ID   ASTB_ENT38              Reviewed;         441 AA.
AC   A4W9J8;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   29-MAY-2007, sequence version 1.
DT   03-AUG-2022, entry version 84.
DE   RecName: Full=N-succinylarginine dihydrolase {ECO:0000255|HAMAP-Rule:MF_01172};
DE            EC=3.5.3.23 {ECO:0000255|HAMAP-Rule:MF_01172};
GN   Name=astB {ECO:0000255|HAMAP-Rule:MF_01172}; OrderedLocusNames=Ent638_1699;
OS   Enterobacter sp. (strain 638).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Enterobacter.
OX   NCBI_TaxID=399742;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=638;
RX   PubMed=20485560; DOI=10.1371/journal.pgen.1000943;
RA   Taghavi S., van der Lelie D., Hoffman A., Zhang Y.B., Walla M.D.,
RA   Vangronsveld J., Newman L., Monchy S.;
RT   "Genome sequence of the plant growth promoting endophytic bacterium
RT   Enterobacter sp. 638.";
RL   PLoS Genet. 6:E1000943-E1000943(2010).
CC   -!- FUNCTION: Catalyzes the hydrolysis of N(2)-succinylarginine into N(2)-
CC       succinylornithine, ammonia and CO(2). {ECO:0000255|HAMAP-
CC       Rule:MF_01172}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2 H(+) + 2 H2O + N(2)-succinyl-L-arginine = CO2 + N(2)-
CC         succinyl-L-ornithine + 2 NH4(+); Xref=Rhea:RHEA:19533,
CC         ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:16526,
CC         ChEBI:CHEBI:28938, ChEBI:CHEBI:58241, ChEBI:CHEBI:58514; EC=3.5.3.23;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01172};
CC   -!- PATHWAY: Amino-acid degradation; L-arginine degradation via AST
CC       pathway; L-glutamate and succinate from L-arginine: step 2/5.
CC       {ECO:0000255|HAMAP-Rule:MF_01172}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01172}.
CC   -!- SIMILARITY: Belongs to the succinylarginine dihydrolase family.
CC       {ECO:0000255|HAMAP-Rule:MF_01172}.
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DR   EMBL; CP000653; ABP60378.1; -; Genomic_DNA.
DR   RefSeq; WP_012017094.1; NC_009436.1.
DR   AlphaFoldDB; A4W9J8; -.
DR   SMR; A4W9J8; -.
DR   STRING; 399742.Ent638_1699; -.
DR   EnsemblBacteria; ABP60378; ABP60378; Ent638_1699.
DR   KEGG; ent:Ent638_1699; -.
DR   eggNOG; COG3724; Bacteria.
DR   HOGENOM; CLU_053835_0_0_6; -.
DR   OMA; TLNDWVD; -.
DR   OrthoDB; 567590at2; -.
DR   UniPathway; UPA00185; UER00280.
DR   Proteomes; UP000000230; Chromosome.
DR   GO; GO:0009015; F:N-succinylarginine dihydrolase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0019544; P:arginine catabolic process to glutamate; IEA:UniProtKB-UniRule.
DR   GO; GO:0019545; P:arginine catabolic process to succinate; IEA:UniProtKB-UniPathway.
DR   Gene3D; 3.75.10.20; -; 1.
DR   HAMAP; MF_01172; AstB; 1.
DR   InterPro; IPR037031; AstB_sf.
DR   InterPro; IPR007079; SuccinylArg_d-Hdrlase_AstB.
DR   Pfam; PF04996; AstB; 1.
DR   TIGRFAMs; TIGR03241; arg_catab_astB; 1.
PE   3: Inferred from homology;
KW   Arginine metabolism; Hydrolase.
FT   CHAIN           1..441
FT                   /note="N-succinylarginine dihydrolase"
FT                   /id="PRO_1000065726"
FT   ACT_SITE        174
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   ACT_SITE        248
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   ACT_SITE        365
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   BINDING         19..28
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   BINDING         110
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   BINDING         137..138
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   BINDING         212
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   BINDING         250
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   BINDING         359
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
SQ   SEQUENCE   441 AA;  48465 MW;  6AE56B549800666E CRC64;
     MKAREVNFDG LVGLTHHYAG LSFGNEASTK HRFQVSNPKL AAKQGLQKMK ALADAGFVQA
     VIPPQERPNV DVLRQLGFSG SDEQVVEKAG TQAPHLLSAA SSASSMWVAN AATVAPSADT
     LDGKVHLTVA NLNNKFHRAT EAVTTERVLR AIFKDDARFS VHEALPQVAM FGDEGAANHN
     RLGGDYGDPS TQLFIYGRDD SGHVAPSRYP ARQTLAASQA VARLNQVNPG QVVFAQQNPQ
     VIDQGVFHND VIAVSNRQVL FCHEQAFAQQ EKLLATLAER VPGFMPIQVP TRAVSVQDAV
     QTYLFNSQLL SREDGSMLLV LPQESQNHQG VWRYLSELVK GDNPISELKV FDLRESMANG
     GGPACLRLRV VLTQDEIRAV NPAVLMNDAL FNTLNDWVDR YYRDRLTQAD LVDPQLLREG
     REALDALTKI LHLGSVYPFQ R