ID A0A231RFM7_9BACL Unreviewed; 815 AA.
AC A0A231RFM7;
DT 25-OCT-2017, integrated into UniProtKB/TrEMBL.
DT 25-OCT-2017, sequence version 1.
DT 24-JAN-2024, entry version 31.
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=B1A99_14870 {ECO:0000313|EMBL:OXS57919.1};
OS Cohnella sp. CIP 111063.
OC Bacteria; Bacillota; Bacilli; Bacillales; Paenibacillaceae; Cohnella.
OX NCBI_TaxID=1955714 {ECO:0000313|EMBL:OXS57919.1, ECO:0000313|Proteomes:UP000215193};
RN [1] {ECO:0000313|EMBL:OXS57919.1, ECO:0000313|Proteomes:UP000215193}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CIP 111063 {ECO:0000313|EMBL:OXS57919.1,
RC ECO:0000313|Proteomes:UP000215193};
RA Dastager S.G., Neurgaonkar P.S., Dharne M.S.;
RT "Cohnella sp SGD-V74 (T) CIP 111063, whole genome shotgun sequencing
RT project.";
RL Submitted (MAR-2017) to the EMBL/GenBank/DDBJ databases.
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:OXS57919.1}.
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DR EMBL; MWSG01000009; OXS57919.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A231RFM7; -.
DR Proteomes; UP000215193; 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; PTHR10046; ATP DEPENDENT LON PROTEASE FAMILY MEMBER; 1.
DR PANTHER; PTHR10046:SF56; LON PROTEASE; 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:UP000215193};
KW Serine protease {ECO:0000256|ARBA:ARBA00022825, ECO:0000256|HAMAP-
KW Rule:MF_01973}; Stress response {ECO:0000256|HAMAP-Rule:MF_01973}.
FT DOMAIN 11..202
FT /note="Lon N-terminal"
FT /evidence="ECO:0000259|PROSITE:PS51787"
FT DOMAIN 593..774
FT /note="Lon proteolytic"
FT /evidence="ECO:0000259|PROSITE:PS51786"
FT REGION 777..815
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 680
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01973,
FT ECO:0000256|PIRSR:PIRSR001174-1"
FT ACT_SITE 723
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01973,
FT ECO:0000256|PIRSR:PIRSR001174-1"
FT BINDING 356..363
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 815 AA; 90692 MW; E7856D46BF07EC9D CRC64;
MGSSKQKSRS IPLLPLRGLL VYPSMVLHLD VGREKSVKAL EQCMIDDHMI LLCSQSEVNI
EEPTQEDIYR VGTIAKVRQM LKLPNGTIRV LVEGVSRAEI EQYLPNDEFY EVLAHELHES
QTNDSELDAL MRAVLSQFEH YINLSKKVTP ETLAAVSDID QPGRLADVIT SHLSLKIKDK
QEILETVEIR PRLEKLLDFL GNEREVLELE RKISQRVKKQ MEKTQKEYYL REQMKAIQKE
LGDKEGRAGE IEELRAQLAE ADLPEKAAAK AAKEIDRLEK MPASSAEGAV IRTYVEWLLA
LPWSKMTEDD LDIAKAEQIL NDEHYGLDKP KERVLEYLAV QKLVKKLKGP ILCLVGPPGV
GKTSLAKSIA KSLGREFVRI SLGGVRDEAE IRGHRRTYVG AMPGRILQGM RNAGSANPVF
LLDEIDKMAM DFRGDPASAL LEVLDPEQNT TFSDHYVEVP FDLSNVMFVT TANVVHNIPR
PLLDRMELLQ VPGYTELEKE QIAERHLLPK QKRDHGLEED QLVVEKEALL SLIRHYTRES
GVRNMEQQLA SLCRKAAKTL VYDPSSAPIV IDGKKLKELL GPPKFRFGMA EQEDQIGAVT
GLAWTEVGGD TLVIEVTIMP GSGKLTLTGQ LGDVMKESAQ AAFSYTRSRA KEFGIDPQFH
EKNDIHIHIP EGAIPKDGPS AGITLATALV SALTGRKVSR EVAMTGEITL RGRVLPIGGL
KEKSLAAHRA GITKVLMPKD NERDLRDIPD SVRESMTFVP VSHIDEVLRE ALTEPWAVVG
EPGTGEERGE GMEPAAGLQP PVDDKPEETP PLSTH
//