Structure of PDB 8bpx Chain AB Binding Site BS01

Receptor Information
>8bpx Chain AB (length=487) Species: 3702 (Arabidopsis thaliana) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SPPPPHLMPYDHAAEIIKNKIKKLENPDKRFLKYASPHPILASHNHILSA
PETRVTTLPNGLRVATESNLSAKTATVGVWIDAGSRFESDETNGTAHFLE
HMIFKGTDRRTVRALEEEIEDIGGHLNAYTSREQTTYYAKVLDSNVNQAL
DVLADILQNSKFEEQRINRERDVILREMQEVEGQTDEVVLDHLHATAFQY
TPLGRTILGPAQNVKSITREDLQNYIKTHYTASRMVIAAAGAVKHEEVVE
QVKKLFTKLSSDPTTTSQLVANEPASFTGSEVRMIDDDLPLAQFAVAFEG
ASWTDPDSVALMVMQTMLGSWNKNVGGGKHVGSDLTQRVAINEIAESIMA
FNTNYKDTGLFGVYAVAKADCLDDLSYAIMYEVTKLAYRVSDADVTRARN
QLKSSLLLHMDGTSPIAEDIGRQLLTYGRRIPTAELFARIDAVDASTVKR
VANKYIYDKDIAISAIGPIQDLPDYNKFRRRTYWNRY
Ligand information
>8bpx Chain AJ (length=28) Species: 3702 (Arabidopsis thaliana) [Search peptide sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
TIDIQAAAGWGIAAAAGAIWVVQPFGWI
Receptor-Ligand Complex Structure
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PDB8bpx Cryo-EM structure of the respiratory I + III 2 supercomplex from Arabidopsis thaliana at 2 angstrom resolution.
Resolution2.09 Å
Binding residue
(original residue number in PDB)		Y432 K493 Y531
Binding residue
(residue number reindexed from 1)		Y388 K449 Y487
Enzymatic activity
Enzyme Commision number 3.4.24.64: mitochondrial processing peptidase.
Gene Ontology
Molecular Function
GO:0004222 metalloendopeptidase activity
GO:0005515 protein binding
GO:0008237 metallopeptidase activity
GO:0008270 zinc ion binding
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
Biological Process
GO:0006508 proteolysis
Cellular Component
GO:0000325 plant-type vacuole
GO:0005730 nucleolus
GO:0005739 mitochondrion
GO:0005741 mitochondrial outer membrane
GO:0005743 mitochondrial inner membrane
GO:0005758 mitochondrial intermembrane space
GO:0005759 mitochondrial matrix
GO:0005829 cytosol
GO:0009505 plant-type cell wall
GO:0009507 chloroplast

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:8bpx, PDBe:8bpx, PDBj:8bpx
PDBsum8bpx
PubMed36585502
UniProtQ42290|MPPB_ARATH Probable mitochondrial-processing peptidase subunit beta, mitochondrial (Gene Name=MPPbeta)

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