Structure of PDB 4p4q Chain D

Receptor sequence

>4p4qD (length=103) Species: 559292 (Saccharomyces cerevisiae S288C)

GSAKKGATLFKTRCLQCHTVEKGGPHKVGPNLHGIFGRHSGQAEGYSYTD
ANIKKNVLWDENNMSEYLTNPKKYIPGTKMAFGGLKKEKDRNDLITYLKK
ACE

3D structure

• PDB: 4p4q Chemical constraints on the radical cation center of cytochrome c peroxidase for long-range electron transfer
• Chain: D
• Resolution: 2.01 Å

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	HEM	D	R13 C14 C17 H18 G29 P30 S40 G41 Y48 T49 N52 M64 Y67 L68 T78 K79 M80 A81 F82 L94	R13 C14 C17 H18 G29 P30 S40 G41 Y48 T49 N52 M64 Y67 L68 T78 K79 M80 A81 F82 L94

Gene Ontology

Molecular Function

• GO:0005515 protein binding
• GO:0009055 electron transfer activity
• GO:0020037 heme binding
• GO:0046872 metal ion binding
• GO:1901612 cardiolipin binding

Biological Process

• GO:0006122 mitochondrial electron transport, ubiquinol to cytochrome c
• GO:0006123 mitochondrial electron transport, cytochrome c to oxygen

Cellular Component

• GO:0005739 mitochondrion
• GO:0005758 mitochondrial intermembrane space

External links

• PDB: RCSB:4p4q, PDBe:4p4q, PDBj:4p4q
• PDBsum: 4p4q
• UniProt: P00044|CYC1_YEAST Cytochrome c isoform 1 (Gene Name=CYC1)