LEP_BACLI
ID LEP_BACLI Reviewed; 186 AA.
AC P42668;
DT 01-NOV-1995, integrated into UniProtKB/Swiss-Prot.
DT 01-NOV-1995, sequence version 1.
DT 25-MAY-2022, entry version 119.
DE RecName: Full=Signal peptidase I;
DE Short=SPase I;
DE EC=3.4.21.89;
DE AltName: Full=Leader peptidase I;
GN Name=lepB; Synonyms=sip;
OS Bacillus licheniformis.
OC Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Bacillus.
OX NCBI_TaxID=1402;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=ATCC 9789 / DSM 8785 / NBRC 12195 / NCIMB 6346 / NCTC 6346 / IMET
RC 11025 / NRS 243;
RA Hoang V., Birger A., Hofemeister J.;
RL Submitted (NOV-1993) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Cleavage of hydrophobic, N-terminal signal or leader sequences
CC from secreted and periplasmic proteins.; EC=3.4.21.89;
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000305}; Single-pass type II
CC membrane protein {ECO:0000305}.
CC -!- SIMILARITY: Belongs to the peptidase S26 family. {ECO:0000305}.
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DR EMBL; X75604; CAA53272.1; -; Genomic_DNA.
DR RefSeq; WP_003181363.1; NZ_UAQA01000001.1.
DR AlphaFoldDB; P42668; -.
DR SMR; P42668; -.
DR MEROPS; S26.004; -.
DR GeneID; 66216329; -.
DR PATRIC; fig|1402.62.peg.3752; -.
DR OMA; IEPRWIP; -.
DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0004252; F:serine-type endopeptidase activity; IEA:UniProtKB-EC.
DR GO; GO:0006465; P:signal peptide processing; IEA:InterPro.
DR CDD; cd06530; S26_SPase_I; 1.
DR InterPro; IPR036286; LexA/Signal_pep-like_sf.
DR InterPro; IPR000223; Pept_S26A_signal_pept_1.
DR InterPro; IPR019758; Pept_S26A_signal_pept_1_CS.
DR InterPro; IPR019757; Pept_S26A_signal_pept_1_Lys-AS.
DR InterPro; IPR019756; Pept_S26A_signal_pept_1_Ser-AS.
DR InterPro; IPR019533; Peptidase_S26.
DR PANTHER; PTHR43390; PTHR43390; 1.
DR Pfam; PF10502; Peptidase_S26; 1.
DR PRINTS; PR00727; LEADERPTASE.
DR SUPFAM; SSF51306; SSF51306; 1.
DR TIGRFAMs; TIGR02227; sigpep_I_bact; 1.
DR PROSITE; PS00501; SPASE_I_1; 1.
DR PROSITE; PS00760; SPASE_I_2; 1.
DR PROSITE; PS00761; SPASE_I_3; 1.
PE 3: Inferred from homology;
KW Cell membrane; Hydrolase; Membrane; Protease; Transmembrane;
KW Transmembrane helix.
FT CHAIN 1..186
FT /note="Signal peptidase I"
FT /id="PRO_0000109496"
FT TOPO_DOM 1..19
FT /note="Cytoplasmic"
FT /evidence="ECO:0000255"
FT TRANSMEM 20..40
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TOPO_DOM 41..186
FT /note="Extracellular"
FT /evidence="ECO:0000255"
FT ACT_SITE 44
FT /evidence="ECO:0000250"
FT ACT_SITE 86
FT /evidence="ECO:0000250"
SQ SEQUENCE 186 AA; 21145 MW; F8F82EB84F8BF5B8 CRC64;
MTEEKSTNKK NSLFEWVKAI IIAVVLALLI RAFLFEPYLV EGTSMDPTLH DGERLFVYKT
VRYVGEFKRG DIVIIDGDEK NVHYVKRLIG LPGDTVQMKD DTLYINGKKV SEPYLSENRK
EAEAVGVKLT GDFGPVKVPE GKYFVMGDNR QRSMDSRNGL GLIDKKRVAG TSQFVFFPFN
EIRKTD