Structure of PDB 3m7k Chain A

Receptor sequence

>3m7kA (length=142) Species: 43263 (Pseudomonas alcaligenes)

MTQCPRCQRNLAADEFYAGSSKMCKGCMTWQNLSYNANKEGHANTFTKAT
FLAWYGLSAQRHCGYCGISEAGFTSLHRTNPRGYHIQCLGVDRSDSFEGY
SPQNARLACFICNRIKSNIFSASEMDVLGEAISKAWHGRGIA

3D structure

• PDB: 3m7k Unusual target site disruption by the rare-cutting HNH restriction endonuclease PacI.
• Chain: A
• Resolution: 1.92 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	dna	A	R6 Y35 K39 P81 R82 R114	R6 Y35 K39 P81 R82 R114
BS02	dna	A	Y17 G19 S20 S21 M28 N32 N36 K39 N80 P81 R82 Y84 H85 I86 Q87 C88 G90 R93 Y100 F110	Y17 G19 S20 S21 M28 N32 N36 K39 N80 P81 R82 Y84 H85 I86 Q87 C88 G90 R93 Y100 F110
BS03	ZN	A	C63 C66 C109 C112	C63 C66 C109 C112
BS04	ZN	A	C4 C7 C24 C27	C4 C7 C24 C27
BS05	MG	A	D92 N113	D92 N113

Gene Ontology

Molecular Function

• GO:0046872 metal ion binding

External links

• PDB: RCSB:3m7k, PDBe:3m7k, PDBj:3m7k
• PDBsum: 3m7k
• PubMed: 20541511
• UniProt: D5MNX7