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Database: UniProt
Entry: A0A3L8Q1C1_9GAMM
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ID   A0A3L8Q1C1_9GAMM        Unreviewed;       165 AA.
AC   A0A3L8Q1C1;
DT   13-FEB-2019, integrated into UniProtKB/TrEMBL.
DT   13-FEB-2019, sequence version 1.
DT   27-MAR-2024, entry version 19.
DE   RecName: Full=Lipoprotein signal peptidase {ECO:0000256|HAMAP-Rule:MF_00161};
DE            EC=3.4.23.36 {ECO:0000256|HAMAP-Rule:MF_00161};
DE   AltName: Full=Prolipoprotein signal peptidase {ECO:0000256|HAMAP-Rule:MF_00161};
DE   AltName: Full=Signal peptidase II {ECO:0000256|HAMAP-Rule:MF_00161};
DE            Short=SPase II {ECO:0000256|HAMAP-Rule:MF_00161};
GN   Name=lspA {ECO:0000256|HAMAP-Rule:MF_00161};
GN   ORFNames=D5018_01700 {ECO:0000313|EMBL:RLV61431.1};
OS   Parashewanella curva.
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC   Shewanellaceae; Parashewanella.
OX   NCBI_TaxID=2338552 {ECO:0000313|EMBL:RLV61431.1, ECO:0000313|Proteomes:UP000281474};
RN   [1] {ECO:0000313|EMBL:RLV61431.1, ECO:0000313|Proteomes:UP000281474}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=C51 {ECO:0000313|EMBL:RLV61431.1,
RC   ECO:0000313|Proteomes:UP000281474};
RA   Wang G.;
RT   "Phylogeny of the Shewanellaceae, and recommendation for two new genera,
RT   Pseudoshewanella and Parashewanella.";
RL   Submitted (SEP-2018) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: This protein specifically catalyzes the removal of signal
CC       peptides from prolipoproteins. {ECO:0000256|HAMAP-Rule:MF_00161,
CC       ECO:0000256|RuleBase:RU000594}.
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:0000256|HAMAP-Rule:MF_00161,
CC         ECO:0000256|RuleBase:RU000594};
CC   -!- PATHWAY: Protein modification; lipoprotein biosynthesis (signal peptide
CC       cleavage). {ECO:0000256|HAMAP-Rule:MF_00161}.
CC   -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|HAMAP-Rule:MF_00161};
CC       Multi-pass membrane protein {ECO:0000256|HAMAP-Rule:MF_00161}.
CC   -!- SIMILARITY: Belongs to the peptidase A8 family.
CC       {ECO:0000256|ARBA:ARBA00006139, ECO:0000256|HAMAP-Rule:MF_00161,
CC       ECO:0000256|RuleBase:RU004181}.
CC   -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC       feature annotation. {ECO:0000256|HAMAP-Rule:MF_00161}.
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:RLV61431.1}.
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DR   EMBL; QZEI01000003; RLV61431.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A3L8Q1C1; -.
DR   OrthoDB; 9810259at2; -.
DR   UniPathway; UPA00665; -.
DR   Proteomes; UP000281474; Unassembled WGS sequence.
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   NCBIfam; TIGR00077; lspA; 1.
DR   PANTHER; PTHR33695; LIPOPROTEIN SIGNAL PEPTIDASE; 1.
DR   PANTHER; PTHR33695:SF1; LIPOPROTEIN SIGNAL PEPTIDASE; 1.
DR   Pfam; PF01252; Peptidase_A8; 1.
DR   PRINTS; PR00781; LIPOSIGPTASE.
DR   PROSITE; PS00855; SPASE_II; 1.
PE   3: Inferred from homology;
KW   Aspartyl protease {ECO:0000256|ARBA:ARBA00022750, ECO:0000256|HAMAP-
KW   Rule:MF_00161};
KW   Cell membrane {ECO:0000256|ARBA:ARBA00022475, ECO:0000256|HAMAP-
KW   Rule:MF_00161};
KW   Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_00161};
KW   Lipoprotein {ECO:0000313|EMBL:RLV61431.1};
KW   Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|HAMAP-Rule:MF_00161};
KW   Protease {ECO:0000256|ARBA:ARBA00022670, ECO:0000256|HAMAP-Rule:MF_00161};
KW   Reference proteome {ECO:0000313|Proteomes:UP000281474};
KW   Transmembrane {ECO:0000256|HAMAP-Rule:MF_00161};
KW   Transmembrane helix {ECO:0000256|HAMAP-Rule:MF_00161}.
FT   TRANSMEM        67..87
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00161"
FT   TRANSMEM        99..117
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00161"
FT   TRANSMEM        137..157
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00161"
FT   ACT_SITE        123
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00161"
FT   ACT_SITE        141
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00161"
SQ   SEQUENCE   165 AA;  18876 MW;  785BA49B9228DF1C CRC64;
     MPTDWKQSGL KWYWIVPLVI LLDQLSKQWV LANFKLYESI ELLPIFNFTY VRNYGAAFSF
     LHDASGWQVW FFSAIAIGIS VLLTFWLRKE SVTQWRLNLA FTLVIGGAIG NLIDRLIHGF
     VVDFLDFYWG TSHFPAFNIA DSAICIGAGL LILDSFVNND SEKKS
//
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