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DISA_CLOB8
ID   DISA_CLOB8              Reviewed;         354 AA.
AC   A6LPN7;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   24-JUL-2007, sequence version 1.
DT   03-AUG-2022, entry version 84.
DE   RecName: Full=DNA integrity scanning protein DisA {ECO:0000255|HAMAP-Rule:MF_01438};
DE   AltName: Full=Cyclic di-AMP synthase {ECO:0000255|HAMAP-Rule:MF_01438};
DE            Short=c-di-AMP synthase {ECO:0000255|HAMAP-Rule:MF_01438};
DE   AltName: Full=Diadenylate cyclase {ECO:0000255|HAMAP-Rule:MF_01438};
DE            EC=2.7.7.85 {ECO:0000255|HAMAP-Rule:MF_01438};
GN   Name=disA {ECO:0000255|HAMAP-Rule:MF_01438}; OrderedLocusNames=Cbei_0127;
OS   Clostridium beijerinckii (strain ATCC 51743 / NCIMB 8052) (Clostridium
OS   acetobutylicum).
OC   Bacteria; Firmicutes; Clostridia; Eubacteriales; Clostridiaceae;
OC   Clostridium.
OX   NCBI_TaxID=290402;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 51743 / NCIMB 8052;
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   Sims D., Brettin T., Bruce D., Tapia R., Brainard J., Schmutz J.,
RA   Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N., Bennet G.,
RA   Cann I., Chen J.-S., Contreras A.L., Jones D., Kashket E., Mitchell W.,
RA   Stoddard S., Schwarz W., Qureshi N., Young M., Shi Z., Ezeji T., White B.,
RA   Blaschek H., Richardson P.;
RT   "Complete sequence of Clostridium beijerinckii NCIMB 8052.";
RL   Submitted (JUN-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Participates in a DNA-damage check-point that is active prior
CC       to asymmetric division when DNA is damaged. DisA forms globular foci
CC       that rapidly scan along the chromosomes during sporulation, searching
CC       for lesions. When a lesion is present, DisA pauses at the lesion site.
CC       This triggers a cellular response that culminates in a temporary block
CC       in sporulation initiation. {ECO:0000255|HAMAP-Rule:MF_01438}.
CC   -!- FUNCTION: Has also diadenylate cyclase activity, catalyzing the
CC       condensation of 2 ATP molecules into cyclic di-AMP (c-di-AMP). c-di-AMP
CC       acts as a signaling molecule that couples DNA integrity with
CC       progression of sporulation. The rise in c-di-AMP level generated by
CC       DisA while scanning the chromosome, operates as a positive signal that
CC       advances sporulation; upon encountering a lesion, the DisA focus
CC       arrests at the damaged site and halts c-di-AMP synthesis.
CC       {ECO:0000255|HAMAP-Rule:MF_01438}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2 ATP = 3',3'-c-di-AMP + 2 diphosphate; Xref=Rhea:RHEA:35655,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:33019, ChEBI:CHEBI:71500; EC=2.7.7.85;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01438};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01438};
CC   -!- SUBUNIT: Homooctamer. {ECO:0000255|HAMAP-Rule:MF_01438}.
CC   -!- SIMILARITY: Belongs to the DisA family. {ECO:0000255|HAMAP-
CC       Rule:MF_01438}.
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DR   EMBL; CP000721; ABR32317.1; -; Genomic_DNA.
DR   RefSeq; WP_011967490.1; NC_009617.1.
DR   AlphaFoldDB; A6LPN7; -.
DR   SMR; A6LPN7; -.
DR   STRING; 290402.Cbei_0127; -.
DR   EnsemblBacteria; ABR32317; ABR32317; Cbei_0127.
DR   KEGG; cbe:Cbei_0127; -.
DR   eggNOG; COG1623; Bacteria.
DR   HOGENOM; CLU_787128_0_0_9; -.
DR   OMA; VVRDYVP; -.
DR   OrthoDB; 1139866at2; -.
DR   Proteomes; UP000000565; Chromosome.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0106408; F:diadenylate cyclase activity; IEA:UniProtKB-EC.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0006281; P:DNA repair; IEA:UniProtKB-UniRule.
DR   GO; GO:0019932; P:second-messenger-mediated signaling; IEA:UniProtKB-UniRule.
DR   Gene3D; 1.20.1260.110; -; 1.
DR   Gene3D; 3.40.1700.10; -; 1.
DR   HAMAP; MF_01438; DisA; 1.
DR   InterPro; IPR038331; DisA_sf.
DR   InterPro; IPR036888; DNA_integrity_DisA_N_sf.
DR   InterPro; IPR018906; DNA_integrity_scan_DisA_link.
DR   InterPro; IPR003390; DNA_integrity_scan_DisA_N.
DR   InterPro; IPR023763; DNA_integrity_scanning_protein.
DR   InterPro; IPR010994; RuvA_2-like.
DR   Pfam; PF02457; DAC; 1.
DR   Pfam; PF10635; DisA-linker; 1.
DR   SUPFAM; SSF143597; SSF143597; 1.
DR   SUPFAM; SSF47781; SSF47781; 1.
DR   PROSITE; PS51794; DAC; 1.
PE   3: Inferred from homology;
KW   ATP-binding; DNA damage; DNA repair; DNA-binding; Magnesium;
KW   Nucleotide-binding; Nucleotidyltransferase; Transferase.
FT   CHAIN           1..354
FT                   /note="DNA integrity scanning protein DisA"
FT                   /id="PRO_1000087444"
FT   DOMAIN          6..144
FT                   /note="DAC"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01130"
FT   BINDING         73
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01438"
FT   BINDING         91
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01438"
FT   BINDING         104..108
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01438"
SQ   SEQUENCE   354 AA;  39832 MW;  4ECA29DFADC2DA3C CRC64;
     MRIEKGIGIK NVLKIMCPGT QLREGLENIL RAKTGGLLVI GDDEEVMKLV DGGFYINSEY
     TPSYAYELAK MDGAIVITGD LKKIVCANAQ LIPDSSIPTY ETGTRHRTAH RVAKQTNNIV
     IAISQRRNII TMYKGDIKYV LRESSVILGK ANQALQTLEK YVAVLERVIN NLNLLEFQDL
     TTLFDVVTAI QRTEMVMRIV EEINMYILEL GNEGRLISMQ LNELVKHIER DGILLIRDYC
     KDGLQYNEVY EHIQKLNSSE LLELDAVART LGRGGIPLMD TLISPKGYRM LSKVPRIPSN
     VIDNLIKEFE ELSNIIDADI NDLDNVEGIG EARATAIKDG LKRIKEQVSL KKEI
 
 
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