ID   K9V2V0_9CYAN            Unreviewed;       143 AA.
AC   K9V2V0;
DT   06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT   06-MAR-2013, sequence version 1.
DT   24-JAN-2024, entry version 34.
DE   SubName: Full=HNH endonuclease {ECO:0000313|EMBL:AFZ01545.1};
GN   ORFNames=Cal6303_2563 {ECO:0000313|EMBL:AFZ01545.1};
OS   Calothrix sp. PCC 6303.
OC   Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Calotrichaceae;
OC   Calothrix.
OX   NCBI_TaxID=1170562 {ECO:0000313|EMBL:AFZ01545.1, ECO:0000313|Proteomes:UP000010477};
RN   [1] {ECO:0000313|EMBL:AFZ01545.1, ECO:0000313|Proteomes:UP000010477}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=PCC 6303 {ECO:0000313|EMBL:AFZ01545.1,
RC   ECO:0000313|Proteomes:UP000010477};
RA   Gugger M., Coursin T., Rippka R., Tandeau De Marsac N., Huntemann M.,
RA   Wei C.-L., Han J., Detter J.C., Han C., Tapia R., Chen A., Kyrpides N.,
RA   Mavromatis K., Markowitz V., Szeto E., Ivanova N., Pagani I., Pati A.,
RA   Goodwin L., Nordberg H.P., Cantor M.N., Hua S.X., Woyke T., Kerfeld C.A.;
RT   "Finished chromosome of genome of Calothrix sp. PCC 6303.";
RL   Submitted (MAY-2012) to the EMBL/GenBank/DDBJ databases.
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DR   EMBL; CP003610; AFZ01545.1; -; Genomic_DNA.
DR   AlphaFoldDB; K9V2V0; -.
DR   STRING; 1170562.Cal6303_2563; -.
DR   KEGG; calt:Cal6303_2563; -.
DR   PATRIC; fig|1170562.3.peg.2805; -.
DR   eggNOG; COG1403; Bacteria.
DR   HOGENOM; CLU_104142_1_0_3; -.
DR   Proteomes; UP000010477; Chromosome.
DR   GO; GO:0004519; F:endonuclease activity; IEA:UniProtKB-KW.
DR   GO; GO:0003676; F:nucleic acid binding; IEA:InterPro.
DR   GO; GO:0008270; F:zinc ion binding; IEA:InterPro.
DR   CDD; cd00085; HNHc; 1.
DR   Gene3D; 1.10.30.50; -; 1.
DR   InterPro; IPR002711; HNH.
DR   InterPro; IPR003615; HNH_nuc.
DR   Pfam; PF01844; HNH; 1.
DR   SMART; SM00507; HNHc; 1.
PE   4: Predicted;
KW   Endonuclease {ECO:0000313|EMBL:AFZ01545.1};
KW   Hydrolase {ECO:0000313|EMBL:AFZ01545.1};
KW   Nuclease {ECO:0000313|EMBL:AFZ01545.1};
KW   Reference proteome {ECO:0000313|Proteomes:UP000010477}.
FT   DOMAIN          11..63
FT                   /note="HNH nuclease"
FT                   /evidence="ECO:0000259|SMART:SM00507"
SQ   SEQUENCE   143 AA;  16278 MW;  C7521D11525B08E1 CRC64;
     MLRILSHSSG FFYLYSRSRP SGFSSYSTWG NPKTVLLHHI IPIKHGGDTA ADNLALSCLS
     CNRHKGSDFV TIDQVTKEIV PLFNPRLQVW DEHFCIENAR IEGKTQIGQV TSRLLQFNIP
     NRVLERQVLI SQSQYPDPKF SSM
//