Structure of PDB 3hnk Chain A

Receptor sequence

>3hnkA (length=106) Species: 562 (Escherichia coli)

ADLEDNMETLNDNLKVIEKADNAAQVKDALTKMAAAAADAWSATPPKLED
KSPDSPEMHDFRHGFWILIGQIHDALHLANEGKVKEAQAAAEQLKTTCNA
CHQKYR

3D structure

• PDB: 3hnk Metal templated design of protein interfaces.
• Chain: A
• Resolution: 2.1 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	A	L3 E4 M7 E8 L10 N11 F61 G64 F65 L68 C98 C101 H102 Y105 R106	L3 E4 M7 E8 L10 N11 F61 G64 F65 L68 C98 C101 H102 Y105 R106

Gene Ontology

Molecular Function

• GO:0005506 iron ion binding
• GO:0009055 electron transfer activity
• GO:0020037 heme binding
• GO:0046872 metal ion binding

Biological Process

• GO:0022900 electron transport chain

Cellular Component

• GO:0042597 periplasmic space

External links

• PDB: RCSB:3hnk, PDBe:3hnk, PDBj:3hnk
• PDBsum: 3hnk
• PubMed: 20080561
• UniProt: P0ABE7|C562_ECOLX Soluble cytochrome b562 (Gene Name=cybC)