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Cryo-EM structure of rubisco assembly intermediate RBCL8RAF18RBCX16

Analyse Cryo-EM structure of rubisco assembly intermediate RBCL8RAF18RBCX16 in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
7XSD
Type
protein
Length
6,272 residues
Chains
32
Method
electron microscopy
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Rubisco chaperone rbcx; Rubisco accumulation factor 1; Ribulose bisphosphate carboxylase…
EC
4.1.1.39
UniProt
O86418, Q8YLP6, P00879
Pockets
20 · best druggability 0.84

Structure

electron microscopy · 4 distinct chains · 45% helix, 7% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
5, 7, 1, 3, Q, S, U, WRubisco chaperone rbcxprotein10163% helix, 0% strandO86418
6, 8, 2, 4, R, T, V, XRubisco chaperone rbcxprotein11176% helix, 0% strandO86418
O, P, M, N, I, J, K, LRubisco accumulation factor 1protein17859% helix, 0% strandQ8YLP6
G, H, E, F, A, B, C, DRibulose bisphosphate carboxylase large chain (EC 4.1.1.39)protein39426% helix, 13% strandP00879

Pockets

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

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
111060.840.85159empty
27130.810.8587empty
36390.810.8667empty
48250.810.8472empty
56500.810.8575empty

Interfaces

95 interfaces between chains.

  • S–T · 2089 Ų buried · 22 hydrogen bonds · protein-protein
  • U–V · 2074 Ų buried · 22 hydrogen bonds · protein-protein
  • 3–4 · 2071 Ų buried · 20 hydrogen bonds · protein-protein
  • Q–R · 2069 Ų buried · 28 hydrogen bonds · protein-protein
  • 5–6 · 2066 Ų buried · 21 hydrogen bonds · protein-protein

Compared structures

  • 7XSD · Cryo-EM structure of RuBisCO assembly intermediate RbcL8Raf18RbcX16 · the same entry in another collection · chain O against O, TM-score 1.00

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