ID A0A0F7JZP0_9GAMM Unreviewed; 794 AA.
AC A0A0F7JZP0;
DT 22-JUL-2015, integrated into UniProtKB/TrEMBL.
DT 22-JUL-2015, sequence version 1.
DT 27-MAR-2024, entry version 44.
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=AAY24_11135 {ECO:0000313|EMBL:AKH20809.1};
OS Sedimenticola thiotaurini.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Sedimenticola.
OX NCBI_TaxID=1543721 {ECO:0000313|EMBL:AKH20809.1, ECO:0000313|Proteomes:UP000034410};
RN [1] {ECO:0000313|EMBL:AKH20809.1, ECO:0000313|Proteomes:UP000034410}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SIP-G1 {ECO:0000313|EMBL:AKH20809.1,
RC ECO:0000313|Proteomes:UP000034410};
RX PubMed=26089430;
RA Flood B.E., Jones D.S., Bailey J.V.;
RT "Complete Genome Sequence of Sedimenticola thiotaurini Strain SIP-G1, a
RT Polyphosphate- and Polyhydroxyalkanoate-Accumulating Sulfur-Oxidizing
RT Gammaproteobacterium Isolated from Salt Marsh Sediments.";
RL Genome Announc. 3:e00671-15(2015).
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}.
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DR EMBL; CP011412; AKH20809.1; -; Genomic_DNA.
DR RefSeq; WP_046859739.1; NZ_CP011412.1.
DR AlphaFoldDB; A0A0F7JZP0; -.
DR KEGG; seds:AAY24_11135; -.
DR PATRIC; fig|1543721.4.peg.2307; -.
DR OrthoDB; 9803599at2; -.
DR Proteomes; UP000034410; Chromosome.
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:UP000034410};
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 30..224
FT /note="Lon N-terminal"
FT /evidence="ECO:0000259|PROSITE:PS51787"
FT DOMAIN 613..794
FT /note="Lon proteolytic"
FT /evidence="ECO:0000259|PROSITE:PS51786"
FT ACT_SITE 701
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01973,
FT ECO:0000256|PIRSR:PIRSR001174-1"
FT ACT_SITE 743
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01973,
FT ECO:0000256|PIRSR:PIRSR001174-1"
FT BINDING 379..386
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 794 AA; 88687 MW; B870DBD1C161C84E CRC64;
MHDDAIDAEA LDIISDNVPA RQGDVLPGLI HLLPVTTRPF FPGQAVPLLM NDEHWEETIS
AAYESGQAIL GIVMTDAPTS EEAVPSDFRR VGTACKIHRV QKVEGRLQVL VECLQRFRIE
RFVSREAPFK AQVDYFKEES PSPSDEIKPY AMAVINTIKE LVPLNPLYGE ELRIFLDRLG
PDDPSHLADF AASLTTADRY QLQEILEEIQ LLPRMEKVLL LLNKELELAK TQNEIRKSVE
DKINTHQREF FLREQLKAIQ QELGLEKDDR TAELDKFKER LDSLVLPEAA SKRLDEEMQK
LSILETGSPE YALTRNYIDW ITLLPWGKHS QDKLDLTEAR KALDKDHYGL DDVKKRILEF
LAVGMMKGEV NGSIILLVGP PGVGKTSIGK SIANALGRSF YRFSVGGMRD EAEIKGHRRT
YIGAMPGKFI QAMKEAETAN PVIMLDEIDK IGASFHGDPA SALLEALDPE QNNEFLDHYL
DLRFDLSKVL FVCTANQLDT IPPPLRDRME IISLSGYIAQ EKLQIARKYL LPRQLRRAGL
KRNQLKLNTP ALKALIEGYA RDAGVRRLEK QIGKIVRKAV VRILDKEATP IVVEPSDLKE
YLGSPIFRDE RNLTGPGVVT GLAWTAMGGA TLSIEAVRTH SFTRGFKLTG QLGEVMRESA
EIAYGYIVAN AAKLGADPDF FEKSFIHLHV PAGATPKDGP SAGITMASAL LSLARNQPVR
NIAMTGELTL TGHVFPIGGV REKMIAARRA GIHELILPED NRGEYEEVPE HIRKGIKIHF
ASSFDDVAPL LFKK
//