ID A0A139X9K2_9CYAN Unreviewed; 394 AA.
AC A0A139X9K2;
DT 11-MAY-2016, integrated into UniProtKB/TrEMBL.
DT 11-MAY-2016, sequence version 1.
DT 24-JAN-2024, entry version 36.
DE RecName: Full=Cytosine-specific methyltransferase {ECO:0000256|RuleBase:RU000417};
DE EC=2.1.1.37 {ECO:0000256|RuleBase:RU000417};
GN ORFNames=WA1_21870 {ECO:0000313|EMBL:KYC41355.1};
OS Scytonema hofmannii PCC 7110.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Scytonemataceae;
OC Scytonema.
OX NCBI_TaxID=128403 {ECO:0000313|EMBL:KYC41355.1, ECO:0000313|Proteomes:UP000076925};
RN [1] {ECO:0000313|EMBL:KYC41355.1, ECO:0000313|Proteomes:UP000076925}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 7110 {ECO:0000313|EMBL:KYC41355.1,
RC ECO:0000313|Proteomes:UP000076925};
RX PubMed=23221676; DOI=10.1093/gbe/evs117;
RA Dagan T., Roettger M., Stucken K., Landan G., Koch R., Major P.,
RA Gould S.B., Goremykin V.V., Rippka R., Tandeau de Marsac N., Gugger M.,
RA Lockhart P.J., Allen J.F., Brune I., Maus I., Puhler A., Martin W.F.;
RT "Genomes of Stigonematalean cyanobacteria (subsection V) and the evolution
RT of oxygenic photosynthesis from prokaryotes to plastids.";
RL Genome Biol. Evol. 5:31-44(2013).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 2'-deoxycytidine in DNA + S-adenosyl-L-methionine = a 5-
CC methyl-2'-deoxycytidine in DNA + H(+) + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:13681, Rhea:RHEA-COMP:11369, Rhea:RHEA-COMP:11370,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:85452, ChEBI:CHEBI:85454; EC=2.1.1.37;
CC Evidence={ECO:0000256|RuleBase:RU000417};
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. C5-methyltransferase family. {ECO:0000256|PROSITE-
CC ProRule:PRU01016, ECO:0000256|RuleBase:RU000416}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KYC41355.1}.
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DR EMBL; ANNX02000021; KYC41355.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A139X9K2; -.
DR STRING; 128403.WA1_21870; -.
DR OrthoDB; 451520at2; -.
DR Proteomes; UP000076925; Unassembled WGS sequence.
DR GO; GO:0003886; F:DNA (cytosine-5-)-methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0009307; P:DNA restriction-modification system; IEA:UniProtKB-KW.
DR Gene3D; 3.90.120.10; DNA Methylase, subunit A, domain 2; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR InterPro; IPR018117; C5_DNA_meth_AS.
DR InterPro; IPR001525; C5_MeTfrase.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR NCBIfam; TIGR00675; dcm; 1.
DR PANTHER; PTHR10629; CYTOSINE-SPECIFIC METHYLTRANSFERASE; 1.
DR PANTHER; PTHR10629:SF52; DNA (CYTOSINE-5)-METHYLTRANSFERASE 1; 1.
DR Pfam; PF00145; DNA_methylase; 1.
DR PRINTS; PR00105; C5METTRFRASE.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR PROSITE; PS00094; C5_MTASE_1; 1.
DR PROSITE; PS51679; SAM_MT_C5; 1.
PE 3: Inferred from homology;
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|PROSITE-
KW ProRule:PRU01016}; Reference proteome {ECO:0000313|Proteomes:UP000076925};
KW Restriction system {ECO:0000256|ARBA:ARBA00022747};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691,
KW ECO:0000256|PROSITE-ProRule:PRU01016};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PROSITE-
KW ProRule:PRU01016}.
FT ACT_SITE 103
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01016"
SQ SEQUENCE 394 AA; 44155 MW; EEF5DE4B8D90D53F CRC64;
MARDKHNMVE NLRPQQNKLR TALSLFSGAG GLDLGLIQAG FDILACIEID PHCCHTLRAS
ANSDGRSTRV IEDDIRNVNP TQLMGELLLL PGKLDLLCGG SPCQSFSQIG KRGCLEDERG
TLLFEFVRFA EVSQPKAILI EQVKGLLNAP DRNGKIGGVY EMLQMQLQEL GYDLKMKVIR
AVEYGVAQMR ERVFIVATKK DGSFEFPPPT HSDPSKPTLS LFPLPPYVNV GEVLRGLGEP
ISCKDDQLND NHVDITPVGD RKRIHGVPEG SHLAKELHLP VEQRCKLTKK DTTKFRRLSR
TEPSITLRCG EIFFHPTEDR YLTPREYMRI HGYPDSYLLK GPIRGRSGRV RYLDQHRQVA
NSVPPPVACA IGRAIQQALD LSELQQKQLL NYSE
//
