ID K9YLP5_CYASC Unreviewed; 203 AA.
AC K9YLP5;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 27-MAR-2024, entry version 54.
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 OrderedLocusNames=Cyast_1355 {ECO:0000313|EMBL:AFZ47320.1};
OS Cyanobacterium stanieri (strain ATCC 29140 / PCC 7202).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Oscillatoriophycideae;
OC Chroococcales; Geminocystaceae; Cyanobacterium.
OX NCBI_TaxID=292563 {ECO:0000313|EMBL:AFZ47320.1, ECO:0000313|Proteomes:UP000010483};
RN [1] {ECO:0000313|Proteomes:UP000010483}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29140 / PCC 7202 {ECO:0000313|Proteomes:UP000010483};
RX PubMed=23277585; DOI=10.1073/pnas.1217107110;
RA Shih P.M., Wu D., Latifi A., Axen S.D., Fewer D.P., Talla E., Calteau A.,
RA Cai F., Tandeau de Marsac N., Rippka R., Herdman M., Sivonen K.,
RA Coursin T., Laurent T., Goodwin L., Nolan M., Davenport K.W., Han C.S.,
RA Rubin E.M., Eisen J.A., Woyke T., Gugger M., Kerfeld C.A.;
RT "Improving the coverage of the cyanobacterial phylum using diversity-driven
RT genome sequencing.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:1053-1058(2013).
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: Membrane {ECO:0000256|RuleBase:RU362042}; Single-
CC pass type II membrane protein {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; CP003940; AFZ47320.1; -; Genomic_DNA.
DR AlphaFoldDB; K9YLP5; -.
DR STRING; 292563.Cyast_1355; -.
DR MEROPS; S26.008; -.
DR KEGG; csn:Cyast_1355; -.
DR PATRIC; fig|292563.3.peg.1416; -.
DR eggNOG; COG0681; Bacteria.
DR HOGENOM; CLU_028723_5_1_3; -.
DR BioCyc; CSTA292563:G1353-1368-MONOMER; -.
DR Proteomes; UP000010483; Chromosome.
DR GO; GO:0016020; C: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, ECO:0000313|EMBL:AFZ47320.1};
KW Membrane {ECO:0000256|RuleBase:RU003993};
KW Protease {ECO:0000256|ARBA:ARBA00022670, ECO:0000256|RuleBase:RU003993};
KW Reference proteome {ECO:0000313|Proteomes:UP000010483};
KW Transmembrane {ECO:0000256|RuleBase:RU003993};
KW Transmembrane helix {ECO:0000256|RuleBase:RU003993}.
FT TRANSMEM 21..42
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU003993"
FT DOMAIN 22..180
FT /note="Peptidase S26"
FT /evidence="ECO:0000259|Pfam:PF10502"
FT ACT_SITE 52
FT /evidence="ECO:0000256|PIRSR:PIRSR600223-1"
FT ACT_SITE 100
FT /evidence="ECO:0000256|PIRSR:PIRSR600223-1"
SQ SEQUENCE 203 AA; 22764 MW; E10399C7C7C12F90 CRC64;
MSEQLPKSKA KETVKKEENP IVEIVKTVVM AGILSFGIRT FVAEARYIPS SSMEPTLQIN
DRLIIEKMTF RFRQPERGEI IVFDATEAIQ ELGWNGAFIK RVIGLPGDEV LVTNGNVKIN
GQILRESYIQ EAPQYNFGPV VVPENSYLVL GDNRNNSSDS HVWGFVPDEN IIGRATVRFW
PFDRIGGIDE NSALADILIE SPQ
//
