ID PMIP_PICST Reviewed; 812 AA. AC A3LUT4; DT 10-JUN-2008, integrated into UniProtKB/Swiss-Prot. DT 24-JUL-2007, sequence version 2. DT 24-JAN-2024, entry version 92. 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=PICST_89481; OS Scheffersomyces stipitis (strain ATCC 58785 / CBS 6054 / NBRC 10063 / NRRL OS Y-11545) (Yeast) (Pichia stipitis). OC Eukaryota; Fungi; Dikarya; Ascomycota; Saccharomycotina; Saccharomycetes; OC Saccharomycetales; Debaryomycetaceae; Scheffersomyces. OX NCBI_TaxID=322104; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 58785 / CBS 6054 / NBRC 10063 / NRRL Y-11545; RX PubMed=17334359; DOI=10.1038/nbt1290; RA Jeffries T.W., Grigoriev I.V., Grimwood J., Laplaza J.M., Aerts A., RA Salamov A., Schmutz J., Lindquist E., Dehal P., Shapiro H., Jin Y.-S., RA Passoth V., Richardson P.M.; RT "Genome sequence of the lignocellulose-bioconverting and xylose-fermenting RT yeast Pichia stipitis."; RL Nat. Biotechnol. 25:319-326(2007). 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; CP000499; ABN66647.2; -; Genomic_DNA. DR RefSeq; XP_001384676.2; XM_001384639.1. DR AlphaFoldDB; A3LUT4; -. DR SMR; A3LUT4; -. DR STRING; 322104.A3LUT4; -. DR GeneID; 4839065; -. DR KEGG; pic:PICST_89481; -. DR eggNOG; KOG2090; Eukaryota. DR HOGENOM; CLU_001805_0_0_1; -. DR InParanoid; A3LUT4; -. DR OMA; ALMFEYM; -. DR OrthoDB; 735202at2759; -. DR Proteomes; UP000002258; Chromosome 5. 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..29 FT /note="Mitochondrion" FT /evidence="ECO:0000255" FT CHAIN 30..812 FT /note="Mitochondrial intermediate peptidase" FT /id="PRO_0000338593" FT REGION 19..49 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 31..47 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT ACT_SITE 596 FT /evidence="ECO:0000255|PROSITE-ProRule:PRU10095" FT BINDING 595 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_note="catalytic" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU10095" FT BINDING 599 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_note="catalytic" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU10095" FT BINDING 602 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_note="catalytic" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU10095" SQ SEQUENCE 812 AA; 92517 MW; 54B0D82CDCD7BB7B CRC64; MRLSRQLLRS TPFLTRAKPV SGKVSHFRSR TDLKGGSSNS SKSPDSVGDG ASAHLRHIFD DQKYFNSFTK SAAETSGKVS SLPAIFSFRR SGLFCNDNLS TPHGLIDFSK NSLREAKSLV ESMLHDVKSD PAGRLSYINK LDQLSDILCR VIDVAEFIRV AHPSQKWVNA AQQTHEIMFE YMNQLNTNVE LYQNLRDILS DSSVTAQLTE EEIQVGEYLK QDFERSGIHM NPSARNNFVA ITQEISLLGS RFNNEIHNLK SYWCEIPRYE FEQLEDSNLK KEILGYQSKA PPSKHSSQTI SIPLVGHIPF TILTTCSIES IRREIWISLH NSSDEQIATL NNFLKYRATL AKMLGYKSFS HYQLEHKMAK NPENVVTFLT NLQKSLREKG VTEEIKKLYQ YRDDSTISQV QKASTEDIID GVKPWDRDYL LEKLQKASNK NLEELENINE YLSVGTIVAG LSELFKSIYN VEFVPVATLK GETWDQNQVR KVAVVDDSTK KKLGFLYLDF WSPKVLPSHF TIVCSRKLNL DIKSETKDKM RQLVQLDEDE TSQLPVISLI CNFQKSNDGH IGRFAGVENE KPTLLSLNQV DTVFHEMGHA MHSMIGRTDL HNLSGTRCAT DFVELPSVLM ESFSKDPRVL CKIAKHYETG EPLSPKLLAQ HQTQKVMLDE CETYMQSKMA MLDQVLHSED VVRTISEDFA NFDSTPIYHS LESKLKVFAD TWSTWHGKFP HLFSYGAVYY SYLLDRAIAE KIWNGLFAHD PWSREAGEKY KNSILKWGGT RDPWECLADA LENDELSKGD SRAMEIIGKD SL //