ID   SPEA_PROMH              Reviewed;         635 AA.
AC   B4F1A4;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   23-SEP-2008, sequence version 1.
DT   03-AUG-2022, entry version 85.
DE   RecName: Full=Biosynthetic arginine decarboxylase {ECO:0000255|HAMAP-Rule:MF_01417};
DE            Short=ADC {ECO:0000255|HAMAP-Rule:MF_01417};
DE            EC=4.1.1.19 {ECO:0000255|HAMAP-Rule:MF_01417};
GN   Name=speA {ECO:0000255|HAMAP-Rule:MF_01417}; OrderedLocusNames=PMI2094;
OS   Proteus mirabilis (strain HI4320).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Morganellaceae; Proteus.
OX   NCBI_TaxID=529507;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=HI4320;
RX   PubMed=18375554; DOI=10.1128/jb.01981-07;
RA   Pearson M.M., Sebaihia M., Churcher C., Quail M.A., Seshasayee A.S.,
RA   Luscombe N.M., Abdellah Z., Arrosmith C., Atkin B., Chillingworth T.,
RA   Hauser H., Jagels K., Moule S., Mungall K., Norbertczak H.,
RA   Rabbinowitsch E., Walker D., Whithead S., Thomson N.R., Rather P.N.,
RA   Parkhill J., Mobley H.L.T.;
RT   "Complete genome sequence of uropathogenic Proteus mirabilis, a master of
RT   both adherence and motility.";
RL   J. Bacteriol. 190:4027-4037(2008).
CC   -!- FUNCTION: Catalyzes the biosynthesis of agmatine from arginine.
CC       {ECO:0000255|HAMAP-Rule:MF_01417}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=H(+) + L-arginine = agmatine + CO2; Xref=Rhea:RHEA:17641,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:16526, ChEBI:CHEBI:32682,
CC         ChEBI:CHEBI:58145; EC=4.1.1.19; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_01417};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01417};
CC   -!- COFACTOR:
CC       Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01417};
CC   -!- PATHWAY: Amine and polyamine biosynthesis; agmatine biosynthesis;
CC       agmatine from L-arginine: step 1/1. {ECO:0000255|HAMAP-Rule:MF_01417}.
CC   -!- SIMILARITY: Belongs to the Orn/Lys/Arg decarboxylase class-II family.
CC       SpeA subfamily. {ECO:0000255|HAMAP-Rule:MF_01417}.
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DR   EMBL; AM942759; CAR44185.1; -; Genomic_DNA.
DR   RefSeq; WP_004244147.1; NC_010554.1.
DR   AlphaFoldDB; B4F1A4; -.
DR   SMR; B4F1A4; -.
DR   STRING; 529507.PMI2094; -.
DR   EnsemblBacteria; CAR44185; CAR44185; PMI2094.
DR   GeneID; 6803159; -.
DR   KEGG; pmr:PMI2094; -.
DR   eggNOG; COG1166; Bacteria.
DR   HOGENOM; CLU_027243_1_0_6; -.
DR   OMA; AVEYTQH; -.
DR   UniPathway; UPA00186; UER00284.
DR   Proteomes; UP000008319; Chromosome.
DR   GO; GO:0008792; F:arginine decarboxylase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0006527; P:arginine catabolic process; IEA:InterPro.
DR   GO; GO:0009446; P:putrescine biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0008295; P:spermidine biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd06830; PLPDE_III_ADC; 1.
DR   Gene3D; 2.40.37.10; -; 1.
DR   Gene3D; 3.20.20.10; -; 1.
DR   HAMAP; MF_01417; SpeA; 1.
DR   InterPro; IPR009006; Ala_racemase/Decarboxylase_C.
DR   InterPro; IPR040634; Arg_decarb_HB.
DR   InterPro; IPR041128; Arg_decarbox_C.
DR   InterPro; IPR002985; Arg_decrbxlase.
DR   InterPro; IPR022657; De-COase2_CS.
DR   InterPro; IPR022644; De-COase2_N.
DR   InterPro; IPR022653; De-COase2_pyr-phos_BS.
DR   InterPro; IPR000183; Orn/DAP/Arg_de-COase.
DR   InterPro; IPR029066; PLP-binding_barrel.
DR   PANTHER; PTHR43295; PTHR43295; 1.
DR   Pfam; PF17810; Arg_decarb_HB; 1.
DR   Pfam; PF17944; Arg_decarbox_C; 1.
DR   Pfam; PF02784; Orn_Arg_deC_N; 1.
DR   PIRSF; PIRSF001336; Arg_decrbxlase; 1.
DR   PRINTS; PR01180; ARGDCRBXLASE.
DR   PRINTS; PR01179; ODADCRBXLASE.
DR   SUPFAM; SSF50621; SSF50621; 1.
DR   SUPFAM; SSF51419; SSF51419; 1.
DR   TIGRFAMs; TIGR01273; speA; 1.
DR   PROSITE; PS00878; ODR_DC_2_1; 1.
DR   PROSITE; PS00879; ODR_DC_2_2; 1.
PE   3: Inferred from homology;
KW   Decarboxylase; Lyase; Magnesium; Metal-binding; Polyamine biosynthesis;
KW   Putrescine biosynthesis; Pyridoxal phosphate; Reference proteome;
KW   Spermidine biosynthesis.
FT   CHAIN           1..635
FT                   /note="Biosynthetic arginine decarboxylase"
FT                   /id="PRO_1000145597"
FT   BINDING         283..293
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01417"
FT   MOD_RES         103
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01417"
SQ   SEQUENCE   635 AA;  71775 MW;  3EA47042A44DCA3C CRC64;
     MNDNIARKMQ QTYNITYWGG GYYCANNRGN ISVCPNPDVP EATLDLTELV KQVQEEHSHL
     RLPALFCFPQ ILQHRLRSIN AAFHRARESY GYKGDYFLVY PIKVNQQRRV IESLINAGEP
     LGLEAGSKAE LMAVLAHANM TSSVIVCNGY KDREYIRLAL TGEKLGHKVF LVIEKMSEIK
     MVLEEAERLE VIPRLGVRAR LASQGSGKWQ ASGGEKSKFG LAATQVLQLI DTLRQAGRLD
     SLQLLHFHLG SQMANIRDIA TGVRESARFY VELHKLGVNI QYFDVGGGLG VDYEGTRSQS
     DCSVNYGLNE YANNVIWAIG DACDENELPH PTVITESGRA LTAHHTVLIS NVIGVERNEF
     TAITPPAEDA PRPIASLWET WEEMQTKGNS RSLREWLHDS QLDLHDVHTQ YVHGMLSLTE
     RAWAEELYLN ICRHIQYDLD PSNRAHRPII DELQERMSDK FYVNFSLFQS LPDAWGIDQL
     FPVLPIEGLD KPLDRRAVLL DITCDSDGII DHYVDGDGVE TTMPMPAYDP EYPPMIGFFM
     VGAYQEILGN MHNLFGDTAA VDVYLDEKGN LTYQLSEEGD TVADMLQYVK LNPAVLLERF
     RTQVKNAQLD KALQEQFLTE FESGLYGYTY LEEEE