ISDA

Entry Detail

PDB ID:

9R2E

Keywords:

IMMUNE SYSTEM

Title:

Structure of ARGX-121 Fab fragment in complex with the Fc fragment of IgA1

Biological Source:

Source Organism:

Homo sapiens

Host Organism:

Cricetulus griseus

PDB Version:

Deposition Date:

2025-04-30

Release Date:

2025-05-14

Method Details:

Experimental Method:

X-RAY DIFFRACTION

Resolution:

2.54 Å

R-Value Free:

0.25

R-Value Work:

0.21

R-Value Observed:

0.21

Space Group:

C 1 2 1

Download Validation Report

Macromolecular Entities

Polymer Type:polypeptide(L)
Description:ARGX-121 Fab fragment heavy chain
Chain IDs:A (auth: H), E (auth: A)
Chain Length:244
Number of Molecules:2
Biological Source:Homo sapiens

Polymer Type:polypeptide(L)
Description:ARGX-121 Fab fragment light chain
Chain IDs:B (auth: L), F (auth: B)
Chain Length:235
Number of Molecules:2
Biological Source:Homo sapiens

Protein Blast

Polymer Type:polypeptide(L)
Description:Isoform 1 of Immunoglobulin heavy constant alpha 1
Chain IDs:C (auth: P), D (auth: Q)
Chain Length:213
Number of Molecules:2
Biological Source:Homo sapiens

UniProt ID:P01876 Pfam ID:PF00047, PF07654

Ligand Molecules