ID A0A1H6R2M8_9LACT Unreviewed; 202 AA.
AC A0A1H6R2M8;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 27-MAR-2024, entry version 27.
DE RecName: Full=Signal peptidase I {ECO:0000256|ARBA:ARBA00013208, ECO:0000256|RuleBase:RU003993};
DE EC=3.4.21.89 {ECO:0000256|ARBA:ARBA00013208, ECO:0000256|RuleBase:RU003993};
GN ORFNames=SAMN04488113_101179 {ECO:0000313|EMBL:SEI50043.1};
OS Alkalibacterium gilvum.
OC Bacteria; Bacillota; Bacilli; Lactobacillales; Carnobacteriaceae;
OC Alkalibacterium.
OX NCBI_TaxID=1130080 {ECO:0000313|EMBL:SEI50043.1, ECO:0000313|Proteomes:UP000198564};
RN [1] {ECO:0000313|Proteomes:UP000198564}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 25751 {ECO:0000313|Proteomes:UP000198564};
RA Varghese N., Submissions S.;
RL Submitted (OCT-2016) 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:RU003993};
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}.
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DR EMBL; FNYW01000001; SEI50043.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1H6R2M8; -.
DR STRING; 1130080.SAMN04488113_101179; -.
DR OrthoDB; 9802919at2; -.
DR Proteomes; UP000198564; 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; IPR019756; Pept_S26A_signal_pept_1_Ser-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; 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 Hydrolase {ECO:0000256|RuleBase:RU003993};
KW Membrane {ECO:0000256|RuleBase:RU003993};
KW Protease {ECO:0000256|ARBA:ARBA00022670, ECO:0000256|RuleBase:RU003993};
KW Transmembrane {ECO:0000256|RuleBase:RU003993};
KW Transmembrane helix {ECO:0000256|RuleBase:RU003993}.
FT TRANSMEM 20..45
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU003993"
FT DOMAIN 26..189
FT /note="Peptidase S26"
FT /evidence="ECO:0000259|Pfam:PF10502"
FT ACT_SITE 55
FT /evidence="ECO:0000256|PIRSR:PIRSR600223-1"
FT ACT_SITE 94
FT /evidence="ECO:0000256|PIRSR:PIRSR600223-1"
SQ SEQUENCE 202 AA; 22877 MW; 1C6FE8004F88EA9F CRC64;
MKDSSYRENK NKKPEKEKTL IQELISTLLY IIVITSIFLC IRLYIIAPVS VEGASMEPTL
QDGDHLILNK VSDVDRFDVI VFPAPEEDGK QFIKRVIGLP GDEITFQDQT LYINGETIEE
DYVDLSKVSD SDLQSLNSDF NLSSLEGVEQ VPEDSYFVLG DNRVNSKDSR SFGFISRNNV
TGKTSLRIWP LDRLGFIDKS ND
//
