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Literature summary for 3.4.24.64 extracted from

  • Schneider, H.; Arretz, M.; Wachter, E.; Neupert, W.
    Matrix processing peptidase of mitochondria. Structure-function relationships (1990), J. Biol. Chem., 265, 9881-9887.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
Neurospora crassa (alpha-MPP) Neurospora crassa
Neurospora crassa (MPP) Neurospora crassa

Inhibitors

Inhibitors Comment Organism Structure
IAA affects specifically MPP, less effective than NEM or PCMB, dithioerythritol protects Neurospora crassa
iodoacetic acid affects specifically MPP, less effective than NEM or PCMB, dithioerythritol protects Neurospora crassa
additional information chicken cystatin; epoxysuccinyl-leucyl agmatine from Aspergillus japonicum (i.e. E-64) Neurospora crassa
N-ethylmaleimide affects specifically MPP, dithioerythritol protects Neurospora crassa
PCMB affects specifically MPP, dithioerythritol protects Neurospora crassa

Localization

Localization Comment Organism GeneOntology No. Textmining
mitochondrion matrix Neurospora crassa 5739
-

Metals/Ions

Metals/Ions Comment Organism Structure
Mn2+ requirement Neurospora crassa

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
57000
-
1 * 57000, Neurospora crassa, MPP protein, SDS-PAGE Neurospora crassa
59060
-
Neurospora crassa, calculated from amino acid sequence Neurospora crassa

Organism

Organism UniProt Comment Textmining
More
-
homology between rat, yeast and Neurospora enzymes
-
Neurospora crassa
-
-
-

Reaction

Reaction Comment Organism Reaction ID
Release of N-terminal targetting peptides from precursor proteins imported into the mitochondrion, typically with Arg in position P2 structure-function relationship Neurospora crassa

Source Tissue

Source Tissue Comment Organism Textmining
hypha
-
Neurospora crassa
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
F1-ATPase beta-subunit precursor + H2O
-
Neurospora crassa F1-ATPase beta-subunit
-
?
MPP precursor + H2O i.e. alpha-MPP, processed by the combined mature forms of MPP and processing enhancing protein Neurospora crassa MPP i.e. alpha-MPP ?
Processing enhancing protein precursor + H2O processed by the combined mature forms of MPP and processing enhancing protein Neurospora crassa Processing enhancing protein i.e. PEP ?

Subunits

Subunits Comment Organism
monomer 1 * 57000, Neurospora crassa, MPP protein, SDS-PAGE Neurospora crassa