SMTL ID : 9hve.1

Native human eIF2-eIF2B complex

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-2-2-2-2-2-2-2-mer

Ligands

2 x GTP: GUANOSINE-5'-TRIPHOSPHATE(Non-covalent)

GTP.1: 20 residues within 4Å: Chain A: M.8, A.9, V.10, G.11, G.12, G.13, S.14, R.15, K.25, V.54, M.84, G.85, T.86, S.89, S.105, D.107, H.203, S.223, R.225, R.312 19 PLIP interactions: 19 interactions with chain A Hydrogen bonds: A:A.9, A:V.10, A:G.11, A:G.12, A:G.13, A:S.14, A:K.25, A:K.25, A:S.89, A:S.89, A:S.89, A:S.105, A:S.223, A:R.312, A:R.312 Salt bridges: A:R.15, A:H.203, A:R.225, A:R.312 GTP.2: 19 residues within 4Å: Chain B: M.8, A.9, V.10, G.11, G.12, G.13, S.14, K.25, V.54, M.84, G.85, T.86, S.89, S.105, C.106, D.107, S.223, R.225, R.312 17 PLIP interactions: 17 interactions with chain B Hydrogen bonds: B:V.10, B:G.11, B:G.13, B:S.14, B:S.14, B:K.25, B:S.89, B:S.89, B:S.89, B:D.107, B:D.107, B:S.223 Salt bridges: B:K.25, B:H.203, B:R.225, B:R.225, B:R.312

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

De Miguel, C. et al., Structure of a native eIF2-eIF2B complex at 2.7 Angstroms resolution. Science (2025)

Release Date

2025-11-19

Peptides

Translation initiation factor eIF-2B subunit gamma: AB
Eukaryotic translation initiation factor 2 subunit 1: CK
Translation initiation factor eIF2B subunit epsilon: DL
Eukaryotic translation initiation factor 2 subunit 3: EM
Translation initiation factor eIF2B subunit beta: FN
Translation initiation factor eIF-2B subunit alpha: GO
Translation initiation factor eIF-2B subunit delta: HP
Eukaryotic translation initiation factor 2 subunit 2: IJ

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
F

B
E

C
K

K
L

D
I

L
J

E
O

M
P

F
D

N
C

G
A

O
B

H
H

P
G

I
M

J
N

Translation initiation factor eIF-2B subunit gamma

Eukaryotic translation initiation factor 2 subunit 1

Translation initiation factor eIF2B subunit epsilon

Eukaryotic translation initiation factor 2 subunit 3

Translation initiation factor eIF2B subunit beta

Translation initiation factor eIF-2B subunit alpha

Translation initiation factor eIF-2B subunit delta

Eukaryotic translation initiation factor 2 subunit 2

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