ID G2KPN6_MICAA Unreviewed; 274 AA.
AC G2KPN6;
DT 16-NOV-2011, integrated into UniProtKB/TrEMBL.
DT 16-NOV-2011, sequence version 1.
DT 24-JAN-2024, entry version 52.
DE RecName: Full=Prepilin leader peptidase/N-methyltransferase {ECO:0000256|RuleBase:RU003794};
DE EC=2.1.1.- {ECO:0000256|RuleBase:RU003794};
DE EC=3.4.23.43 {ECO:0000256|RuleBase:RU003794};
GN OrderedLocusNames=MICA_1537 {ECO:0000313|EMBL:AEP09855.1};
OS Micavibrio aeruginosavorus (strain ARL-13).
OC Bacteria; Bdellovibrionota; Bdellovibrionia; Bdellovibrionales;
OC Pseudobdellovibrionaceae; Micavibrio.
OX NCBI_TaxID=856793 {ECO:0000313|EMBL:AEP09855.1, ECO:0000313|Proteomes:UP000009286};
RN [1] {ECO:0000313|EMBL:AEP09855.1, ECO:0000313|Proteomes:UP000009286}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ARL-13 {ECO:0000313|EMBL:AEP09855.1,
RC ECO:0000313|Proteomes:UP000009286};
RX PubMed=21936919; DOI=10.1186/1471-2164-12-453;
RA Wang Z., Kadouri D., Wu M.;
RT "Genomic insights into an obligate epibiotic bacterial predator: Micavibrio
RT aeruginosavorus ARL-13.";
RL BMC Genomics 12:453-453(2011).
CC -!- FUNCTION: Plays an essential role in type IV pili and type II
CC pseudopili formation by proteolytically removing the leader sequence
CC from substrate proteins and subsequently monomethylating the alpha-
CC amino group of the newly exposed N-terminal phenylalanine.
CC {ECO:0000256|RuleBase:RU003794}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Typically cleaves a -Gly-|-Phe- bond to release an N-terminal,
CC basic peptide of 5-8 residues from type IV prepilin, and then N-
CC methylates the new N-terminal amino group, the methyl donor being S-
CC adenosyl-L-methionine.; EC=3.4.23.43;
CC Evidence={ECO:0000256|RuleBase:RU003794};
CC -!- SUBCELLULAR LOCATION: Cell inner membrane
CC {ECO:0000256|ARBA:ARBA00004429}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004429}. Cell membrane
CC {ECO:0000256|RuleBase:RU003794}; Multi-pass membrane protein
CC {ECO:0000256|RuleBase:RU003794}. Membrane
CC {ECO:0000256|ARBA:ARBA00004141}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004141}.
CC -!- SIMILARITY: Belongs to the peptidase A24 family.
CC {ECO:0000256|ARBA:ARBA00005801, ECO:0000256|RuleBase:RU003793}.
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DR EMBL; CP002382; AEP09855.1; -; Genomic_DNA.
DR AlphaFoldDB; G2KPN6; -.
DR STRING; 856793.MICA_1537; -.
DR KEGG; mai:MICA_1537; -.
DR eggNOG; COG1989; Bacteria.
DR HOGENOM; CLU_057101_0_0_5; -.
DR OMA; GAWGGWQ; -.
DR OrthoDB; 9789291at2; -.
DR Proteomes; UP000009286; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0004190; F:aspartic-type endopeptidase activity; IEA:UniProtKB-EC.
DR GO; GO:0008168; F:methyltransferase activity; IEA:UniProtKB-KW.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0006508; P:proteolysis; IEA:UniProtKB-KW.
DR Gene3D; 1.20.120.1220; -; 1.
DR InterPro; IPR014032; Peptidase_A24A_bac.
DR InterPro; IPR000045; Prepilin_IV_endopep_pep.
DR InterPro; IPR010627; Prepilin_pept_A24_N.
DR PANTHER; PTHR30487:SF0; PREPILIN LEADER PEPTIDASE/N-METHYLTRANSFERASE-RELATED; 1.
DR PANTHER; PTHR30487; TYPE 4 PREPILIN-LIKE PROTEINS LEADER PEPTIDE-PROCESSING ENZYME; 1.
DR Pfam; PF06750; A24_N_bact; 1.
DR Pfam; PF01478; Peptidase_A24; 1.
DR PRINTS; PR00864; PREPILNPTASE.
PE 3: Inferred from homology;
KW Cell inner membrane {ECO:0000256|ARBA:ARBA00022519};
KW Cell membrane {ECO:0000256|ARBA:ARBA00022475};
KW Hydrolase {ECO:0000256|RuleBase:RU003794};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|SAM:Phobius};
KW Methyltransferase {ECO:0000256|RuleBase:RU003794};
KW Multifunctional enzyme {ECO:0000256|RuleBase:RU003794};
KW Protease {ECO:0000256|RuleBase:RU003794};
KW Reference proteome {ECO:0000313|Proteomes:UP000009286};
KW Transferase {ECO:0000256|RuleBase:RU003794};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692,
KW ECO:0000256|RuleBase:RU003794};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius}.
FT TRANSMEM 12..31
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 85..105
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 111..129
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 196..227
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 233..253
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 17..103
FT /note="Prepilin peptidase A24 N-terminal"
FT /evidence="ECO:0000259|Pfam:PF06750"
FT DOMAIN 116..225
FT /note="Prepilin type IV endopeptidase peptidase"
FT /evidence="ECO:0000259|Pfam:PF01478"
SQ SEQUENCE 274 AA; 29526 MW; 58AFEB3E52964F00 CRC64;
MAGVDARTAL EILFVLMFGL CCGSFAAALI WRIPRGVSWI VAEKGAARSA CPHCQTPLTL
WDLIPVFSWV FLRGRCRHCH APIGWIYPAI ELVSVILCLG VYALWGYSTL GGIVMLTVPF
LVALFVIDLR HFILPDQLNA LVAFLGVVYQ FVLGGIVFAG TAIVSGVLWG VCAFGLGFLM
KKILKKEALG FGDVKFFAVA GVWLPAVMAP PFLMWAGVMG VGLALIWKMA GRGAVFPFGP
ALIVSFALCL ALTRVGLGLD LGQEQGLSFV RLSY
//