ID   SPEA_SHEAM              Reviewed;         636 AA.
AC   A1S712;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   06-FEB-2007, sequence version 1.
DT   03-AUG-2022, entry version 84.
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=Sama_1963;
OS   Shewanella amazonensis (strain ATCC BAA-1098 / SB2B).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Shewanellaceae; Shewanella.
OX   NCBI_TaxID=326297;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-1098 / SB2B;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Munk A.C., Brettin T., Bruce D., Han C., Tapia R., Gilna P., Schmutz J.,
RA   Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N., Fredrickson J.,
RA   Richardson P.;
RT   "Complete sequence of Shewanella amazonensis SB2B.";
RL   Submitted (DEC-2006) to the EMBL/GenBank/DDBJ databases.
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; CP000507; ABM00169.1; -; Genomic_DNA.
DR   RefSeq; WP_011760076.1; NC_008700.1.
DR   AlphaFoldDB; A1S712; -.
DR   SMR; A1S712; -.
DR   STRING; 326297.Sama_1963; -.
DR   EnsemblBacteria; ABM00169; ABM00169; Sama_1963.
DR   KEGG; saz:Sama_1963; -.
DR   eggNOG; COG1166; Bacteria.
DR   HOGENOM; CLU_027243_1_0_6; -.
DR   OMA; AVEYTQH; -.
DR   OrthoDB; 164471at2; -.
DR   UniPathway; UPA00186; UER00284.
DR   Proteomes; UP000009175; 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: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; IPR022644; De-COase2_N.
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; SSF51419; SSF51419; 1.
DR   TIGRFAMs; TIGR01273; speA; 1.
PE   3: Inferred from homology;
KW   Decarboxylase; Lyase; Magnesium; Metal-binding; Polyamine biosynthesis;
KW   Pyridoxal phosphate; Reference proteome; Spermidine biosynthesis.
FT   CHAIN           1..636
FT                   /note="Biosynthetic arginine decarboxylase"
FT                   /id="PRO_1000024264"
FT   BINDING         286..296
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01417"
FT   MOD_RES         101
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01417"
SQ   SEQUENCE   636 AA;  71125 MW;  1922594751248BA0 CRC64;
     MNEWSIDDAR AGYNVAHWSQ GFYGISDEGE VTVSPDPKNP TFKIGLNALA KDMVKAGVSL
     PVLVRFPQIL HHRVDHLCQM FNQAIQKYEY QSDYLLVYPI KVNQQQTVVE EILASQVSKT
     VPQLGLEAGS KPELMAVLAM AQKASSVIVC NGYKDKEYIR LALIGEKLGH SVYIVLEKMS
     ELQMVLEESK KLGVTPRLGL RARLAFQGKG KWQASGGEKS KFGLSAAQIL KVVERLKDED
     MLESLQLLHF HLGSQIANIR DIRHGVGEAA RFYCELRKLG AKVNCFDVGG GLAVDYDGTR
     SQSNNSMNYA LAEYANNIVS VLTDVCNQNE QPMPRIISES GRYLTAHHAV LITDVIGTEA
     YSPEDIPAPE EEAPQLLHNM WRSWNEISSR LDQRALIEIF HDTQSDLAEA QSLFALGQLS
     LEDRAWAEQC NLAVCHELQG LMNARNRYQR PIIDELNEKL ADRFFVNFSL FQSLPDAWGI
     DQVFPVLPLS GLDKVPERRA VMLDITCDSD GIVDQYVDGQ GIETTLPVPN WSAEDPYLIG
     FFLVGAYQEI LGDLHNLFGD TNSAVVRIDE EGQTNIESVL AGDTVADVLR YVNLDAVSFM
     RTYEELVNSH IAEDERAMIL EELQVGLKGY TYLEDF