Structure of PDB 8bpx Chain AB

Receptor sequence
>8bpxAB (length=487) Species: 3702 (Arabidopsis thaliana) [Search protein sequence]
SPPPPHLMPYDHAAEIIKNKIKKLENPDKRFLKYASPHPILASHNHILSA
PETRVTTLPNGLRVATESNLSAKTATVGVWIDAGSRFESDETNGTAHFLE
HMIFKGTDRRTVRALEEEIEDIGGHLNAYTSREQTTYYAKVLDSNVNQAL
DVLADILQNSKFEEQRINRERDVILREMQEVEGQTDEVVLDHLHATAFQY
TPLGRTILGPAQNVKSITREDLQNYIKTHYTASRMVIAAAGAVKHEEVVE
QVKKLFTKLSSDPTTTSQLVANEPASFTGSEVRMIDDDLPLAQFAVAFEG
ASWTDPDSVALMVMQTMLGSWNKNVGGGKHVGSDLTQRVAINEIAESIMA
FNTNYKDTGLFGVYAVAKADCLDDLSYAIMYEVTKLAYRVSDADVTRARN
QLKSSLLLHMDGTSPIAEDIGRQLLTYGRRIPTAELFARIDAVDASTVKR
VANKYIYDKDIAISAIGPIQDLPDYNKFRRRTYWNRY
3D structure
PDB8bpx Cryo-EM structure of the respiratory I + III 2 supercomplex from Arabidopsis thaliana at 2 angstrom resolution.
ChainAB
Resolution2.09 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.4.24.64: mitochondrial processing peptidase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 peptide AB Y432 K493 Y531 Y388 K449 Y487
BS02 ZN AB H141 H145 E221 H97 H101 E177
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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