ID ULAD_SHIF8 Reviewed; 216 AA. AC Q0SX89; DT 05-FEB-2008, integrated into UniProtKB/Swiss-Prot. DT 05-SEP-2006, sequence version 1. DT 16-JUN-2009, entry version 25. DE RecName: Full=3-keto-L-gulonate-6-phosphate decarboxylase ulaD; DE EC=4.1.1.85; DE AltName: Full=3-dehydro-L-gulonate-6-phosphate decarboxylase; DE AltName: Full=KGPDC; DE AltName: Full=L-ascorbate utilization protein D; GN Name=ulaD; OrderedLocusNames=SFV_4352; OS Shigella flexneri serotype 5b (strain 8401). OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacteriales; OC Enterobacteriaceae; Shigella. OX NCBI_TaxID=373384; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RX PubMed=16822325; DOI=10.1186/1471-2164-7-173; RA Nie H., Yang F., Zhang X., Yang J., Chen L., Wang J., Xiong Z., RA Peng J., Sun L., Dong J., Xue Y., Xu X., Chen S., Yao Z., Shen Y., RA Jin Q.; RT "Complete genome sequence of Shigella flexneri 5b and comparison with RT Shigella flexneri 2a."; RL BMC Genomics 7:173-173(2006). CC -!- FUNCTION: Catalyzes the decarboxylation of 3-keto-L-gulonate-6-P CC into L-xylulose-5-P. Is involved in the anaerobic L-ascorbate CC utilization (By similarity). CC -!- CATALYTIC ACTIVITY: 3-dehydro-L-gulonate 6-phosphate = L-xylulose CC 5-phosphate + CO(2). CC -!- COFACTOR: Binds 1 magnesium ion per subunit (By similarity). CC -!- PATHWAY: Cofactor degradation; L-ascorbic acid degradation; D- CC xylulose 5-phosphate from L-ascorbic acid: step 2/4. CC -!- SUBUNIT: Homodimer (By similarity). CC -!- INDUCTION: Induced by L-ascorbate. Repressed by ulaR (By CC similarity). CC -!- SIMILARITY: Belongs to the HPS/KGPDC family. KGPDC subfamily. CC ----------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see http://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution-NoDerivs License CC ----------------------------------------------------------------------- DR EMBL; CP000266; ABF06326.1; -; Genomic_DNA. DR RefSeq; YP_691631.1; -. DR SMR; Q0SX89; 2-216. DR GeneID; 4208607; -. DR GenomeReviews; CP000266_GR; SFV_4352. DR KEGG; sfv:SFV_4352; -. DR HOGENOM; Q0SX89; -. DR OMA; Q0SX89; PIYIFIA. DR BioCyc; SFLE373384:SFV_4352-MON; -. DR GO; GO:0033982; F:3-dehydro-L-gulonate-6-phosphate decarboxyl...; IEA:EC. DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-KW. DR GO; GO:0004590; F:orotidine-5'-phosphate decarboxylase activity; IEA:InterPro. DR GO; GO:0006207; P:'de novo' pyrimidine base biosynthetic process; IEA:InterPro. DR GO; GO:0005975; P:carbohydrate metabolic process; IEA:UniProtKB-KW. DR GO; GO:0019854; P:L-ascorbic acid catabolic process; IEA:HAMAP. DR HAMAP; MF_01267; -; 1. DR InterPro; IPR013785; Aldolase_TIM. DR InterPro; IPR001754; OMPdecase_core. DR Gene3D; G3DSA:3.20.20.70; Aldolase_TIM; 1. DR Pfam; PF00215; OMPdecase; 1. PE 2: Evidence at transcript level; KW Carbohydrate metabolism; Complete proteome; Decarboxylase; Lyase; KW Magnesium; Metal-binding. FT CHAIN 1 216 3-keto-L-gulonate-6-phosphate FT decarboxylase ulaD. FT /FTId=PRO_1000067321. FT METAL 33 33 Magnesium (By similarity). FT METAL 62 62 Magnesium (By similarity). FT BINDING 11 11 Substrate (By similarity). FT BINDING 192 192 Substrate (By similarity). FT SITE 64 64 Transition state stabilizer (By FT similarity). FT SITE 67 67 Transition state stabilizer (By FT similarity). SQ SEQUENCE 216 AA; 23649 MW; CDF287AC1D1BAD68 CRC64; MSLPMLQVAL DNQTMDSAYE TTRLIAEEVD IIEVGTILCV GEGVRAVRDL KALYPHKIVL ADAKIADAGK ILSRMCFEAN ADWVTVICCA DINTAKGALD VAKEFNGDVQ IELTGYWTWE QAQQWRDAGI QQVVYHRSRD AQAAGVAWGE ADITAIKRLS DMGFKVTVTG GLALEDLPLF KGIPIHVFIA GRSIRDAASP VEAARQFKRS IAELWG //