LSPA_THEVB
ID LSPA_THEVB Reviewed; 158 AA.
AC Q8DGA3;
DT 29-MAY-2007, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2003, sequence version 1.
DT 03-AUG-2022, entry version 101.
DE RecName: Full=Lipoprotein signal peptidase {ECO:0000255|HAMAP-Rule:MF_00161};
DE EC=3.4.23.36 {ECO:0000255|HAMAP-Rule:MF_00161};
DE AltName: Full=Prolipoprotein signal peptidase {ECO:0000255|HAMAP-Rule:MF_00161};
DE AltName: Full=Signal peptidase II {ECO:0000255|HAMAP-Rule:MF_00161};
DE Short=SPase II {ECO:0000255|HAMAP-Rule:MF_00161};
GN Name=lspA {ECO:0000255|HAMAP-Rule:MF_00161}; OrderedLocusNames=tlr2420;
OS Thermosynechococcus vestitus (strain NIES-2133 / IAM M-273 / BP-1).
OC Bacteria; Cyanobacteria; Pseudanabaenales; Thermosynechococcaceae;
OC Thermosynechococcus.
OX NCBI_TaxID=197221;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NIES-2133 / IAM M-273 / BP-1;
RX PubMed=12240834; DOI=10.1093/dnares/9.4.123;
RA Nakamura Y., Kaneko T., Sato S., Ikeuchi M., Katoh H., Sasamoto S.,
RA Watanabe A., Iriguchi M., Kawashima K., Kimura T., Kishida Y., Kiyokawa C.,
RA Kohara M., Matsumoto M., Matsuno A., Nakazaki N., Shimpo S., Sugimoto M.,
RA Takeuchi C., Yamada M., Tabata S.;
RT "Complete genome structure of the thermophilic cyanobacterium
RT Thermosynechococcus elongatus BP-1.";
RL DNA Res. 9:123-130(2002).
CC -!- FUNCTION: This protein specifically catalyzes the removal of signal
CC peptides from prolipoproteins. {ECO:0000255|HAMAP-Rule:MF_00161}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Release of signal peptides from bacterial membrane
CC prolipoproteins. Hydrolyzes -Xaa-Yaa-Zaa-|-(S,diacylglyceryl)Cys-, in
CC which Xaa is hydrophobic (preferably Leu), and Yaa (Ala or Ser) and
CC Zaa (Gly or Ala) have small, neutral side chains.; EC=3.4.23.36;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00161};
CC -!- PATHWAY: Protein modification; lipoprotein biosynthesis (signal peptide
CC cleavage). {ECO:0000255|HAMAP-Rule:MF_00161}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC Rule:MF_00161}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC Rule:MF_00161}.
CC -!- SIMILARITY: Belongs to the peptidase A8 family. {ECO:0000255|HAMAP-
CC Rule:MF_00161}.
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DR EMBL; BA000039; BAC09972.1; -; Genomic_DNA.
DR RefSeq; NP_683210.1; NC_004113.1.
DR RefSeq; WP_011058252.1; NC_004113.1.
DR AlphaFoldDB; Q8DGA3; -.
DR SMR; Q8DGA3; -.
DR STRING; 197221.22296148; -.
DR EnsemblBacteria; BAC09972; BAC09972; BAC09972.
DR KEGG; tel:tlr2420; -.
DR PATRIC; fig|197221.4.peg.2543; -.
DR eggNOG; COG0597; Bacteria.
DR OMA; NRWYFPA; -.
DR OrthoDB; 1575081at2; -.
DR UniPathway; UPA00665; -.
DR Proteomes; UP000000440; Chromosome.
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:0004190; F:aspartic-type endopeptidase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006508; P:proteolysis; IEA:UniProtKB-KW.
DR HAMAP; MF_00161; LspA; 1.
DR InterPro; IPR001872; Peptidase_A8.
DR PANTHER; PTHR33695; PTHR33695; 1.
DR Pfam; PF01252; Peptidase_A8; 1.
DR PRINTS; PR00781; LIPOSIGPTASE.
DR TIGRFAMs; TIGR00077; lspA; 1.
DR PROSITE; PS00855; SPASE_II; 1.
PE 3: Inferred from homology;
KW Aspartyl protease; Cell inner membrane; Cell membrane; Hydrolase; Membrane;
KW Protease; Reference proteome; Transmembrane; Transmembrane helix.
FT CHAIN 1..158
FT /note="Lipoprotein signal peptidase"
FT /id="PRO_0000289450"
FT TRANSMEM 12..32
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00161"
FT TRANSMEM 46..66
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00161"
FT TRANSMEM 71..91
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00161"
FT TRANSMEM 135..155
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00161"
FT ACT_SITE 124
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00161"
FT ACT_SITE 140
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00161"
SQ SEQUENCE 158 AA; 17660 MW; 0199B66E2B6EEB5F CRC64;
MSSRHFKIKN SLFWWVAGLA LASDRLTKAW IVATYALTVP PQTTPIIPGV FHITYVTNTG
AAFSLFANGS IWLRWLSLIV SLGLITWAIL GPRLDRWQQV GYGCLLGGAL GNGIDRFLTG
EVVDFLDFRW IQFPVFNVAD IAINIGIVCL LWSAWHPR