ID J4K944_9FIRM Unreviewed; 180 AA.
AC J4K944;
DT 31-OCT-2012, integrated into UniProtKB/TrEMBL.
DT 31-OCT-2012, sequence version 1.
DT 27-MAR-2024, entry version 39.
DE RecName: Full=Signal peptidase I {ECO:0000256|ARBA:ARBA00013208, ECO:0000256|RuleBase:RU362042};
DE EC=3.4.21.89 {ECO:0000256|ARBA:ARBA00013208, ECO:0000256|RuleBase:RU362042};
GN Name=lepB_4 {ECO:0000313|EMBL:EJP22126.1};
GN ORFNames=HMPREF1140_1572 {ECO:0000313|EMBL:EJP22126.1};
OS Lachnoanaerobaculum sp. ICM7.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae;
OC Lachnoanaerobaculum.
OX NCBI_TaxID=936594 {ECO:0000313|EMBL:EJP22126.1, ECO:0000313|Proteomes:UP000006599};
RN [1] {ECO:0000313|EMBL:EJP22126.1, ECO:0000313|Proteomes:UP000006599}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ICM7 {ECO:0000313|EMBL:EJP22126.1,
RC ECO:0000313|Proteomes:UP000006599};
RA Durkin A.S., McCorrison J., Torralba M., Gillis M., Methe B., Sutton G.,
RA Nelson K.E.;
RL Submitted (JUL-2012) 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 Evidence={ECO:0000256|ARBA:ARBA00000677,
CC ECO:0000256|RuleBase:RU362042};
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|ARBA:ARBA00004401};
CC Single-pass type II membrane protein {ECO:0000256|ARBA:ARBA00004401}.
CC Membrane {ECO:0000256|ARBA:ARBA00004606,
CC ECO:0000256|RuleBase:RU362042}; Single-pass type II membrane protein
CC {ECO:0000256|ARBA:ARBA00004606, ECO:0000256|RuleBase:RU362042}.
CC -!- SIMILARITY: Belongs to the peptidase S26 family.
CC {ECO:0000256|ARBA:ARBA00009370, ECO:0000256|RuleBase:RU362042}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EJP22126.1}.
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DR EMBL; ALJL01000022; EJP22126.1; -; Genomic_DNA.
DR RefSeq; WP_007593575.1; NZ_ALJL01000022.1.
DR AlphaFoldDB; J4K944; -.
DR PATRIC; fig|936594.3.peg.1227; -.
DR Proteomes; UP000006599; Unassembled WGS sequence.
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 Gene3D; 2.10.109.10; Umud Fragment, subunit A; 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; IPR019533; Peptidase_S26.
DR NCBIfam; TIGR02227; sigpep_I_bact; 1.
DR PANTHER; PTHR43390:SF1; CHLOROPLAST PROCESSING PEPTIDASE; 1.
DR PANTHER; PTHR43390; SIGNAL PEPTIDASE I; 1.
DR Pfam; PF10502; Peptidase_S26; 1.
DR PRINTS; PR00727; LEADERPTASE.
DR SUPFAM; SSF51306; LexA/Signal peptidase; 1.
DR PROSITE; PS00760; SPASE_I_2; 1.
DR PROSITE; PS00761; SPASE_I_3; 1.
PE 3: Inferred from homology;
KW Hydrolase {ECO:0000256|RuleBase:RU362042, ECO:0000313|EMBL:EJP22126.1};
KW Membrane {ECO:0000256|RuleBase:RU362042};
KW Protease {ECO:0000256|RuleBase:RU362042};
KW Transmembrane {ECO:0000256|RuleBase:RU362042};
KW Transmembrane helix {ECO:0000256|RuleBase:RU362042}.
FT TRANSMEM 14..36
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU362042"
FT DOMAIN 15..173
FT /note="Peptidase S26"
FT /evidence="ECO:0000259|Pfam:PF10502"
FT ACT_SITE 45
FT /evidence="ECO:0000256|PIRSR:PIRSR600223-1"
FT ACT_SITE 88
FT /evidence="ECO:0000256|PIRSR:PIRSR600223-1"
SQ SEQUENCE 180 AA; 20731 MW; 31540081BB90DD91 CRC64;
MINKKLKFGV VKEIFSWASV LVVAAVIATV LNLVIIANSR VPTPSMENTI MTGDRIIGSR
LTYLFNEPKR GDIIIFKFPD NEKKYYVKRI IGEPGDIVDI KNGEVYLNNS ETPLEENYIK
EPMIPEADMH FEVPEGAYFC LGDNRNASED SRRWVHSYVY KEKIIAKVIF RYFPGFKMLK
//
