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Cryo-EM structure of the anaphase-promoting COMPLEX/CYCLOSOME, in complex with the mitotic checkpoint complex (APC/C-mcc) at 4.2 ångström resolution

Analyse Cryo-EM structure of the anaphase-promoting COMPLEX/CYCLOSOME, in complex with… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
5LCW
Type
protein
Length
9,173 residues
Chains
23
Method
electron microscopy
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Anaphase-promoting complex subunit 1; Anaphase-promoting complex subunit 11; Cell…
EC
2.7.11.1
UniProt
Q9H1A4, Q9NYG5, Q9UJX2, P60006, Q96DE5, P30260, Q8NHZ8, Q9UJX5, Q13042, Q9UM13, Q9BS18, Q9UJX6, Q9UJX4, Q12834, O60566, Q9UJX3, Q13257
Pockets
20 · best druggability 0.86

Structure

electron microscopy · 21 distinct chains · 56% helix, 10% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
AAnaphase-promoting complex subunit 1protein144143% helix, 15% strandQ9H1A4
BAnaphase-promoting complex subunit 11protein7910% helix, 15% strandQ9NYG5
CCell division cycle protein 23 homologprotein52476% helix, 0% strandQ9UJX2
DAnaphase-promoting complex subunit 15protein180% helix, 0% strandP60006
EAnaphase-promoting complex subunit 16protein5682% helix, 0% strandQ96DE5
F, HCell division cycle protein 27 homologprotein48377% helix, 0% strandP30260
G, WAnaphase-promoting complex subunit CDC26protein2548% helix, 0% strandQ8NHZ8
IAnaphase-promoting complex subunit 4protein73333% helix, 24% strandQ9UJX5
JCell division cycle protein 16 homologprotein50475% helix, 0% strandQ13042
KCell division cycle protein 16 homologprotein49379% helix, 0% strandQ13042
LAnaphase-promoting complex subunit 10protein1828% helix, 37% strandQ9UM13
MAnaphase-promoting complex subunit 13protein5922% helix, 0% strandQ9BS18
NAnaphase-promoting complex subunit 2protein70360% helix, 2% strandQ9UJX6
OAnaphase-promoting complex subunit 5protein68577% helix, 0% strandQ9UJX4
PCell division cycle protein 23 homologprotein49177% helix, 0% strandQ9UJX2
QCell division cycle protein 20 homologprotein3541% helix, 46% strandQ12834
RCell division cycle protein 20 homologprotein3837% helix, 41% strandQ12834
SMitotic checkpoint SERINE/THREONINE-protein kinase BUB1 BETA,MITOTIC checkpoint SERINE/THREONINE-protein kinase BUB1 beta (EC 2.7.11.1)protein27749% helix, 1% strandO60566
XAnaphase-promoting complex subunit 7protein48480% helix, 0% strandQ9UJX3
YAnaphase-promoting complex subunit 7protein49680% helix, 0% strandQ9UJX3
ZMitotic spindle assembly checkpoint protein MAD2Aprotein19533% helix, 35% strandQ13257

Pockets

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

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
111760.860.8789empty
27900.860.8972empty
38290.860.8880empty
45690.840.9084empty
59420.840.86108empty

Interfaces

61 interfaces between chains.

  • A–O · 4761 Ų buried · 34 hydrogen bonds · protein-protein
  • I–O · 3275 Ų buried · 22 hydrogen bonds · protein-protein
  • F–H · 3115 Ų buried · 20 hydrogen bonds · protein-protein
  • X–Y · 2874 Ų buried · 13 hydrogen bonds · protein-protein
  • J–K · 2844 Ų buried · 36 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 3 disulfide, 1 isopeptide (disulfide, isopeptide).

Compared structures

  • 5LCW · Cryo-EM structure of the Anaphase-promoting complex/Cyclosome, in complex with the… · the same entry in another collection · chain J against J, TM-score 1.00

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