ID I4N9R1_9PSED Unreviewed; 805 AA.
AC I4N9R1;
DT 05-SEP-2012, integrated into UniProtKB/TrEMBL.
DT 05-SEP-2012, sequence version 1.
DT 27-MAR-2024, entry version 72.
DE RecName: Full=Lon protease {ECO:0000256|HAMAP-Rule:MF_01973, ECO:0000256|PIRNR:PIRNR001174};
DE EC=3.4.21.53 {ECO:0000256|HAMAP-Rule:MF_01973, ECO:0000256|PIRNR:PIRNR001174};
DE AltName: Full=ATP-dependent protease La {ECO:0000256|HAMAP-Rule:MF_01973};
GN Name=lon {ECO:0000256|HAMAP-Rule:MF_01973};
GN ORFNames=PMM47T1_03019 {ECO:0000313|EMBL:EIK98201.1};
OS Pseudomonas sp. M47T1.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Pseudomonadales;
OC Pseudomonadaceae; Pseudomonas.
OX NCBI_TaxID=1179778 {ECO:0000313|EMBL:EIK98201.1, ECO:0000313|Proteomes:UP000004339};
RN [1] {ECO:0000313|EMBL:EIK98201.1, ECO:0000313|Proteomes:UP000004339}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=M47T1 {ECO:0000313|EMBL:EIK98201.1,
RC ECO:0000313|Proteomes:UP000004339};
RX PubMed=22887683; DOI=10.1128/JB.01116-12;
RA Proenca D.N., Espirito Santo C., Grass G., Morais P.V.;
RT "Draft Genome Sequence of Pseudomonas sp. Strain M47T1, Carried by
RT Bursaphelenchus xylophilus Isolated from Pinus pinaster.";
RL J. Bacteriol. 194:4789-4790(2012).
CC -!- FUNCTION: ATP-dependent serine protease that mediates the selective
CC degradation of mutant and abnormal proteins as well as certain short-
CC lived regulatory proteins. Required for cellular homeostasis and for
CC survival from DNA damage and developmental changes induced by stress.
CC Degrades polypeptides processively to yield small peptide fragments
CC that are 5 to 10 amino acids long. Binds to DNA in a double-stranded,
CC site-specific manner. {ECO:0000256|HAMAP-Rule:MF_01973}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Hydrolysis of proteins in presence of ATP.; EC=3.4.21.53;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01973,
CC ECO:0000256|PIRNR:PIRNR001174, ECO:0000256|PROSITE-ProRule:PRU01122};
CC -!- SUBUNIT: Homohexamer. Organized in a ring with a central cavity.
CC {ECO:0000256|HAMAP-Rule:MF_01973, ECO:0000256|PIRNR:PIRNR001174}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|HAMAP-Rule:MF_01973, ECO:0000256|PIRNR:PIRNR001174}.
CC -!- INDUCTION: By heat shock. {ECO:0000256|HAMAP-Rule:MF_01973}.
CC -!- SIMILARITY: Belongs to the peptidase S16 family. {ECO:0000256|HAMAP-
CC Rule:MF_01973, ECO:0000256|PIRNR:PIRNR001174, ECO:0000256|PROSITE-
CC ProRule:PRU01122, ECO:0000256|RuleBase:RU000591}.
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:EIK98201.1}.
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DR EMBL; AJWX01000002; EIK98201.1; -; Genomic_DNA.
DR RefSeq; WP_008365656.1; NZ_AJWX01000002.1.
DR AlphaFoldDB; I4N9R1; -.
DR STRING; 1179778.PMM47T1_03019; -.
DR PATRIC; fig|1179778.3.peg.615; -.
DR eggNOG; COG0466; Bacteria.
DR OrthoDB; 9803599at2; -.
DR Proteomes; UP000004339; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0016887; F:ATP hydrolysis activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004176; F:ATP-dependent peptidase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0043565; F:sequence-specific DNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004252; F:serine-type endopeptidase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0034605; P:cellular response to heat; IEA:UniProtKB-UniRule.
DR GO; GO:0006515; P:protein quality control for misfolded or incompletely synthesized proteins; IEA:UniProtKB-UniRule.
DR CDD; cd19500; RecA-like_Lon; 1.
DR Gene3D; 1.10.8.60; -; 1.
DR Gene3D; 1.20.5.5270; -; 1.
DR Gene3D; 1.20.58.1480; -; 1.
DR Gene3D; 3.30.230.10; -; 1.
DR Gene3D; 2.30.130.40; LON domain-like; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR HAMAP; MF_01973; lon_bact; 1.
DR InterPro; IPR003593; AAA+_ATPase.
DR InterPro; IPR003959; ATPase_AAA_core.
DR InterPro; IPR027543; Lon_bac.
DR InterPro; IPR004815; Lon_bac/euk-typ.
DR InterPro; IPR008269; Lon_proteolytic.
DR InterPro; IPR027065; Lon_Prtase.
