ID K9SY76_9CYAN Unreviewed; 212 AA.
AC K9SY76;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 24-JAN-2024, entry version 49.
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 ORFNames=Ple7327_0101 {ECO:0000313|EMBL:AFY75587.1};
OS Pleurocapsa sp. PCC 7327.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Pleurocapsales; Hyellaceae;
OC Pleurocapsa.
OX NCBI_TaxID=118163 {ECO:0000313|EMBL:AFY75587.1, ECO:0000313|Proteomes:UP000010382};
RN [1] {ECO:0000313|EMBL:AFY75587.1, ECO:0000313|Proteomes:UP000010382}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 7327 {ECO:0000313|EMBL:AFY75587.1,
RC ECO:0000313|Proteomes:UP000010382};
RG US DOE Joint Genome Institute;
RA Gugger M., Coursin T., Rippka R., Tandeau De Marsac N., Huntemann M.,
RA Wei C.-L., Han J., Detter J.C., Han C., Tapia R., Chen A., Kyrpides N.,
RA Mavromatis K., Markowitz V., Szeto E., Ivanova N., Pagani I., Pati A.,
RA Goodwin L., Nordberg H.P., Cantor M.N., Hua S.X., Woyke T., Kerfeld C.A.;
RT "Finished genome of Pleurocapsa sp. PCC 7327.";
RL Submitted (MAY-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: 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; CP003590; AFY75587.1; -; Genomic_DNA.
DR AlphaFoldDB; K9SY76; -.
DR STRING; 118163.Ple7327_0101; -.
DR MEROPS; S26.A02; -.
DR KEGG; plp:Ple7327_0101; -.
DR PATRIC; fig|118163.3.peg.118; -.
DR eggNOG; COG0681; Bacteria.
DR HOGENOM; CLU_028723_5_1_3; -.
DR Proteomes; UP000010382; 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; 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; PS00761; SPASE_I_3; 1.
PE 3: Inferred from homology;
KW Hydrolase {ECO:0000256|RuleBase:RU362042};
KW Membrane {ECO:0000256|RuleBase:RU362042};
KW Protease {ECO:0000256|ARBA:ARBA00022670, ECO:0000256|RuleBase:RU362042};
KW Reference proteome {ECO:0000313|Proteomes:UP000010382};
KW Transmembrane {ECO:0000256|RuleBase:RU362042};
KW Transmembrane helix {ECO:0000256|RuleBase:RU362042}.
FT TRANSMEM 40..57
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU362042"
FT DOMAIN 38..197
FT /note="Peptidase S26"
FT /evidence="ECO:0000259|Pfam:PF10502"
FT REGION 1..25
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 67
FT /evidence="ECO:0000256|PIRSR:PIRSR600223-1"
FT ACT_SITE 117
FT /evidence="ECO:0000256|PIRSR:PIRSR600223-1"
SQ SEQUENCE 212 AA; 24291 MW; 67E1BFAA2C35F7CF CRC64;
MTIDKKDLTT TDRSQSEPTN SQKARTTARS KFWQSVWENL QIVIIALVIA FLIRTFIAEP
RYIPSDSMLP TLQEGDRLVV EKVSYYFHPP RRGDIIVFEP PSQLQMQGYA KDQAFIKRVI
GQAGEIVSVD RGTVYINDKP LQENYILDPP NYNLPPLKVP EGHLFVMGDN RNNSNDSHIW
GFLSQQHAIG RAIFRFYPFN KIGRVASIAP QR
//
