CPLM 1.0 - Compendium of Protein Lysine Modification
TagContent
CPLM ID CPLM-001810
UniProt Accession
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
 Signal peptidase I 
Protein Synonyms/Alias
 SPase I; Leader peptidase I 
Gene Name
 lepB 
Gene Synonyms/Alias
 b2568; JW2552 
Created Date
 July 27, 2013 
Organism
 Escherichia coli (strain K12) 
NCBI Taxa ID
 83333 
Lysine Modification
Position
Peptide
Type
References
48AAGDSLDKATLKKVAacetylation[1]
146DPKLDYIKRAVGLPGacetylation[1]
Reference
 [1] Acetyl-Phosphate Is a Critical Determinant of Lysine Acetylation in E. coli.
 Weinert BT, Iesmantavicius V, Wagner SA, Schölz C, Gummesson B, Beli P, Nyström T, Choudhary C.
 Mol Cell. 2013 Jul 25;51(2):265-72. [PMID: 23830618
Functional Description
  
Sequence Annotation
 ACT_SITE 91 91
 ACT_SITE 146 146
 MOD_RES 1 1 Blocked amino end (Met).
 DISULFID 171 177  
Keyword
 3D-structure; Cell inner membrane; Cell membrane; Complete proteome; Disulfide bond; Hydrolase; Membrane; Protease; Reference proteome; Transmembrane; Transmembrane helix. 
Sequence Source
 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 
Protein Length
 324 AA 
Protein Sequence
MANMFALILV IATLVTGILW CVDKFFFAPK RRERQAAAQA AAGDSLDKAT LKKVAPKPGW 60
LETGASVFPV LAIVLIVRSF IYEPFQIPSG SMMPTLLIGD FILVEKFAYG IKDPIYQKTL 120
IETGHPKRGD IVVFKYPEDP KLDYIKRAVG LPGDKVTYDP VSKELTIQPG CSSGQACENA 180
LPVTYSNVEP SDFVQTFSRR NGGEATSGFF EVPKNETKEN GIRLSERKET LGDVTHRILT 240
VPIAQDQVGM YYQQPGQQLA TWIVPPGQYF MMGDNRDNSA DSRYWGFVPE ANLVGRATAI 300
WMSFDKQEGE WPTGLRLSRI GGIH 324 
Gene Ontology
 GO:0016021; C:integral to membrane; IDA:EcoliWiki.
 GO:0005886; C:plasma membrane; IDA:EcoliWiki.
 GO:0008233; F:peptidase activity; IDA:EcoliWiki.
 GO:0008236; F:serine-type peptidase activity; IEA:InterPro.
 GO:0015643; F:toxic substance binding; IMP:EcoliWiki.
 GO:0016485; P:protein processing; IMP:EcoliWiki.
 GO:0006508; P:proteolysis; IDA:EcoliWiki. 
Interpro
 IPR000223; Pept_S26A_signal_pept_1.
 IPR019758; Pept_S26A_signal_pept_1_CS.
 IPR019757; Pept_S26A_signal_pept_1_Lys-AS.
 IPR019756; Pept_S26A_signal_pept_1_Ser-AS.
 IPR019759; Peptidase_S24_S26.
 IPR015927; Peptidase_S24_S26A/B/C.
 IPR011056; Peptidase_S24_S26A/B/C_b-rbn.
 IPR019533; Peptidase_S26.
 IPR019766; Peptidase_S26A_all-beta_subdom. 
Pfam
 PF00717; Peptidase_S24
 PF10502; Peptidase_S26 
SMART
  
PROSITE
 PS00501; SPASE_I_1
 PS00760; SPASE_I_2
 PS00761; SPASE_I_3 
PRINTS
 PR00727; LEADERPTASE.