ID   ASTB_SHEPW              Reviewed;         445 AA.
AC   B8CN09;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 63.
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=swp_1743;
OS   Shewanella piezotolerans (strain WP3 / JCM 13877).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Shewanellaceae; Shewanella.
OX   NCBI_TaxID=225849;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=WP3 / JCM 13877;
RX   PubMed=18398463; DOI=10.1371/journal.pone.0001937;
RA   Wang F., Wang J., Jian H., Zhang B., Li S., Wang F., Zeng X., Gao L.,
RA   Bartlett D.H., Yu J., Hu S., Xiao X.;
RT   "Environmental adaptation: genomic analysis of the piezotolerant and
RT   psychrotolerant deep-sea iron reducing bacterium Shewanella piezotolerans
RT   WP3.";
RL   PLoS ONE 3:E1937-E1937(2008).
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; CP000472; ACJ28512.1; -; Genomic_DNA.
DR   RefSeq; WP_020911889.1; NC_011566.1.
DR   AlphaFoldDB; B8CN09; -.
DR   SMR; B8CN09; -.
DR   STRING; 225849.swp_1743; -.
DR   EnsemblBacteria; ACJ28512; ACJ28512; swp_1743.
DR   KEGG; swp:swp_1743; -.
DR   eggNOG; COG3724; Bacteria.
DR   HOGENOM; CLU_053835_0_0_6; -.
DR   OMA; IAPTNCQ; -.
DR   OrthoDB; 567590at2; -.
DR   UniPathway; UPA00185; UER00280.
DR   Proteomes; UP000000753; 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..445
FT                   /note="N-succinylarginine dihydrolase"
FT                   /id="PRO_1000138029"
FT   ACT_SITE        174
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   ACT_SITE        250
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   ACT_SITE        369
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         214
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   BINDING         252
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
FT   BINDING         363
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01172"
SQ   SEQUENCE   445 AA;  48910 MW;  5966816E8C10C0A2 CRC64;
     MKHFEANFDG LVGPTHNYAG LSFGNVASLN NAAATSSPKD AAKQGIKKAK ALADLGLVQG
     MFAPQERPDL HTLRRIGFTG SDAEVLNKAA KEAPALLRAC CSASSMWTAN AATVSPSADT
     HDGKLHFTPA NLVDKLHRSI EPVTTGNILQ ATFNDSRYFK HHQHLPEHTS FGDEGAANHT
     RLCSEYGHAG IELFVYGQEA TNPSAPKPQK FPARQTLEAS QAIARLHQLD DDNTVYMQQN
     PDVIDQGVFH NDVIAVGNQN VLFYHEQAFL NTQAKLEEIK RKFGESPLHF VEVPTAKVAI
     QDAVKSYLFN TQVVTLPSGE MAIIAPTNCQ ENPAVHAYLN ELVTLGSPIK QVHYFDVKQS
     MQNGGGPACL RLRVAMNQDE VAAVNQNTMM NDALFARLNQ WVDKHYRDRL SVADLADPQL
     VIESRTALDE LTQIMKLGSV YQFQR