ID ULAD_SALPB Reviewed; 216 AA. AC A9N512; DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot. DT 05-FEB-2008, sequence version 1. DT 16-JUN-2009, entry version 11. 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=SPAB_05520; OS Salmonella paratyphi B (strain ATCC BAA-1250 / SPB7). OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacteriales; OC Enterobacteriaceae; Salmonella; OC Salmonella enterica subsp. enterica serovar Paratyphi B. OX NCBI_TaxID=272994; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RA McClelland M., Sanderson E.K., Porwollik S., Spieth J., Clifton W.S., RA Fulton R., Cordes M., Wollam A., Shah N., Pepin K., Bhonagiri V., RA Nash W., Johnson M., Thiruvilangam P., Wilson R.; RL Submitted (NOV-2007) to the EMBL/GenBank/DDBJ databases. 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; CP000886; ABX70789.1; -; Genomic_DNA. DR RefSeq; YP_001591622.1; -. DR GeneID; 5779128; -. DR GenomeReviews; CP000886_GR; SPAB_05520. DR KEGG; spq:SPAB_05520; -. DR OMA; A9N512; PIYIFIA. 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_1000085827. 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; 23706 MW; CDF280DC1D1BAD68 CRC64; MSLPMLQVAL DNQTMDSAYE TTRLIAEEVD IIEVGTILCV GEGVRAVRDL KALYPHKIVL ADAKIADAGK ILSRMCFEAN ADWVTVICCA DINTAKGALD VAKEFNGDVQ IELTGYWTWE QAQQWRDAGI QQVVYHRSRD AQAAGVAWGE ADITAIKRLS DMGFKVTVTG GLALEDLPLF KGIPIHVFIA GRSIRDAESP VEAARQFKRS IAQLWG //