9P4C image
Deposition Date 2025-06-16
Release Date 2025-11-12
Last Version Date 2026-02-04
Entry Detail
PDB ID:
9P4C
Title:
Crystal structure of Mesothelin C-terminal peptide-RO4 Fab complex
Biological Source:
Source Organism(s):
Expression System(s):
Method Details:
Experimental Method:
Resolution:
1.52 Å
R-Value Free:
0.17
R-Value Work:
0.14
R-Value Observed:
0.15
Space Group:
C 1 2 1
Macromolecular Entities
Polymer Type:polypeptide(L)
Molecule:Heavy chain of the RO4 fab fragment
Chain IDs:B (auth: H)
Chain Length:211
Number of Molecules:1
Biological Source:Oryctolagus cuniculus
Polymer Type:polypeptide(L)
Molecule:Light chain of the RO4 Fab fragment
Chain IDs:A (auth: L)
Chain Length:216
Number of Molecules:1
Biological Source:Oryctolagus cuniculus
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Mesothelin, cleaved form
Gene (Uniprot):MSLN
Chain IDs:C (auth: M)
Chain Length:17
Number of Molecules:1
Biological Source:Homo sapiens
Ligand Molecules
Primary Citation
RO4, a high-affinity humanized antibody against the juxtamembrane region of mesothelin for targeted cancer therapy.
Antib Ther 9 1 12 (2026)
PMID: 41550974 DOI: 10.1093/abt/tbaf022
Primary Citation of related structures
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