ID F4XJQ7_9CYAN Unreviewed; 87 AA.
AC F4XJQ7;
DT 28-JUN-2011, integrated into UniProtKB/TrEMBL.
DT 28-JUN-2011, sequence version 1.
DT 24-JAN-2024, entry version 51.
DE RecName: Full=Exodeoxyribonuclease 7 small subunit {ECO:0000256|HAMAP-Rule:MF_00337};
DE EC=3.1.11.6 {ECO:0000256|HAMAP-Rule:MF_00337};
DE AltName: Full=Exodeoxyribonuclease VII small subunit {ECO:0000256|HAMAP-Rule:MF_00337};
DE Short=Exonuclease VII small subunit {ECO:0000256|HAMAP-Rule:MF_00337};
GN Name=xseB {ECO:0000256|HAMAP-Rule:MF_00337};
GN ORFNames=LYNGBM3L_06990 {ECO:0000313|EMBL:EGJ35337.1};
OS Moorena producens 3L.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Oscillatoriophycideae;
OC Oscillatoriales; Oscillatoriaceae; Moorena.
OX NCBI_TaxID=489825 {ECO:0000313|EMBL:EGJ35337.1, ECO:0000313|Proteomes:UP000003959};
RN [1] {ECO:0000313|Proteomes:UP000003959}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=3L {ECO:0000313|Proteomes:UP000003959};
RX PubMed=21555588; DOI=10.1073/pnas.1101137108;
RA Jones A.C., Monroe E.A., Podell S., Hess W.R., Klages S., Esquenazi E.,
RA Niessen S., Hoover H., Rothmann M., Lasken R.S., Yates J.R.III.,
RA Reinhardt R., Kube M., Burkart M.D., Allen E.E., Dorrestein P.C.,
RA Gerwick W.H., Gerwick L.;
RT "Genomic insights into the physiology and ecology of the marine filamentous
RT cyanobacterium Lyngbya majuscula.";
RL Proc. Natl. Acad. Sci. U.S.A. 108:8815-8820(2011).
CC -!- FUNCTION: Bidirectionally degrades single-stranded DNA into large acid-
CC insoluble oligonucleotides, which are then degraded further into small
CC acid-soluble oligonucleotides. {ECO:0000256|HAMAP-Rule:MF_00337}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Exonucleolytic cleavage in either 5'- to 3'- or 3'- to 5'-
CC direction to yield nucleoside 5'-phosphates.; EC=3.1.11.6;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00337};
CC -!- SUBUNIT: Heterooligomer composed of large and small subunits.
CC {ECO:0000256|HAMAP-Rule:MF_00337}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00337}.
CC -!- SIMILARITY: Belongs to the XseB family. {ECO:0000256|ARBA:ARBA00009998,
CC ECO:0000256|HAMAP-Rule:MF_00337}.
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DR EMBL; GL890823; EGJ35337.1; -; Genomic_DNA.
DR RefSeq; WP_008178773.1; NZ_MKZR01000001.1.
DR AlphaFoldDB; F4XJQ7; -.
DR eggNOG; COG1722; Bacteria.
DR HOGENOM; CLU_145918_1_0_3; -.
DR OrthoDB; 427334at2; -.
DR Proteomes; UP000003959; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0009318; C:exodeoxyribonuclease VII complex; IEA:InterPro.
DR GO; GO:0008855; F:exodeoxyribonuclease VII activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006308; P:DNA catabolic process; IEA:UniProtKB-UniRule.
DR Gene3D; 1.10.287.1040; Exonuclease VII, small subunit; 1.
DR HAMAP; MF_00337; Exonuc_7_S; 1.
DR InterPro; IPR003761; Exonuc_VII_S.
DR InterPro; IPR037004; Exonuc_VII_ssu_sf.
DR NCBIfam; TIGR01280; xseB; 1.
DR Pfam; PF02609; Exonuc_VII_S; 1.
DR SUPFAM; SSF116842; XseB-like; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00337};
KW Exonuclease {ECO:0000256|ARBA:ARBA00022839, ECO:0000256|HAMAP-
KW Rule:MF_00337};
KW Hydrolase {ECO:0000256|HAMAP-Rule:MF_00337, ECO:0000313|EMBL:EGJ35337.1};
KW Nuclease {ECO:0000256|HAMAP-Rule:MF_00337}.
SQ SEQUENCE 87 AA; 10025 MW; 14695808FFD4611F CRC64;
METQPDSNLT DSNLTEIPSG ETWNYEATVA KVETIIRQIE TGELELADVF DQFSAAVEYL
HQCEYFLDQR QQQMDLLIET LSDDSDF
//