ID PMIP_CHAGB Reviewed; 778 AA. AC Q2HFL8; DT 10-JUN-2008, integrated into UniProtKB/Swiss-Prot. DT 21-MAR-2006, sequence version 1. DT 24-JAN-2024, entry version 83. DE RecName: Full=Mitochondrial intermediate peptidase; DE Short=MIP; DE EC=3.4.24.59; DE AltName: Full=Octapeptidyl aminopeptidase; DE Flags: Precursor; GN Name=OCT1; ORFNames=CHGG_00986; OS Chaetomium globosum (strain ATCC 6205 / CBS 148.51 / DSM 1962 / NBRC 6347 / OS NRRL 1970) (Soil fungus). OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Sordariomycetes; OC Sordariomycetidae; Sordariales; Chaetomiaceae; Chaetomium. OX NCBI_TaxID=306901; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 6205 / CBS 148.51 / DSM 1962 / NBRC 6347 / NRRL 1970; RX PubMed=25720678; DOI=10.1128/genomea.00021-15; RA Cuomo C.A., Untereiner W.A., Ma L.-J., Grabherr M., Birren B.W.; RT "Draft genome sequence of the cellulolytic fungus Chaetomium globosum."; RL Genome Announc. 3:E0002115-E0002115(2015). CC -!- FUNCTION: Cleaves proteins, imported into the mitochondrion, to their CC mature size. While most mitochondrial precursor proteins are processed CC to the mature form in one step by mitochondrial processing peptidase CC (MPP), the sequential cleavage by MIP of an octapeptide after initial CC processing by MPP is a required step for a subgroup of nuclear-encoded CC precursor proteins destined for the matrix or the inner membrane (By CC similarity). {ECO:0000250}. CC -!- CATALYTIC ACTIVITY: CC Reaction=Release of an N-terminal octapeptide as second stage of CC processing of some proteins imported into the mitochondrion.; CC EC=3.4.24.59; CC -!- COFACTOR: CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105; Evidence={ECO:0000250}; CC Note=Binds 1 zinc ion. {ECO:0000250}; CC -!- SUBCELLULAR LOCATION: Mitochondrion matrix {ECO:0000250}. CC -!- SIMILARITY: Belongs to the peptidase M3 family. {ECO:0000305}. 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; CH408029; EAQ92751.1; -; Genomic_DNA. DR RefSeq; XP_001220207.1; XM_001220206.1. DR AlphaFoldDB; Q2HFL8; -. DR SMR; Q2HFL8; -. DR STRING; 306901.Q2HFL8; -. DR GeneID; 4386396; -. DR VEuPathDB; FungiDB:CHGG_00986; -. DR eggNOG; KOG2090; Eukaryota. DR HOGENOM; CLU_001805_0_0_1; -. DR InParanoid; Q2HFL8; -. DR OMA; ALMFEYM; -. DR OrthoDB; 735202at2759; -. DR Proteomes; UP000001056; Unassembled WGS sequence. DR GO; GO:0005759; C:mitochondrial matrix; IEA:UniProtKB-SubCell. DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW. DR GO; GO:0004222; F:metalloendopeptidase activity; IEA:UniProtKB-EC. DR GO; GO:0006508; P:proteolysis; IEA:UniProtKB-KW. DR CDD; cd06457; M3A_MIP; 1. DR Gene3D; 3.40.390.10; Collagenase (Catalytic Domain); 1. DR Gene3D; 1.10.1370.10; Neurolysin, domain 3; 1. DR InterPro; IPR033851; M3A_MIP. DR InterPro; IPR024079; MetalloPept_cat_dom_sf. DR InterPro; IPR024077; Neurolysin/TOP_dom2. DR InterPro; IPR045090; Pept_M3A_M3B. DR InterPro; IPR001567; Pept_M3A_M3B_dom. DR PANTHER; PTHR11804:SF79; MITOCHONDRIAL INTERMEDIATE PEPTIDASE; 1. DR PANTHER; PTHR11804; PROTEASE M3 THIMET OLIGOPEPTIDASE-RELATED; 1. DR Pfam; PF01432; Peptidase_M3; 1. DR SUPFAM; SSF55486; Metalloproteases ('zincins'), catalytic domain; 1. DR PROSITE; PS00142; ZINC_PROTEASE; 1. PE 3: Inferred from homology; KW Hydrolase; Metal-binding; Metalloprotease; Mitochondrion; Protease; KW Reference proteome; Transit peptide; Zinc. FT TRANSIT 1..37 FT /note="Mitochondrion" FT /evidence="ECO:0000255" FT CHAIN 38..778 FT /note="Mitochondrial intermediate peptidase" FT /id="PRO_0000338578" FT ACT_SITE 558 FT /evidence="ECO:0000255|PROSITE-ProRule:PRU10095" FT BINDING 557 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_note="catalytic" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU10095" FT BINDING 561 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_note="catalytic" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU10095" FT BINDING 564 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_note="catalytic" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU10095" SQ SEQUENCE 778 AA; 87685 MW; 77933C763AF2F3D9 CRC64; MIRTVTRPRQ WQRWVYSSCL LQRAVPPAAA RQQPRFTTSH KANHFGYHQP IAPVTHAPIT REDDFVLRSV FDYPQFWQDF TSVPGGIPVG LFRNSFLKEP RGMLTFAYVS LKKARAVVAK VLAASSVTEY RLIVRDLDRL SDILCRVLDM ADFVRVTHPD PEIQQNASKA WESVYEYMNE LNTMTGLHDQ LATAMANPDV TVVWSEEEKT VAEVLKLDFT KSAVSLPQKY RDRFVQLSSE ISAVGSAFVQ EMAPEQETVV LPSSDLRGMD PVRARDLTRR GKVYLPTLSG EAVMALRTVH DADARKHIFY ASRTASRRSV QMLEYLMRLR SELASLSGFE SYGHLALRDR MMAKSPEAVD QFLRALVESN RPKAMQEMAE LLAEKQKAYP QTNSLDPWDK DYYSDIIRRP LRVAGRQGDL LSSYFSLGVP LVGETWHPDV RRLDVVSDTD GHVAVLYCDL FTRPNKSPNP AHFTLRCSRE IFASEMEEVW EQTQQSNQKS MFGSPELAAT DGMTFSRHGD SIKQLPTIAL VCDFPQPSKH GDQPALLSFL QLETLFHEMG HAIHSVLART SFQTVAGTRC ATDLAELPST LMEFFAADAA VLGQFARHHE TNEPLPYRMV AQKARQTRRF EALDTENQIV TAMFDQALHS PRAGEPGFDP TAIFHALQRT HSCAPPDPPG TSWPGFFGHL SGYGSVYYSY LFDRVLAQRV WDVVFKAGER RAALSRENGE KLKQSLLKWG GARDPWKCLA EALDDDRLAE GGEEAMALVG SWGSTKPR //