ID D9ULE0_STRS3 Unreviewed; 374 AA.
AC D9ULE0;
DT 05-OCT-2010, integrated into UniProtKB/TrEMBL.
DT 05-OCT-2010, sequence version 1.
DT 24-JAN-2024, entry version 61.
DE RecName: Full=DNA integrity scanning protein DisA {ECO:0000256|HAMAP-Rule:MF_01438};
DE AltName: Full=Cyclic di-AMP synthase {ECO:0000256|HAMAP-Rule:MF_01438};
DE Short=c-di-AMP synthase {ECO:0000256|HAMAP-Rule:MF_01438};
DE AltName: Full=Diadenylate cyclase {ECO:0000256|HAMAP-Rule:MF_01438};
DE EC=2.7.7.85 {ECO:0000256|HAMAP-Rule:MF_01438};
GN Name=disA {ECO:0000256|HAMAP-Rule:MF_01438};
GN ORFNames=SSLG_03810 {ECO:0000313|EMBL:EFL01752.1};
OS Streptomyces sp. (strain SPB78).
OC Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC Streptomycetaceae; Streptomyces.
OX NCBI_TaxID=591157 {ECO:0000313|EMBL:EFL01752.1, ECO:0000313|Proteomes:UP000005781};
RN [1] {ECO:0000313|EMBL:EFL01752.1, ECO:0000313|Proteomes:UP000005781}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SPB78 {ECO:0000313|EMBL:EFL01752.1,
RC ECO:0000313|Proteomes:UP000005781};
RG The Broad Institute Genome Sequencing Platform;
RG Broad Institute Microbial Sequencing Center;
RA Fischbach M., Godfrey P., Ward D., Young S., Zeng Q., Koehrsen M.,
RA Alvarado L., Berlin A.M., Bochicchio J., Borenstein D., Chapman S.B.,
RA Chen Z., Engels R., Freedman E., Gellesch M., Goldberg J., Griggs A.,
RA Gujja S., Heilman E.R., Heiman D.I., Hepburn T.A., Howarth C., Jen D.,
RA Larson L., Lewis B., Mehta T., Park D., Pearson M., Richards J.,
RA Roberts A., Saif S., Shea T.D., Shenoy N., Sisk P., Stolte C., Sykes S.N.,
RA Thomson T., Walk T., White J., Yandava C., Straight P., Clardy J., Hung D.,
RA Kolter R., Mekalanos J., Walker S., Walsh C.T., Wieland-Brown L.C.,
RA Haas B., Nusbaum C., Birren B.;
RT "Annotation of Streptomyces sp. strain SPB78.";
RL Submitted (FEB-2009) to the EMBL/GenBank/DDBJ databases.
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:0000256|HAMAP-Rule:MF_01438}.
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:0000256|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:0000256|ARBA:ARBA00000877, ECO:0000256|HAMAP-
CC Rule:MF_01438};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01438};
CC -!- SUBUNIT: Homooctamer. {ECO:0000256|HAMAP-Rule:MF_01438}.
CC -!- SIMILARITY: Belongs to the DisA family. {ECO:0000256|HAMAP-
CC Rule:MF_01438}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_01438}.
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DR EMBL; GG657742; EFL01752.1; -; Genomic_DNA.
DR RefSeq; WP_007823651.1; NZ_GG657742.1.
DR AlphaFoldDB; D9ULE0; -.
DR STRING; 591157.SSLG_03810; -.
DR eggNOG; COG1623; Bacteria.
DR HOGENOM; CLU_787128_0_0_11; -.
DR Proteomes; UP000005781; Unassembled WGS sequence.
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; 1.10.150.20; 5' to 3' exonuclease, C-terminal subdomain; 1.
DR Gene3D; 1.20.1260.110; DNA integrity scanning linker region; 1.
DR Gene3D; 3.40.1700.10; DNA integrity scanning protein, DisA, N-terminal domain; 1.
DR HAMAP; MF_01438; DisA; 1.
DR InterPro; IPR041663; DisA/LigA_HHH.
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 PANTHER; PTHR34185; DIADENYLATE CYCLASE; 1.
DR PANTHER; PTHR34185:SF3; DNA INTEGRITY SCANNING PROTEIN DISA; 1.
DR Pfam; PF02457; DAC; 1.
DR Pfam; PF10635; DisA-linker; 1.
DR Pfam; PF12826; HHH_2; 1.
DR SUPFAM; SSF47781; RuvA domain 2-like; 1.
DR SUPFAM; SSF143597; YojJ-like; 1.
DR PROSITE; PS51794; DAC; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_01438};
KW DNA damage {ECO:0000256|ARBA:ARBA00022763, ECO:0000256|HAMAP-
KW Rule:MF_01438};
KW DNA repair {ECO:0000256|ARBA:ARBA00023204, ECO:0000256|HAMAP-
KW Rule:MF_01438};
KW DNA-binding {ECO:0000256|ARBA:ARBA00023125, ECO:0000256|HAMAP-
KW Rule:MF_01438};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_01438};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_01438};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695, ECO:0000256|HAMAP-
KW Rule:MF_01438};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01438}.
FT DOMAIN 20..158
FT /note="DAC"
FT /evidence="ECO:0000259|PROSITE:PS51794"
FT BINDING 87
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01438"
FT BINDING 118..122
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01438"
SQ SEQUENCE 374 AA; 40352 MW; 46B1E450FC289B08 CRC64;
MAAGDRGATP GKSGGVARAD ALMRASLSAV APGTALRDGL ERVLRGNTGG LIVLGWDKTV
ESLCTGGFIL DVEFSATRLR ELCKLDGGIV LDKDLTKILR AGVQFVPDPT IPTEETGTRH
RTADRVSKQV GFPVVSVSQS MRLIALYVDG QRRVMEDSAA ILSRANQALA TLERYKLRLD
EVAGTLSALE IEDLVTVRDV CAVAQRLEMV RRIATEIAEY VLELGTDGRL LALQLDELIA
GVEPERELVA RDYVPEPTAR RARTVEEALT ELNALTHTEL LELPVVARAL GYTGSPEALD
SAVSPRGYRL LAKVPRLPGA IIDRLVEHFG GLQKLLAASV DDLQTVDGVG EARARSVREG
LSRLAESSIL ERYV
//
