ribosylamino)-2,4(1h,3h)-pyrimidinedione 5'-
CC phosphate. {ECO:0000256|ARBA:ARBA00002151,
CC ECO:0000256|PIRNR:PIRNR006769}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2,5-diamino-6-hydroxy-4-(5-phosphoribosylamino)-pyrimidine +
CC H(+) + H2O = 5-amino-6-(5-phospho-D-ribosylamino)uracil + NH4(+);
CC Xref=Rhea:RHEA:21868, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:28938, ChEBI:CHEBI:58453, ChEBI:CHEBI:58614; EC=3.5.4.26;
CC Evidence={ECO:0000256|PIRNR:PIRNR006769};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5-amino-6-(5-phospho-D-ribitylamino)uracil + NADP(+) = 5-
CC amino-6-(5-phospho-D-ribosylamino)uracil + H(+) + NADPH;
CC Xref=Rhea:RHEA:17845, ChEBI:CHEBI:15378, ChEBI:CHEBI:57783,
CC ChEBI:CHEBI:58349, ChEBI:CHEBI:58421, ChEBI:CHEBI:58453;
CC EC=1.1.1.193; Evidence={ECO:0000256|PIRNR:PIRNR006769};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|PIRNR:PIRNR006769,
CC ECO:0000256|PIRSR:PIRSR006769-3};
CC Note=Binds 1 zinc ion. {ECO:0000256|PIRNR:PIRNR006769,
CC ECO:0000256|PIRSR:PIRSR006769-3};
CC -!- PATHWAY: Cofactor biosynthesis; riboflavin biosynthesis; 5-amino-6-(D-
CC ribitylamino)uracil from GTP: step 2/4. {ECO:0000256|ARBA:ARBA00004882,
CC ECO:0000256|PIRNR:PIRNR006769}.
CC -!- PATHWAY: Cofactor biosynthesis; riboflavin biosynthesis; 5-amino-6-(D-
CC ribitylamino)uracil from GTP: step 3/4. {ECO:0000256|ARBA:ARBA00004910,
CC ECO:0000256|PIRNR:PIRNR006769}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the HTP reductase
CC family. {ECO:0000256|ARBA:ARBA00007417, ECO:0000256|PIRNR:PIRNR006769}.
CC -!- SIMILARITY: In the N-terminal section; belongs to the cytidine and
CC deoxycytidylate deaminase family. {ECO:0000256|ARBA:ARBA00005259,
CC ECO:0000256|PIRNR:PIRNR006769}.
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DR EMBL; ADBS01000001; EEZ41649.1; -; Genomic_DNA.
DR RefSeq; WP_005300688.1; NZ_ADBS01000001.1.
DR AlphaFoldDB; D0YZG8; -.
DR eggNOG; COG0117; Bacteria.
DR eggNOG; COG1985; Bacteria.
DR UniPathway; UPA00275; UER00401.
DR Proteomes; UP000003579; Unassembled WGS sequence.
DR GO; GO:0008703; F:5-amino-6-(5-phosphoribosylamino)uracil reductase activity; IEA:UniProtKB-EC.
DR GO; GO:0008835; F:diaminohydroxyphosphoribosylaminopyrimidine deaminase activity; IEA:UniProtKB-EC.
DR GO; GO:0050661; F:NADP binding; IEA:InterPro.
DR GO; GO:0008270; F:zinc ion binding; IEA:InterPro.
DR GO; GO:0009231; P:riboflavin biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd01284; Riboflavin_deaminase-reductase; 1.
DR Gene3D; 3.40.140.10; Cytidine Deaminase, domain 2; 1.
DR Gene3D; 3.40.430.10; Dihydrofolate Reductase, subunit A; 1.
DR InterPro; IPR016192; APOBEC/CMP_deaminase_Zn-bd.
DR InterPro; IPR002125; CMP_dCMP_dom.
DR InterPro; IPR016193; Cytidine_deaminase-like.
DR InterPro; IPR024072; DHFR-like_dom_sf.
DR InterPro; IPR004794; Eubact_RibD.
DR InterPro; IPR011549; RibD_C.
DR InterPro; IPR002734; RibDG_C.
DR NCBIfam; TIGR00326; eubact_ribD; 1.
DR NCBIfam; TIGR00227; ribD_Cterm; 1.
DR PANTHER; PTHR38011:SF7; 2,5-DIAMINO-6-RIBOSYLAMINO-4(3H)-PYRIMIDINONE 5'-PHOSPHATE REDUCTASE; 1.
DR PANTHER; PTHR38011; DIHYDROFOLATE REDUCTASE FAMILY PROTEIN (AFU_ORTHOLOGUE AFUA_8G06820); 1.
DR Pfam; PF00383; dCMP_cyt_deam_1; 1.
DR Pfam; PF01872; RibD_C; 1.
DR PIRSF; PIRSF006769; RibD; 1.
DR SUPFAM; SSF53927; Cytidine deaminase-like; 1.
DR SUPFAM; SSF53597; Dihydrofolate reductase-like; 1.
DR PROSITE; PS00903; CYT_DCMP_DEAMINASES_1; 1.
DR PROSITE; PS51747; CYT_DCMP_DEAMINASES_2; 1.
PE 3: Inferred from homology;
KW Hydrolase {ECO:0000256|PIRNR:PIRNR006769, ECO:0000313|EMBL:EEZ41649.1};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR006769};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268};
KW NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|PIRNR:PIRNR006769};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR006769};
KW Reference proteome {ECO:0000313|Proteomes:UP000003579};
KW Riboflavin biosynthesis {ECO:0000256|ARBA:ARBA00022619,
KW ECO:0000256|PIRNR:PIRNR006769};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|PIRNR:PIRNR006769}.
FT DOMAIN 4..125
FT /note="CMP/dCMP-type deaminase"
FT /evidence="ECO:0000259|PROSITE:PS51747"
FT ACT_SITE 55
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-1"
FT BINDING 53
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-3"
FT BINDING 78
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-3"
FT BINDING 87
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-3"
FT BINDING 157
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-2"
FT BINDING 171
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-2"
FT BINDING 173
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-2"
FT BINDING 187
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-2"
FT BINDING 199
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-2"
FT BINDING 203
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-2"
FT BINDING 210
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-2"
FT BINDING 237
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-2"
FT BINDING 304
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-2"
FT BINDING 306..312
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR006769-2"
SQ SEQUENCE 378 AA; 40922 MW; C6622B2B335D4B85 CRC64;
MFSAFDHKMM SRAIALAKKG RFTTAPNPNV GCVIVNNGQI VGEGFHYRAG LPHAEVFALR
AAGDKARGAT AYVTLEPCSH YGRTPPCALA LIEAGISRVV CAMVDPNPKV AGNGVTLLQN
AGVTVEVGLL EQDAKALNLG FIKAMQTGMP YVQLKMASSL DGRTALANGE SKWITGPQAR
ADVQHFRAQA GAILSTSATV IADDPSMNIR WQELPFYIQQ QYPKSELRLP IRVIIDSQNR
LSPDYQLFHL PGKTLLARCE QGDEVWPDSV TQLIISRTPD SSQLDLHELL QQLVKLGIYH
IWVEAGAGLA GALVQNQLVD SFILYQAPKL MGAEARGVMN LPQLTAMGQV PNVSISDLRM
VGTDIRITAD IHSSYAPN
//