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NSD3 bearing E1181K/T1232A dual mutation in complex with 187-bp ncp (1:1 binding mode)

Analyse NSD3 bearing E1181K/T1232A dual mutation in complex with 187-bp ncp (1:1… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
7CRP
Type
protein + DNA
Length
1,338 residues
Chains
11
Method
electron microscopy
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Histone H3; Histone H4; Histone H2A; Histone H2B; DNA (168-mer); Histone-lysine…
EC
2.1.1.-
UniProt
Q92133, P62799, Q6AZJ8, Q6AZK7, Q9BZ95
Ligands
SAM, ZN
Pockets
20 · best druggability 0.75

Structure

electron microscopy · 11 distinct chains · 43% helix, 8% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
MHistone H3protein10356% helix, 5% strandQ92133
BHistone H4protein8256% helix, 9% strandP62799
CHistone H2Aprotein10938% helix, 4% strandQ6AZJ8
DHistone H2Bprotein9568% helix, 2% strandQ6AZK7
EHistone H3protein9852% helix, 4% strandQ92133
FHistone H4protein8652% helix, 7% strandP62799
GHistone H2Aprotein11045% helix, 6% strandQ6AZJ8
HHistone H2Bprotein9760% helix, 4% strandQ6AZK7
ADNA (168-mer)dna168——
KDNA (168-mer)dna168——
IHistone-lysine N-methyltransferase NSD3 (EC 2.1.1.-)protein2229% helix, 18% strandQ9BZ95

Ligands and binding sites

  • SAM · S-adenosylmethionine · ligand · chains I
  • ZN · Zinc ion · metal · 3 copies · chains I

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Pockets

20 pockets found on a 1 Å grid, 20 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
16920.750.8169empty
27560.740.7953empty
33850.720.8435empty
43080.710.8533empty
56620.710.7856empty

Interfaces

39 interfaces between chains.

  • A–K · 7769 Ų buried · 461 hydrogen bonds · nucleic-nucleic
  • G–H · 2638 Ų buried · 14 hydrogen bonds · protein-protein
  • E–F · 2622 Ų buried · 10 hydrogen bonds · protein-protein
  • C–D · 2604 Ų buried · 11 hydrogen bonds · protein-protein
  • M–B · 2597 Ų buried · 12 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 5 modified (nonstandard).

Compared structures

  • 7CRP · NSD3 bearing E1181K/T1232A dual mutation in complex with 187-bp NCP (1:1 binding mode) · the same entry in another collection · chain I against I, TM-score 1.00
  • P62799 · AlphaFold monomer V2.0 prediction for histone H4 (P62799) · a predicted model of the same protein · chain B against A, TM-score 0.93

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