ID CLPP_AETCO Reviewed; 196 AA. AC A4QJE0; DT 13-NOV-2007, integrated into UniProtKB/Swiss-Prot. DT 15-MAY-2007, sequence version 1. DT 22-FEB-2023, entry version 59. DE RecName: Full=ATP-dependent Clp protease proteolytic subunit {ECO:0000255|HAMAP-Rule:MF_00444}; DE EC=3.4.21.92 {ECO:0000255|HAMAP-Rule:MF_00444}; DE AltName: Full=Endopeptidase Clp {ECO:0000255|HAMAP-Rule:MF_00444}; GN Name=clpP {ECO:0000255|HAMAP-Rule:MF_00444}; OS Aethionema cordifolium (Lebanon stonecress). OG Plastid; Chloroplast. OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae; OC rosids; malvids; Brassicales; Brassicaceae; Aethionemeae; Aethionema. OX NCBI_TaxID=434059; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RA Hosouchi T., Tsuruoka H., Kotani H.; RT "Sequencing analysis of Aethionema coridifolium chloroplast DNA."; RL Submitted (MAR-2007) to the EMBL/GenBank/DDBJ databases. CC -!- FUNCTION: Cleaves peptides in various proteins in a process that CC requires ATP hydrolysis. Has a chymotrypsin-like activity. Plays a CC major role in the degradation of misfolded proteins. CC {ECO:0000255|HAMAP-Rule:MF_00444}. CC -!- CATALYTIC ACTIVITY: CC Reaction=Hydrolysis of proteins to small peptides in the presence of CC ATP and magnesium. alpha-casein is the usual test substrate. In the CC absence of ATP, only oligopeptides shorter than five residues are CC hydrolyzed (such as succinyl-Leu-Tyr-|-NHMec, and Leu-Tyr-Leu-|-Tyr- CC Trp, in which cleavage of the -Tyr-|-Leu- and -Tyr-|-Trp bonds also CC occurs).; EC=3.4.21.92; Evidence={ECO:0000255|HAMAP-Rule:MF_00444}; CC -!- SUBUNIT: Component of the chloroplastic Clp protease core complex. CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast stroma {ECO:0000255|HAMAP- CC Rule:MF_00444}. CC -!- SIMILARITY: Belongs to the peptidase S14 family. {ECO:0000255|HAMAP- CC Rule:MF_00444}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; AP009366; BAF49795.1; -; Genomic_DNA. DR RefSeq; YP_001122971.1; NC_009265.1. DR AlphaFoldDB; A4QJE0; -. DR SMR; A4QJE0; -. DR GeneID; 4968625; -. DR GO; GO:0009570; C:chloroplast stroma; IEA:UniProtKB-SubCell. DR GO; GO:0004176; F:ATP-dependent peptidase activity; IEA:InterPro. DR GO; GO:0004252; F:serine-type endopeptidase activity; IEA:UniProtKB-UniRule. DR GO; GO:0006508; P:proteolysis; IEA:UniProtKB-UniRule. DR CDD; cd07017; S14_ClpP_2; 1. DR HAMAP; MF_00444; ClpP; 1. DR InterPro; IPR001907; ClpP. DR InterPro; IPR029045; ClpP/crotonase-like_dom_sf. DR InterPro; IPR023562; ClpP/TepA. DR InterPro; IPR033135; ClpP_His_AS. DR PANTHER; PTHR10381; ATP-DEPENDENT CLP PROTEASE PROTEOLYTIC SUBUNIT; 1. DR PANTHER; PTHR10381:SF15; CHLOROPLASTIC ATP-DEPENDENT CLP PROTEASE PROTEOLYTIC SUBUNIT 1; 1. DR Pfam; PF00574; CLP_protease; 1. DR PRINTS; PR00127; CLPPROTEASEP. DR SUPFAM; SSF52096; ClpP/crotonase; 1. DR PROSITE; PS00382; CLP_PROTEASE_HIS; 1. PE 3: Inferred from homology; KW Chloroplast; Hydrolase; Plastid; Protease; Serine protease. FT CHAIN 1..196 FT /note="ATP-dependent Clp protease proteolytic subunit" FT /id="PRO_0000309286" FT ACT_SITE 101 FT /note="Nucleophile" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00444" FT ACT_SITE 126 FT /evidence="ECO:0000255|HAMAP-Rule:MF_00444" SQ SEQUENCE 196 AA; 22070 MW; 2A0A3FDA4EFAE709 CRC64; MPIGVPKVPF RSPGEGDTSW VDIYNRLYRE RLFFLGQEVD TDISNQLISL MIYLSIEKDT KDLYLFINSP GGWVISGMAI YDTMQFVRPD VQTICMGLAA SIASFILVGG AITKRIAFPH ARVMIHQPAS SFYEAQTGEF ILEAEELLKL RETITRVYVQ RTGKPIWVVS EDMERDVFMS ATEAQAHGIV DLVAVQ //