ID A0A081CLK1_PSEA2 Unreviewed; 240 AA.
AC A0A081CLK1;
DT 29-OCT-2014, integrated into UniProtKB/TrEMBL.
DT 29-OCT-2014, sequence version 1.
DT 24-JAN-2024, entry version 31.
DE RecName: Full=3,4-dihydroxy-2-butanone 4-phosphate synthase {ECO:0000256|RuleBase:RU003843};
DE Short=DHBP synthase {ECO:0000256|RuleBase:RU003843};
DE EC=4.1.99.12 {ECO:0000256|RuleBase:RU003843};
GN ORFNames=PAN0_019c5775 {ECO:0000313|EMBL:GAK67547.1}, PSANT_06503
GN {ECO:0000313|EMBL:SPO48812.1};
OS Pseudozyma antarctica (Yeast) (Candida antarctica).
OC Eukaryota; Fungi; Dikarya; Basidiomycota; Ustilaginomycotina;
OC Ustilaginomycetes; Ustilaginales; Ustilaginaceae; Moesziomyces.
OX NCBI_TaxID=84753 {ECO:0000313|EMBL:GAK67547.1, ECO:0000313|Proteomes:UP000053758};
RN [1] {ECO:0000313|Proteomes:UP000053758}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JCM 10317 {ECO:0000313|Proteomes:UP000053758};
RA Saika A., Koike H., Hori T., Fukuoka T., Sato S., Habe H., Kitamoto D.,
RA Morita T.;
RT "Draft Genome Sequence of the Yeast Pseudozyma antarctica Type Strain
RT JCM10317, a Producer of the Glycolipid Biosurfactants, Mannosylerythritol
RT Lipids.";
RL Genome Announc. 2:e00878-e00814(2014).
RN [2] {ECO:0000313|EMBL:GAK67547.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=JCM 10317 {ECO:0000313|EMBL:GAK67547.1};
RA Morita T., Saika A., Koike H.;
RT "Draft genome sequence of the yeast Pseudozyma antarctica JCM 10317 known
RT as a producer of lipase B which used in a wide range of industrial
RT applications.";
RL Submitted (JUL-2014) to the EMBL/GenBank/DDBJ databases.
RN [3] {ECO:0000313|EMBL:SPO48812.1, ECO:0000313|Proteomes:UP000325008}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 34888 {ECO:0000313|Proteomes:UP000325008}, and ATCC34888
RC {ECO:0000313|EMBL:SPO48812.1};
RA Guldener U.;
RL Submitted (MAR-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the conversion of D-ribulose 5-phosphate to formate
CC and 3,4-dihydroxy-2-butanone 4-phosphate.
CC {ECO:0000256|RuleBase:RU003843}.
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|RuleBase:RU003843};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|RuleBase:RU003843};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|RuleBase:RU003843};
CC Note=Binds 2 divalent metal cations per subunit. Magnesium or
CC manganese. {ECO:0000256|RuleBase:RU003843};
CC -!- PATHWAY: Cofactor biosynthesis; riboflavin biosynthesis; 2-hydroxy-3-
CC oxobutyl phosphate from D-ribulose 5-phosphate: step 1/1.
CC {ECO:0000256|ARBA:ARBA00004904, ECO:0000256|RuleBase:RU003843}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|RuleBase:RU003843}.
CC -!- SIMILARITY: Belongs to the DHBP synthase family.
CC {ECO:0000256|RuleBase:RU003843}.
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DR EMBL; DF830086; GAK67547.1; -; Genomic_DNA.
DR EMBL; OOIQ01000021; SPO48812.1; -; Genomic_DNA.
DR RefSeq; XP_014654195.1; XM_014798709.1.
DR AlphaFoldDB; A0A081CLK1; -.
DR GeneID; 26306573; -.
DR HOGENOM; CLU_020273_3_1_1; -.
DR OrthoDB; 5489599at2759; -.
DR UniPathway; UPA00275; UER00399.
DR Proteomes; UP000053758; Unassembled WGS sequence.
DR Proteomes; UP000325008; Unassembled WGS sequence.
DR GO; GO:0008686; F:3,4-dihydroxy-2-butanone-4-phosphate synthase activity; IEA:UniProtKB-EC.
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 InterPro; IPR017945; DHBP_synth_RibB-like_a/b_dom.
DR InterPro; IPR000422; DHBP_synthase_RibB.
DR NCBIfam; TIGR00506; ribB; 1.
DR PANTHER; PTHR21327:SF18; 3,4-DIHYDROXY-2-BUTANONE 4-PHOSPHATE SYNTHASE; 1.
DR PANTHER; PTHR21327; GTP CYCLOHYDROLASE II-RELATED; 1.
DR Pfam; PF00926; DHBP_synthase; 1.
DR SUPFAM; SSF55821; YrdC/RibB; 1.
PE 3: Inferred from homology;
KW Lyase {ECO:0000256|RuleBase:RU003843};
KW Magnesium {ECO:0000256|RuleBase:RU003843};
KW Manganese {ECO:0000256|RuleBase:RU003843};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|RuleBase:RU003843};
KW Reference proteome {ECO:0000313|Proteomes:UP000053758};
KW Riboflavin biosynthesis {ECO:0000256|ARBA:ARBA00022619,
KW ECO:0000256|RuleBase:RU003843}.
SQ SEQUENCE 240 AA; 26292 MW; 113D84C366A111BE CRC64;
MFDPIEAAVA DIKAGKFVVV LDDEDRENEG DLIISAALCT TRQMAWFIQH TSGFICISLT
PQRIAELAIP MMVPNNTEKN KTAYTVTVDY KHGTTTGISA HDRALTSRQL ADPTLEAKVD
DFTRPGHMNP LRYTEGGVRV RKGHTEASVD LCKLAGLPPA GLLCELVDPD DEDGGIASRD
ACLKFASKWG LKVTTIEMLK KYREEHEGEL PNDVRSALSD DKARGVKIDE QQVVPPTATV
//