SMTL ID : 7q15.1

Crystal structure of FcRn and beta-2-microglobulin in complex with IgG1-Fc-MST-HN (efgartigimod)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.30 Å

Oligo State

hetero-2-2-2-mer

Ligands

1 x NAG- NAG- BMA- MAN- NAG- GAL- MAN- NAG- FUC: beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-6)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-3)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-BMA-MAN-NAG-GAL-MAN-NAG-FUC.1: 17 residues within 4Å: Chain E: F.21, F.23, P.24, P.25, K.26, D.29, E.38, T.40, V.42, V.44, D.45, Q.75, N.77, T.79, R.81, K.114 Ligands: NAG-NAG-BMA-MAN-NAG-GAL-MAN-FUC.2 3 PLIP interactions: 3 interactions with chain E Hydrogen bonds: E:P.24, E:K.26, E:D.29, E:E.38, E:E.38, E:K.114, E:K.114 Hydrophobic interactions: E:F.21

1 x NAG- NAG- BMA- MAN- NAG- GAL- MAN- FUC: beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-BMA-MAN-NAG-GAL-MAN-FUC.2: 10 residues within 4Å: Chain F: F.21, F.23, V.44, D.45, N.77, T.79, K.114, T.115, I.116 Ligands: NAG-NAG-BMA-MAN-NAG-GAL-MAN-NAG-FUC.1 2 PLIP interactions: 2 interactions with chain F Hydrogen bonds: F:T.115, F:K.114, F:K.114

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Brinkhaus, M. et al., The Fab region of IgG impairs the internalization pathway of FcRn upon Fc engagement. Nat Commun (2022)

Release Date

2022-09-28

Peptides

IgG receptor FcRn large subunit p51: AC
Beta-2-microglobulin: BD
IgG1-Fc-MST-HN: EF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

B
B

D
D

E
E

F
F

IgG receptor FcRn large subunit p51

Beta-2-microglobulin

IgG1-Fc-MST-HN

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