SMTL ID : 7b2m.1

Cryo-EM structure of complement C4b in complex with nanobody E3

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-1-mer

Ligands

4 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.1: 2 residues within 4Å: Chain A: N.207, S.208 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.207 NAG.2: 3 residues within 4Å: Chain B: D.181, K.182, N.183 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.183 NAG.3: 5 residues within 4Å: Chain B: G.647, N.649, G.692, G.693, N.694 No protein-ligand interaction detected (PLIP) NAG.4: 2 residues within 4Å: Chain B: N.712 Chain C: N.22 2 PLIP interactions: 1 interactions with chain C, 1 interactions with chain B Hydrogen bonds: C:N.22, B:N.712

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

De la O Becerra, K.I. et al., Multifaceted Activities of Seven Nanobodies against Complement C4b. J Immunol. (2022)

Release Date

2022-03-02

Peptides

Complement C4 beta chain: A
Complement C4 alpha chain: B
Complement C4 gamma chain: C
Anti-C4b nanobody E3: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Complement C4 beta chain

Complement C4 alpha chain

Complement C4 gamma chain

Anti-C4b nanobody E3

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