Reviewed, UniProtKB/Swiss-Prot O07560 (LEPV_BACSU)

Names and origin

Protein names

Recommended name:
    Signal peptidase I V
      Short name=SPase I
    EC=3.4.21.89
Alternative name(s):
    Leader peptidase I

Gene names

Name:	sipV
Synonyms:	yhjF
Ordered Locus Names:	BSU10490

Organism

Bacillus subtilis [Complete proteome] [HAMAP]

Taxonomic identifier

1423 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Bacillales › Bacillaceae › Bacillus

Protein attributes

Sequence length	168 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Evidence at transcript level.

General annotation (Comments)

Catalytic activity	Cleavage of hydrophobic, N-terminal signal or leader sequences from secreted and periplasmic proteins.
Subcellular location	Cell membrane; Single-pass type II membrane protein Potential.
Induction	Expressed constitutively.
Miscellaneous	B.subtilis contains five chromosomal type I signal peptidases: sipS, sipT, sipU, sipV and sipW. They have different, but overlapping, substrate specificities and have different transcription patterns.
Sequence similarities	Belongs to the peptidase S26 family.

Ontologies

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

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 168	168	Signal peptidase I V		PRO_0000109502
Regions
	Topological domain	1 – 6	6	Cytoplasmic Potential
	Transmembrane	7 – 26	20	Potential
	Topological domain	27 – 168	142	Extracellular Potential
Sites
	Active site	34	1	By similarity
	Active site	75	1	By similarity

Sequences

	Sequence		Length	Mass (Da)
	O07560-1 [UniParc]. Last modified July 1, 1997. Version 1. Checksum: D70BD09545638604	FASTA	168	18,956
	10 20 30 40 50 60 MKKRFWFLAG VVSVVLAIQV KNAVFIDYKV EGVSMNPTFQ EGNELLVNKF SHRFKTIHRF 70 80 90 100 110 120 DIVLFKGPDH KVLIKRVIGL PGETIKYKDD QLYVNGKQVA EPFLKHLKSV SAGSHVTGDF 130 140 150 160 SLKDVTGTSK VPKGKYFVVG DNRIYSFDSR HFGPIREKNI VGVISDAE

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"The 172 kb prkA-addAB region from 83 degrees to 97 degrees of the Bacillus subtilis chromosome contains several dysfunctional genes, the glyB marker, many genes encoding transporter proteins, and the ubiquitous hit gene." Noback M.A., Holsappel S., Kiewiet R., Terpstra P., Wambutt R., Wedler H., Venema G., Bron S. Microbiology 144:859-875(1998) [PubMed: 9579061] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: 168.
[2]	"The complete genome sequence of the Gram-positive bacterium Bacillus subtilis." Kunst F., Ogasawara N., Moszer I., Albertini A.M., Alloni G., Azevedo V., Bertero M.G., Bessieres P., Bolotin A., Borchert S., Borriss R., Boursier L., Brans A., Braun M., Brignell S.C., Bron S., Brouillet S., Bruschi C.V. , Caldwell B., Capuano V., Carter N.M., Choi S.-K., Codani J.-J., Connerton I.F., Cummings N.J., Daniel R.A., Denizot F., Devine K.M., Duesterhoeft A., Ehrlich S.D., Emmerson P.T., Entian K.-D., Errington J., Fabret C., Ferrari E., Foulger D., Fritz C., Fujita M., Fujita Y., Fuma S., Galizzi A., Galleron N., Ghim S.-Y., Glaser P., Goffeau A., Golightly E.J., Grandi G., Guiseppi G., Guy B.J., Haga K., Haiech J., Harwood C.R., Henaut A., Hilbert H., Holsappel S., Hosono S., Hullo M.-F., Itaya M., Jones L.-M., Joris B., Karamata D., Kasahara Y., Klaerr-Blanchard M., Klein C., Kobayashi Y., Koetter P., Koningstein G., Krogh S., Kumano M., Kurita K., Lapidus A., Lardinois S., Lauber J., Lazarevic V., Lee S.-M., Levine A., Liu H., Masuda S., Mauel C., Medigue C., Medina N., Mellado R.P., Mizuno M., Moestl D., Nakai S., Noback M., Noone D., O'Reilly M., Ogawa K., Ogiwara A., Oudega B., Park S.-H., Parro V., Pohl T.M., Portetelle D., Porwollik S., Prescott A.M., Presecan E., Pujic P., Purnelle B., Rapoport G., Rey M., Reynolds S., Rieger M., Rivolta C., Rocha E., Roche B., Rose M., Sadaie Y., Sato T., Scanlan E., Schleich S., Schroeter R., Scoffone F., Sekiguchi J., Sekowska A., Seror S.J., Serror P., Shin B.-S., Soldo B., Sorokin A., Tacconi E., Takagi T., Takahashi H., Takemaru K., Takeuchi M., Tamakoshi A., Tanaka T., Terpstra P., Tognoni A., Tosato V., Uchiyama S., Vandenbol M., Vannier F., Vassarotti A., Viari A., Wambutt R., Wedler E., Wedler H., Weitzenegger T., Winters P., Wipat A., Yamamoto H., Yamane K., Yasumoto K., Yata K., Yoshida K., Yoshikawa H.-F., Zumstein E., Yoshikawa H., Danchin A. Nature 390:249-256(1997) [PubMed: 9384377] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 168.
[3]	"Protein secretion and possible roles for multiple signal peptidases for precursor processing in bacilli." Bron S., Bolhuis A., Tjalsma H., Holsappel S., Venema G., van Dijl J.M. J. Biotechnol. 64:3-13(1998) [PubMed: 9823656] [Abstract] Cited for: REVIEW.

Cross-references

Sequence databases
EMBLGenBankDDBJ	Y14081 Genomic DNA. Translation: CAA74468.1. AL009126 Genomic DNA. Translation: CAB12889.1.
PIR	A69708.
RefSeq	NP_388930.1.
3D structure databases
HSSP	HSSP built from PDB template 1KN9 based on UniProtKB P00803.
ModBase	Search...
Protein family/group databases
MEROPS	S26.006.
Genome annotation databases
GeneID	939318.
GenomeReviews	Gene locus BSU10490 in contig AL009126_GR.
KEGG	bsu:BSU10490.
NMPDR	fig|224308.1.peg.1049.
Organism-specific databases
SubtiList	BG12674. sipV. [Micado]
CMR	Search...
Phylogenomic databases
HOGENOM	O07560.
OMA	O07560. GNSMFPT.
Enzyme and pathway databases
BioCyc	BSUB224308:BSU1049-MON.
BRENDA	3.4.21.89. 150.
Family and domain databases
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_cons-reg. IPR011056. Peptidase_S24_S26A/B/C_b-rbn. [Graphical view]
Gene3D	G3DSA:2.10.109.10. Pept_S24_S26_C. 1 hit.
Pfam	PF00717. Peptidase_S24. 1 hit. [Graphical view]
PRINTS	PR00727. LEADERPTASE.
TIGRFAMs	TIGR02227. sigpep_I_bact. 1 hit.
PROSITE	PS00501. SPASE_I_1. 1 hit. PS00760. SPASE_I_2. 1 hit. PS00761. SPASE_I_3. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

LEPV_BACSU

Accession

Primary (citable) accession number: O07560

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 26, 2004
Last sequence update:	July 1, 1997
Last modified:	June 16, 2009
This is version 59 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)