SODC_IPOBA
ID SODC_IPOBA Reviewed; 152 AA.
AC Q07796; Q42861;
DT 01-OCT-1994, integrated into UniProtKB/Swiss-Prot.
DT 23-JAN-2007, sequence version 2.
DT 03-AUG-2022, entry version 101.
DE RecName: Full=Superoxide dismutase [Cu-Zn];
DE EC=1.15.1.1;
GN Name=SODCC; Synonyms=SOD-15;
OS Ipomoea batatas (Sweet potato) (Convolvulus batatas).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC asterids; lamiids; Solanales; Convolvulaceae; Ipomoeeae; Ipomoea.
OX NCBI_TaxID=4120;
RN [1]
RP NUCLEOTIDE SEQUENCE [MRNA].
RC TISSUE=Root;
RX PubMed=8251645; DOI=10.1007/bf00021547;
RA Lin C.T., Yeh K.W., Kao M.C., Shaw J.F.;
RT "Cloning and characterization of a cDNA encoding the cytosolic copper/zinc-
RT superoxide dismutase from sweet potato tuberous root.";
RL Plant Mol. Biol. 23:911-913(1993).
RN [2]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=cv. Tainong 57; TISSUE=Tuberous root;
RX PubMed=7610172; DOI=10.1104/pp.108.2.827;
RA Lin C.T., Lin M.T., Chen Y.T., Shaw J.F.;
RT "The gene structure of Cu/Zn-superoxide dismutase from sweet potato.";
RL Plant Physiol. 108:827-828(1995).
CC -!- FUNCTION: Destroys radicals which are normally produced within the
CC cells and which are toxic to biological systems.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2 H(+) + 2 superoxide = H2O2 + O2; Xref=Rhea:RHEA:20696,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:15379, ChEBI:CHEBI:16240,
CC ChEBI:CHEBI:18421; EC=1.15.1.1;
CC -!- COFACTOR:
CC Name=Cu cation; Xref=ChEBI:CHEBI:23378; Evidence={ECO:0000250};
CC Note=Binds 1 copper ion per subunit. {ECO:0000250};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105; Evidence={ECO:0000250};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000250};
CC -!- SUBUNIT: Homodimer.
CC -!- SUBCELLULAR LOCATION: Cytoplasm.
CC -!- SIMILARITY: Belongs to the Cu-Zn superoxide dismutase family.
CC {ECO:0000305}.
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DR EMBL; X73139; CAA51654.1; -; mRNA.
DR EMBL; L36229; AAA88196.1; -; Genomic_DNA.
DR PIR; S40404; S40404.
DR PIR; T10935; T10935.
DR AlphaFoldDB; Q07796; -.
DR SMR; Q07796; -.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004784; F:superoxide dismutase activity; IEA:UniProtKB-EC.
DR CDD; cd00305; Cu-Zn_Superoxide_Dismutase; 1.
DR Gene3D; 2.60.40.200; -; 1.
DR InterPro; IPR036423; SOD-like_Cu/Zn_dom_sf.
DR InterPro; IPR024134; SOD_Cu/Zn_/chaperone.
DR InterPro; IPR018152; SOD_Cu/Zn_BS.
DR InterPro; IPR001424; SOD_Cu_Zn_dom.
DR PANTHER; PTHR10003; PTHR10003; 1.
DR Pfam; PF00080; Sod_Cu; 1.
DR PRINTS; PR00068; CUZNDISMTASE.
DR SUPFAM; SSF49329; SSF49329; 1.
DR PROSITE; PS00087; SOD_CU_ZN_1; 1.
DR PROSITE; PS00332; SOD_CU_ZN_2; 1.
PE 2: Evidence at transcript level;
KW Antioxidant; Copper; Cytoplasm; Disulfide bond; Metal-binding;
KW Oxidoreductase; Zinc.
FT INIT_MET 1
FT /note="Removed"
FT /evidence="ECO:0000250"
FT CHAIN 2..152
FT /note="Superoxide dismutase [Cu-Zn]"
FT /id="PRO_0000164138"
FT BINDING 45
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000250"
FT BINDING 47
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000250"
FT BINDING 62
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000250"
FT BINDING 62
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="structural"
FT /evidence="ECO:0000250"
FT BINDING 70
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="structural"
FT /evidence="ECO:0000250"
FT BINDING 79
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="structural"
FT /evidence="ECO:0000250"
FT BINDING 82
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="structural"
FT /evidence="ECO:0000250"
FT BINDING 119
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000250"
FT DISULFID 56..145
FT /evidence="ECO:0000250"
FT CONFLICT 4
FT /note="A -> R (in Ref. 2; AAA88196)"
FT /evidence="ECO:0000305"
FT CONFLICT 146..152
FT /note="GIIGLQG -> ACRVKV (in Ref. 2; AAA88196)"
FT /evidence="ECO:0000305"
SQ SEQUENCE 152 AA; 15082 MW; 7442837F9C5D3A1B CRC64;
MVKAVAVLSS SEGVSGTIFF SQEGDGPTTV TGNVSGLKPG LHGFHVHALG DTTNGCMSTG
PHFNPAGKEH GAPGDDNRHA GDLGNITVGE DGTASFTITD KQIPLTGANS VIGRAVVVHG
DPDDLGKGGH ELSKSTGNAG GRVACGIIGL QG