Structure of PDB 3gox Chain B

Receptor sequence

>3goxB (length=189) Species: 85963 (Helicobacter pylori J99)

MLKNDDFVIAKNQLGNIVPNSVGVIRAVNGKSAMVLFIGLNELKRVDFSE
LEAIDIYRTGKGYDKKICNICHILKNTDGFEINQTDAKGRKTTRPSCREC
RKNIDGVKLSSTEKKKMDEIAPPKGSVFTCPICEKRSIVGVTANLVHDHN
HDTGWGREWICDSCNTGLGRFKDNPKFLEKVIEYLKKYE

3D structure

• PDB: 3gox Crystal structure of the beta beta alpha-Me type II restriction endonuclease Hpy99I with target DNA.
• Chain: B
• Resolution: 1.5 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	B	K61 N83 A87 K88 R94 P95 R101 V146 H147 H149 N165 T166 G169 R170	K61 N83 A87 K88 R94 P95 R101 V146 H147 H149 N165 T166 G169 R170
BS02	dna	B	I82 N83 Q84 K91	I82 N83 Q84 K91
BS03	ZN	B	C68 C71 C97 C100	C68 C71 C97 C100
BS04	ZN	B	C130 C133 C161 C164	C130 C133 C161 C164
BS05	NA	B	D148 H149 N165	D148 H149 N165
BS06	NA	B	Y57 Y63	Y57 Y63

Gene Ontology

Molecular Function

• GO:0046872 metal ion binding

External links

• PDB: RCSB:3gox, PDBe:3gox, PDBj:3gox
• PDBsum: 3gox
• PubMed: 19380375
• UniProt: Q9ZL26