DR InterPro; IPR003111; Lon_prtase_N.
DR InterPro; IPR046336; Lon_prtase_N_sf.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR008268; Peptidase_S16_AS.
DR InterPro; IPR015947; PUA-like_sf.
DR InterPro; IPR020568; Ribosomal_Su5_D2-typ_SF.
DR InterPro; IPR014721; Ribsml_uS5_D2-typ_fold_subgr.
DR NCBIfam; TIGR00763; lon; 1.
DR PANTHER; PTHR43718; LON PROTEASE; 1.
DR PANTHER; PTHR43718:SF2; LON PROTEASE HOMOLOG, MITOCHONDRIAL; 1.
DR Pfam; PF00004; AAA; 1.
DR Pfam; PF05362; Lon_C; 1.
DR Pfam; PF02190; LON_substr_bdg; 1.
DR PIRSF; PIRSF001174; Lon_proteas; 1.
DR PRINTS; PR00830; ENDOLAPTASE.
DR SMART; SM00382; AAA; 1.
DR SMART; SM00464; LON; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR SUPFAM; SSF88697; PUA domain-like; 1.
DR SUPFAM; SSF54211; Ribosomal protein S5 domain 2-like; 1.
DR PROSITE; PS51787; LON_N; 1.
DR PROSITE; PS51786; LON_PROTEOLYTIC; 1.
DR PROSITE; PS01046; LON_SER; 1.
PE 2: Evidence at transcript level;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_01973};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01973, ECO:0000256|PIRNR:PIRNR001174};
KW Hydrolase {ECO:0000256|HAMAP-Rule:MF_01973, ECO:0000256|PIRNR:PIRNR001174};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_01973,
KW ECO:0000256|PIRNR:PIRNR001174};
KW Protease {ECO:0000256|ARBA:ARBA00022670, ECO:0000256|HAMAP-Rule:MF_01973};
KW Reference proteome {ECO:0000313|Proteomes:UP000004339};
KW Serine protease {ECO:0000256|ARBA:ARBA00022825, ECO:0000256|HAMAP-
KW Rule:MF_01973};
KW Stress response {ECO:0000256|ARBA:ARBA00023016, ECO:0000256|HAMAP-
KW Rule:MF_01973}.
FT DOMAIN 41..236
FT /note="Lon N-terminal"
FT /evidence="ECO:0000259|PROSITE:PS51787"
FT DOMAIN 625..805
FT /note="Lon proteolytic"
FT /evidence="ECO:0000259|PROSITE:PS51786"
FT REGION 1..32
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 9..25
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 713
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01973,
FT ECO:0000256|PIRSR:PIRSR001174-1"
FT ACT_SITE 756
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01973,
FT ECO:0000256|PIRSR:PIRSR001174-1"
FT BINDING 391..398
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01973,
FT ECO:0000256|PIRSR:PIRSR001174-2"
SQ SEQUENCE 805 AA; 89456 MW; 9629F43962A28335 CRC64;
MSDQQDFPEH PSDTLESEHI EHSPHSSTEL ALPGQNLPDK VYIIPIHNRP FFPAQVLPVI
VNEEPWAETL DLVAKEPHHS LALFFMETPQ DTRHLDTSNL PLYGTLVKIH HASRENGKLQ
FVAQGLSRVR IRSWLKHHRP PYLVEVEYPH QPAEPTDEVK AYGMALINAI KELLPLNPLY
SEELKNYLNR FSPNDPSPLT DFAAALTSAT GAELQQVLDC VPMLKRMEKV LPMLRKEVEV
ARLQKEISAE VNRQIGEHQR EFFLKEQLKV IQQELGLTKD DRSADLEQFQ QRLEGKTLPA
QAQKRVDEEM GKLAILETGS PEYAVTRNYL EWATALPWGV YGKDKLDLKF ARKVMDQHHA
GLDDIKSRIL EFLAVGAYKG EISGSIVLLV GPPGVGKTSV GKSIAESLGR PFYRFSVGGM
RDEAEIKGHR RTYIGAQPGK LVQALKDVEV MNPVIMLDEI DKMGQSYQGD PASALLETLD
PEQNVDFLDH YLDLRLDLSK VLFVCTANTL DSIPGPLLDR MEVIRLSGYI TEEKVAIAKR
HLWPKQLEKA GVDKAKLSIT DTALRAVIEG YAREAGVRQL EKQLGKLVRK AVVKLLDAPD
AVIKIGPKDL EASLGMPVFR SEQVLSGKGV ITGLAWTSMG GATLPIEATR IHTHNRGFKL
TGQLGEVMKE SAEIAHSYIS SNLKQFGADV TFFDEAFVHL HVPEGATPKD GPSAGVTMAS
ALLSLARDQA PKKGVAMTGE LTLTGHVLPI GGVREKVIAA RRQKINELIL PEANRGNFEE
LPDYLKQGLT VHFAKRFADV AKVLF
//