SMTL ID : 9dqb.1

Cryo-EM structure of a double-loaded SUMO E1-E2-SUMO1 complex.

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-1-1-mer

Ligands

1 x AMP: ADENOSINE MONOPHOSPHATE(Non-covalent)

AMP.1: 22 residues within 4Å: Chain B: G.117 Chain E: G.24, A.25, G.26, G.27, I.28, I.47, D.48, L.49, D.50, R.59, Q.60, K.72, D.94, S.95, I.96, M.97, A.115, L.116, D.117, N.118, A.121 12 PLIP interactions: 12 interactions with chain E Hydrogen bonds: E:A.25, E:G.27, E:L.49, E:D.50, E:R.59, E:Q.60, E:K.72, E:K.72, E:S.95, E:I.96, E:N.118 Salt bridges: E:K.72

1 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain E: C.158, C.161, C.441, C.444 4 PLIP interactions: 4 interactions with chain E Metal complexes: E:C.158, E:C.161, E:C.441, E:C.444

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Nayak, A. et al., Cryo-EM structures reveal the molecular mechanism of SUMO E1-E2 thioester transfer. Nat.Struct.Mol.Biol. (2025)

Release Date

2025-10-01

Peptides

SUMO-conjugating enzyme UBC9: A
Small ubiquitin-related modifier 1: B
Small ubiquitin-related modifier 1: C
SUMO-activating enzyme subunit 1: D
SUMO-activating enzyme subunit 2: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

C
G

D
A

E
B

SUMO-conjugating enzyme UBC9

Small ubiquitin-related modifier 1

Small ubiquitin-related modifier 1

SUMO-activating enzyme subunit 1

SUMO-activating enzyme subunit 2

Related Entries With Identical Sequence