A7GRL8 (LSPA_BACCN) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Lipoprotein signal peptidase
EC=3.4.23.36

Alternative name(s):
Prolipoprotein signal peptidase
Signal peptidase II
Short name=SPase II

Gene names

Name:	lspA
Ordered Locus Names:	Bcer98_2542

Organism

Bacillus cereus subsp. cytotoxis (strain NVH 391-98) [Complete proteome] [HAMAP]

Taxonomic identifier

315749 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Bacillales › Bacillaceae › Bacillus › Bacillus cereus group

Protein attributes

Sequence length	152 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	This protein specifically catalyzes the removal of signal peptides from prolipoproteins By similarity. HAMAP MF_00161
Catalytic activity	Release of signal peptides from bacterial membrane prolipoproteins. Hydrolyzes -Xaa-Yaa-Zaa-|-(S,diacylglyceryl)Cys-, in which Xaa is hydrophobic (preferably Leu), and Yaa (Ala or Ser) and Zaa (Gly or Ala) have small, neutral side chains. HAMAP MF_00161
Pathway	Protein modification; lipoprotein biosynthesis (signal peptide cleavage). HAMAP MF_00161
Subcellular location	Cell membrane; Multi-pass membrane protein By similarity HAMAP MF_00161.
Sequence similarities	Belongs to the peptidase A8 family.

Ontologies

Keywords
Cellular component	Cell membrane Membrane
Domain	Transmembrane Transmembrane helix
Molecular function	Aspartyl protease Hydrolase Protease
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	proteolysis Inferred from electronic annotation. Source: UniProtKB-KW
Cellular component	integral to membrane Inferred from electronic annotation. Source: UniProtKB-KW plasma membrane Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	aspartic-type endopeptidase activity Inferred from electronic annotation. Source: UniProtKB-KW
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 152	152	Lipoprotein signal peptidase HAMAP MF_00161		PRO_1000190792
Regions
	Transmembrane	55 – 75	21	Helical; Potential
	Transmembrane	85 – 105	21	Helical; Potential
	Transmembrane	124 – 144	21	Helical; Potential
Sites
	Active site	102	1	By similarity
	Active site	129	1	By similarity

Sequences

	Sequence		Length	Mass (Da)
	A7GRL8 [UniParc]. Last modified September 11, 2007. Version 1. Checksum: 53287E1010A93E42	FASTA	152	17,460
	10 20 30 40 50 60 MIYYLIALFV IAIDQLSKWF IVKNMELGAS IPIIDNVLYI TSHRNRGAAW GILENKMWFF 70 80 90 100 110 120 YIITVVFVGF IVFYMKKYAK TDKLLGISLG LILGGAIGNF IDRVFRQEVV DFIHVYIFSY 130 140 150 NYPVFNIADS ALCIGVVLII IQTLLEGKKM KE

References

[1]

"Extending the Bacillus cereus group genomics to putative food-borne pathogens of different toxicity." Lapidus A., Goltsman E., Auger S., Galleron N., Segurens B., Dossat C., Land M.L., Broussolle V., Brillard J., Guinebretiere M.-H., Sanchis V., Nguen-the C., Lereclus D., Richardson P., Wincker P., Weissenbach J., Ehrlich S.D., Sorokin A. Chem. Biol. Interact. 171:236-249(2008) [PubMed: 17434157] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: NVH 391-98.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000764 Genomic DNA. Translation: ABS22776.1.
RefSeq	YP_001375771.1. NC_009674.1.
3D structure databases
ModBase	Search...
Protein-protein interaction databases
STRING	A7GRL8.
Protein family/group databases
MEROPS	A08.001.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBBACT00000038646; EBBACP00000037697; EBBACG00000038637.
GeneID	5344022.
GenomeReviews	Gene locus Bcer98_2542 in contig CP000764_GR.
KEGG	bcy:Bcer98_2542.
PATRIC	18933682. VBIBacCyt128034_2685.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0597.
GeneTree	EBGT00050000001848.
HOGENOM	HBG724422.
OMA	IASEIHG.
ProtClustDB	PRK00376.
Enzyme and pathway databases
BioCyc	BCER315749:BCER98_2542-MONOMER.
Family and domain databases
HAMAP	MF_00161. LspA. [Tree]
InterPro	IPR001872. Peptidase_A8. [Graphical view]
KO	K03101.
Pfam	PF01252. Peptidase_A8. 1 hit. [Graphical view]
PRINTS	PR00781. LIPOSIGPTASE.
TIGRFAMs	TIGR00077. LspA. 1 hit.
PROSITE	PS00855. SPASE_II. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

LSPA_BACCN

Accession

Primary (citable) accession number: A7GRL8

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	September 11, 2007
Last modified:	December 14, 2011
This is version 39 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program