9IA4 | pdb_00009ia4

Bc8.108 Fab

PDB DOI: https://doi.org/10.2210/pdb9IA4/pdb

Classification: IMMUNE SYSTEM
Organism(s): Homo sapiens
Expression System: Homo sapiens
Mutation(s): No

Deposited: 2025-02-07 Released: 2025-11-26
Deposition Author(s): Mechaly, A.E., Haouz, A., Beretta, M., Caillet-Saguy, C., Mouquet, H.
Funding Organization(s): Pasteur Institute

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.36 Å
R-Value Free:
0.280 (Depositor), 0.280 (DCC)
R-Value Work:
0.218 (Depositor), 0.218 (DCC)
R-Value Observed:
0.221 (Depositor)

Starting Model: in silico
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wwPDB Validation 3D Report Full Report

This is version 1.0 of the entry. See complete history.

Literature

In vivo efficacy of human anti-preS2 HBV neutralizing antibodies

Beretta, M., Haouz, A., Mechaly, A.E., Caillet-Saguy, C., Planchais, C., Szerman, N., Aronthippaitoon, Y., Ungeheuer, M.-N., Pol, S., Gaudy-graffin, C., Sureau, C., Bourgine, M., Mouquet, H.

To be published.

Macromolecule Content

Total Structure Weight: 47.62 kDa
Atom Count: 3,367
Modeled Residue Count: 434
Deposited Residue Count: 443
Unique protein chains: 2

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Heavy chain	A	215	Homo sapiens	Mutation(s): 0
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Light chain	B	228	Homo sapiens	Mutation(s): 0
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.36 Å
R-Value Free: 0.280 (Depositor), 0.280 (DCC)
R-Value Work: 0.218 (Depositor), 0.218 (DCC)
R-Value Observed: 0.221 (Depositor)

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 94.38	α = 90
b = 146.16	β = 90
c = 84.72	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
autoPROC	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

View Full Validation Report

Entry History & Funding Information

Deposition Data

Released Date: 2025-11-26

Deposition Author(s):

Caillet-Saguy, C.

Funding Organization	Location	Grant Number
Pasteur Institute	France	--

Revision History (Full details and data files)

Version 1.0: 2025-11-26
Type: Initial release

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.