UniProtKB - P00476 (MTBS_BPSPR)
Protein
Modification methylase SPRI
Gene
N/A
Organism
Bacillus phage SPR (Bacteriophage SPR)
Status
Functioni
This enzyme methylates the 5'cytosine in the sequence GGCC and both cytosines in the sequence CCGG.
Catalytic activityi
- a 2'-deoxycytidine in DNA + S-adenosyl-L-methionine = a 5-methyl-2'-deoxycytidine in DNA + H+ + S-adenosyl-L-homocysteinePROSITE-ProRule annotationEC:2.1.1.37PROSITE-ProRule annotation
Sites
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Active sitei | 78 | PROSITE-ProRule annotation | 1 |
GO - Molecular functioni
- DNA (cytosine-5-)-methyltransferase activity Source: UniProtKB-EC
GO - Biological processi
- DNA restriction-modification system Source: UniProtKB-KW
Keywordsi
Molecular function | Methyltransferase, Transferase |
Biological process | Restriction system |
Ligand | S-adenosyl-L-methionine |
Protein family/group databases
REBASEi | 2834 M.SPRI |
Names & Taxonomyi
Protein namesi | Recommended name: Modification methylase SPRI (EC:2.1.1.37)Short name: M.SPRI Alternative name(s): Cytosine-specific methyltransferase SPRI |
Organismi | Bacillus phage SPR (Bacteriophage SPR) |
Taxonomic identifieri | 10725 [NCBI] |
Taxonomic lineagei | Viruses › Caudovirales › Siphoviridae › Lambdavirus › unclassified Lambdavirus |
Virus hosti | Bacillus subtilis [TaxID: 1423] |
PTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
ChainiPRO_0000087868 | 1 – 439 | Modification methylase SPRIAdd BLAST | 439 |
Interactioni
Subunit structurei
Monomer.
Family & Domainsi
Domains and Repeats
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Domaini | 4 – 436 | SAM-dependent MTase C5-typePROSITE-ProRule annotationAdd BLAST | 433 |
Sequence similaritiesi
Belongs to the class I-like SAM-binding methyltransferase superfamily. C5-methyltransferase family.PROSITE-ProRule annotation
Family and domain databases
InterProi | View protein in InterPro IPR018117 C5_DNA_meth_AS IPR001525 C5_MeTfrase IPR031303 C5_meth_CS IPR029063 SAM-dependent_MTases |
Pfami | View protein in Pfam PF00145 DNA_methylase, 1 hit |
PRINTSi | PR00105 C5METTRFRASE |
SUPFAMi | SSF53335 SSF53335, 1 hit |
TIGRFAMsi | TIGR00675 dcm, 1 hit |
PROSITEi | View protein in PROSITE PS00094 C5_MTASE_1, 1 hit PS00095 C5_MTASE_2, 1 hit PS51679 SAM_MT_C5, 1 hit |
i Sequence
Sequence statusi: Complete.
P00476-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MGKLRVMSLF SGIGAFEAAL RNIGVGYELV GFSEIDKYAV KSFCAIHNVD
60 70 80 90 100
EQLNFGDVSK IDKKKLPEFD LLVGGSPCQS FSVAGHRKGF EDTRGTLFFQ
110 120 130 140 150
YVETLKEKQP KFFVFENVKG LINHDKGNTL NVMAEAFSEV GYRIDLELLN
160 170 180 190 200
SKFFNVPQNR ERLYIIGIRE DLIKNEEWSL DFKRKDILQK GKQRLVELDI
210 220 230 240 250
KSFNFRWTAQ SAATKRLKDL LEEYVDEKYY LNEDKTNSLI KELSTSRLNE
260 270 280 290 300
NLTVEQVGNI NPSGNGMNGN VYNSSGLSPT ITTNKGEGLK IAVEYSRKSG
310 320 330 340 350
LGRELAVSHT LSASDWRGLN RNQKQNAVVE VRPVLTPERG EKRQNGRRFK
360 370 380 390 400
DDGEPAFTVN TIDRHGVAVG EYPKYRIRRL TPLECFRLQA FDDEDFEKAF
410 420 430
AAGISNSQLY KQTGNSITVT VLESIFKELI HTYINKESE
Experimental Info
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Sequence conflicti | 413 | T → A in AAA32604 (PubMed:6096817).Curated | 1 | |
Sequence conflicti | 434 | I → V in AAA32604 (PubMed:6096817).Curated | 1 |
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | K02124 Genomic DNA Translation: AAA32604.1 |
PIRi | A91516 CTBPSR |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | K02124 Genomic DNA Translation: AAA32604.1 |
PIRi | A91516 CTBPSR |
3D structure databases
SMRi | P00476 |
ModBasei | Search... |
Protein family/group databases
REBASEi | 2834 M.SPRI |
Family and domain databases
InterProi | View protein in InterPro IPR018117 C5_DNA_meth_AS IPR001525 C5_MeTfrase IPR031303 C5_meth_CS IPR029063 SAM-dependent_MTases |
Pfami | View protein in Pfam PF00145 DNA_methylase, 1 hit |
PRINTSi | PR00105 C5METTRFRASE |
SUPFAMi | SSF53335 SSF53335, 1 hit |
TIGRFAMsi | TIGR00675 dcm, 1 hit |
PROSITEi | View protein in PROSITE PS00094 C5_MTASE_1, 1 hit PS00095 C5_MTASE_2, 1 hit PS51679 SAM_MT_C5, 1 hit |
ProtoNeti | Search... |
MobiDBi | Search... |
Entry informationi
Entry namei | MTBS_BPSPR | |
Accessioni | P00476Primary (citable) accession number: P00476 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | July 21, 1986 |
Last sequence update: | July 21, 1986 | |
Last modified: | June 5, 2019 | |
This is version 88 of the entry and version 1 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Viral Protein Annotation Program |
Miscellaneousi
Documents
- Restriction enzymes and methylases
Classification of restriction enzymes and methylases and list of entries - SIMILARITY comments
Index of protein domains and families