Structure of PDB 3tol Chain B

Receptor sequence

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

ADLEDNMETLNDNLKVIEKADNAAQVEKALEKMLAAAADALKATPPKLED
KSPDSPEMRDFRHGFAILMGQIHDAAHLANEGKVKEAQAAAEQLKTTCNA
CHQKYR

3D structure

• PDB: 3tol Metal-directed, chemically tunable assembly of one-, two- and three-dimensional crystalline protein arrays.
• Chain: B
• Resolution: 2.0 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	B	E4 M7 N11 P46 F65 C98 C101 H102 R106	E4 M7 N11 P46 F65 C98 C101 H102 R106
BS02	ZN	B	H73 H77	H73 H77

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:3tol, PDBe:3tol, PDBj:3tol
• PDBsum: 3tol
• PubMed: 22522257
• UniProt: P0ABE7|C562_ECOLX Soluble cytochrome b562 (Gene Name=cybC)