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MolNFT v1 · #146248 · protein + DNA

Cryo-EM structure of rag in complex with 12-rss substrate DNA

6DBW · Recombination activating gene 1 - mbp chimera: “Cryo-EM structure of rag in complex with 12-rss substrate DNA”. Electron microscopy, 2 ligands (CA, ZN), 20 pockets (best druggability 0.86). MolNFT v1 #146248 on GenesisL1: 3D…

PDB
6DBW
Type
protein + DNA
Length
2,031 residues
Chains
6
Method
electron microscopy
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Recombination activating gene 1 - mbp chimera; Recombination activating gene 2; Forward…
EC
2.3.2.27
UniProt
P0AEX9, O13033, Q1RLW7
Ligands
CA, ZN
Pockets
20 · best druggability 0.86

Structure

electron microscopy · 5 distinct chains · 39% helix, 17% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
ARecombination activating gene 1 - mbp chimera (EC 2.3.2.27)protein61450% helix, 11% strandP0AEX9, O13033
B, DRecombination activating gene 2protein3511% helix, 42% strandQ1RLW7
CRecombination activating gene 1 - mbp chimera (EC 2.3.2.27)protein61550% helix, 10% strandP0AEX9, O13033
EForward strand of 12-rss substrate DNAdna50——
FReverse strand of 12-rss substrate DNAdna50——

Ligands and binding sites

  • CA · Calcium ion · metal · 4 copies · chains A, E, C
  • ZN · Zinc ion · metal · 2 copies · chains A, C

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
19020.860.88102empty
28350.830.8680empty
310310.830.8492empty
45880.820.8765empty
51260.770.9541empty

Interfaces

10 interfaces between chains.

  • A–C · 3321 Ų buried · 36 hydrogen bonds · protein-protein
  • E–F · 2213 Ų buried · 211 hydrogen bonds · nucleic-nucleic
  • C–D · 1912 Ų buried · 31 hydrogen bonds · protein-protein
  • A–B · 1902 Ų buried · 39 hydrogen bonds · protein-protein
  • A–E · 1137 Ų buried · 24 hydrogen bonds · protein-nucleic

Compared structures

  • 6DBW · Cryo-EM structure of RAG in complex with 12-RSS substrate DNA · the same entry in another collection · chain F against F, TM-score 1.00
  • O13033 · AlphaFold monomer V2.0 prediction for V(D)J recombination-activating protein 1 (O13033) · a predicted model of the same protein · chain C against A, TM-score 0.97

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