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Protein

Lipoprotein signal peptidase

Gene

lspA

Organism
Bacillus pumilus (strain SAFR-032)
Status
Reviewed-Annotation score: -Protein inferred from homologyi

Functioni

This protein specifically catalyzes the removal of signal peptides from prolipoproteins.UniRule annotation

Catalytic activityi

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.UniRule annotation

Pathwayi: lipoprotein biosynthesis (signal peptide cleavage)

This protein is involved in the pathway lipoprotein biosynthesis (signal peptide cleavage), which is part of Protein modification.UniRule annotation
View all proteins of this organism that are known to be involved in the pathway lipoprotein biosynthesis (signal peptide cleavage) and in Protein modification.

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Active sitei102UniRule annotation1
Active sitei129UniRule annotation1

GO - Molecular functioni

Keywordsi

Molecular functionAspartyl protease, Hydrolase, Protease

Enzyme and pathway databases

UniPathwayiUPA00665

Protein family/group databases

MEROPSiA08.001

Names & Taxonomyi

Protein namesi
Recommended name:
Lipoprotein signal peptidaseUniRule annotation (EC:3.4.23.36UniRule annotation)
Alternative name(s):
Prolipoprotein signal peptidaseUniRule annotation
Signal peptidase IIUniRule annotation
Short name:
SPase IIUniRule annotation
Gene namesi
Name:lspAUniRule annotation
Ordered Locus Names:BPUM_1444
OrganismiBacillus pumilus (strain SAFR-032)
Taxonomic identifieri315750 [NCBI]
Taxonomic lineageiBacteriaFirmicutesBacilliBacillalesBacillaceaeBacillus
Proteomesi
  • UP000001355 Componenti: Chromosome

Subcellular locationi

  • Cell membrane UniRule annotation; Multi-pass membrane protein UniRule annotation

Topology

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Transmembranei20 – 42HelicalUniRule annotationAdd BLAST23
Transmembranei52 – 72HelicalUniRule annotationAdd BLAST21
Transmembranei85 – 105HelicalUniRule annotationAdd BLAST21
Transmembranei124 – 144HelicalUniRule annotationAdd BLAST21

GO - Cellular componenti

Keywords - Cellular componenti

Cell membrane, Membrane

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_10001907931 – 155Lipoprotein signal peptidaseAdd BLAST155

Interactioni

Protein-protein interaction databases

STRINGi315750.BPUM_1444

Structurei

3D structure databases

SMRiA8FD10
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Sequence similaritiesi

Belongs to the peptidase A8 family.UniRule annotation

Keywords - Domaini

Transmembrane, Transmembrane helix

Phylogenomic databases

eggNOGiENOG4105M02 Bacteria
COG0597 LUCA
HOGENOMiHOG000096992
KOiK03101
OMAiRAHNTGA
OrthoDBiPOG091H059F

Family and domain databases

HAMAPiMF_00161 LspA, 1 hit
InterProiView protein in InterPro
IPR001872 Peptidase_A8
PANTHERiPTHR33695 PTHR33695, 1 hit
PfamiView protein in Pfam
PF01252 Peptidase_A8, 1 hit
PRINTSiPR00781 LIPOSIGPTASE
TIGRFAMsiTIGR00077 lspA, 1 hit
PROSITEiView protein in PROSITE
PS00855 SPASE_II, 1 hit

Sequencei

Sequence statusi: Complete.

A8FD10-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MFYYIIAFVM ICLDQLTKWL IVKNMMLGDS YPVIDGFFYI TSHRNSGAAW
60 70 80 90 100
GILQGQMWFF YVITLVVIAG IVYYLQKHGQ KDKLLGVALA LMLGGAIGNF
110 120 130 140 150
IDRVFRQEVV DFAHFVFGNY HYPIFNIADS SLCVGVILLF IQMLLDGKKT

KESTT
Length:155
Mass (Da):17,656
Last modified:November 13, 2007 - v1
Checksum:i0551710D927887FA
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
CP000813 Genomic DNA Translation: ABV62127.1
RefSeqiWP_012009890.1, NC_009848.4

Genome annotation databases

EnsemblBacteriaiABV62127; ABV62127; BPUM_1444
KEGGibpu:BPUM_1444

Similar proteinsi

Entry informationi

Entry nameiLSPA_BACP2
AccessioniPrimary (citable) accession number: A8FD10
Entry historyiIntegrated into UniProtKB/Swiss-Prot: April 14, 2009
Last sequence update: November 13, 2007
Last modified: March 28, 2018
This is version 68 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome
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Main funding by: National Institutes of Health