Structure of PDB 4z20 Chain A

Receptor sequence

>4z20A (length=298) Species: 771870 (Sordaria macrospora k-hell) [Search protein sequence]

GENSKLNPWAVVGFIDAEGSFMVRVRKNSKYKTGWLVVAIFSVTVDKKDL
FLLESLKTFFGGLGSIKKSGNSTFSYRIESSEQLTKIILPFFDKYSLITE
KLGDYLLFKKVLELMGTKEHLTQRGLEKIVSLKASINKGLSEELQAAFPQ
CVPTPRPNNKNIPDPFWLAGFVSGDGSFKSILKKSESIKVGFQSILVFQI
TQHARDVKLMESLISYLGCGFIEKDSRGPWLYYTVTNFSDIQGKIIPFFH
QYKIIGSKYGDYQDWCKIALIMQNKNHLTPEGLNEIRALKGGMNKGRL

3D structure

PDB

4z20 Indirect DNA Sequence Recognition and Its Impact on Nuclease Cleavage Activity.

Chain

Resolution

3.2 Å

3D
structure

Catalytic site residues are labeled in the structure
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Enzymatic activity

Catalytic site (original residue number in PDB)	G178 D179
Catalytic site (residue number reindexed from 1)	G174 D175
Enzyme Commision number	?

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)
BS01	dna	A	K32 Y33 K34 K69 S83 H122 D179 S181 K183 I185 W234 Y236 K262 N298	K30 Y31 K32 K67 S81 H120 D175 S177 K179 I181 W230 Y232 K258 N294
BS02	dna	A	E20 M24 R26 R28 V47 D48 S191 I192 K193 Q197 F225 R231 T240 N241 F242 H281 L282	E18 M22 R24 R26 V45 D46 S187 I188 K189 Q193 F221 R227 T236 N237 F238 H277 L278
BS03	CA	A	A19 D179	A17 D175

Gene Ontology

	Molecular Function
GO:0004519	endonuclease activity

View graph for
Molecular Function

External links

PDB	RCSB:4z20, PDBe:4z20, PDBj:4z20
PDBsum	4z20
PubMed	27133026
UniProt	F7WD42

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