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Cryo-EM structure of mouse RAG1/2 stc complex

Analyse Cryo-EM structure of mouse RAG1/2 stc complex in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
6OET
Type
protein + DNA
Length
2,134 residues
Chains
10
Method
electron microscopy
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
V(D)J recombination-activating protein 1; V(D)J recombination-activating protein 2; DNA…
EC
3.1.-.-, 2.3.2.27
UniProt
P15919, P21784
Ligands
CA, ZN
Pockets
20 · best druggability 0.82

Structure

electron microscopy · 9 distinct chains · 31% helix, 24% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
AV(D)J recombination-activating protein 1 (EC 3.1.-.-, 2.3.2.27)protein61846% helix, 11% strandP15919
BV(D)J recombination-activating protein 2protein3423% helix, 48% strandP21784
CV(D)J recombination-activating protein 1 (EC 3.1.-.-, 2.3.2.27)protein62347% helix, 10% strandP15919
DV(D)J recombination-activating protein 2protein3433% helix, 48% strandP21784
FDNA (50-mer)dna50——
I, JDNA (5'-D(*CP*CP*TP*GP*GP*AP*TP*CP*TP*GP*GP*CP*CP*TP*G)- 3')dna15——
GDNA (59-mer)dna59——
LDNA (30-mer)dna30——
MDNA (39-mer)dna39——

Ligands and binding sites

  • CA · Calcium ion · metal · 2 copies · chains A, F, C, G
  • 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
14140.820.9150empty
26740.810.8655empty
32710.810.9353CA
46740.810.8557empty
52770.810.9337empty

Interfaces

28 interfaces between chains.

  • A–C · 4100 Ų buried · 35 hydrogen bonds · protein-protein
  • A–B · 2082 Ų buried · 43 hydrogen bonds · protein-protein
  • C–D · 1983 Ų buried · 45 hydrogen bonds · protein-protein
  • G–M · 1727 Ų buried · 132 hydrogen bonds · nucleic-nucleic
  • C–F · 1484 Ų buried · 21 hydrogen bonds · protein-nucleic

Compared structures

  • 6OET · Cryo-EM structure of mouse RAG1/2 STC complex · the same entry in another collection · chain M against M, TM-score 1.00
  • P21784 · AlphaFold monomer V2.0 prediction for V(D)J recombination-activating protein 2 (P21784) · a predicted model of the same protein · chain B against A, TM-score 0.99

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