SMTL ID : 8f1e.1

Cryo-EM structure of Kap114 bound to Gsp1 (RanGTP) and H2A-H2B

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-1-mer

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain D: T.26, I.42, T.44 Ligands: GTP.2 2 PLIP interactions: 2 interactions with chain D Metal complexes: D:T.26, D:T.44

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

GTP.2: 23 residues within 4Å: Chain D: G.21, G.22, T.23, G.24, K.25, T.26, T.27, F.37, E.38, K.39, K.40, Y.41, I.42, A.43, T.44, G.70, N.124, K.125, D.127, S.152, A.153, K.154 Ligands: MG.1 22 PLIP interactions: 22 interactions with chain D Hydrogen bonds: D:G.22, D:T.23, D:G.24, D:K.25, D:T.26, D:T.27, D:E.38, D:K.40, D:T.44, D:T.44, D:G.70, D:N.124, D:K.125, D:K.125, D:A.153, D:K.154, D:K.154, D:K.154 Salt bridges: D:K.25, D:K.25, D:D.127 pi-Stacking: D:F.37

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Jiou, J. et al., Mechanism of RanGTP priming H2A-H2B release from Kap114 in an atypical RanGTP•Kap114•H2A-H2B complex. Proc.Natl.Acad.Sci.USA (2023)

Release Date

2023-07-26

Peptides

Importin subunit beta-5: A
Histone H2A.2: B
Histone H2B.2: C
GTP-binding nuclear protein GSP1/CNR1: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Importin subunit beta-5

Histone H2A.2

Histone H2B.2

GTP-binding nuclear protein GSP1/CNR1

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