8C67

Crystal structure of Ab25 Fab

PDB DOI: https://doi.org/10.2210/pdb8C67/pdb

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

Deposited: 2023-01-11 Released: 2024-04-24
Deposition Author(s): Nyblom, M., Izadi, A., Tang, D., Bahnan, W., Happonen, L., Malmstroem, J., Shannon, O., Malmstroem, L., Nordenfelt, P.
Funding Organization(s): Knut and Alice Wallenberg Foundation, Swedish Research Council

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.88 Å
R-Value Free: 0.255
R-Value Work: 0.205
R-Value Observed: 0.208

wwPDB Validation 3D Report Full Report

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

Literature

Engineering of IgG1 hinge to the flexible IgG3 hinge enhances immune defense against streptococci

Izadi, A., Karami, Y., Bratanis, E., Wrighton, S., Khakzad, H., Nyblom, M., Olofsson, B., Happonen, L., Tang, D., Nilges, M., Malmstroem, J., Bahnan, W., Shannon, O., Malmstroem, L., Nordenfelt, P.

To be published.

Macromolecule Content

Total Structure Weight: 192.56 kDa
Atom Count: 14,174
Modelled Residue Count: 1,726
Deposited Residue Count: 1,772
Unique protein chains: 2

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
antibody 25 heavy chain	A [auth H], C [auth A], E [auth C], G [auth E]	229	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
antibody 25 light chain	B [auth L], D [auth B], F [auth D], H [auth F]	214	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: 1.88 Å
R-Value Free: 0.255
R-Value Work: 0.205
R-Value Observed: 0.208
Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 86.897	α = 90
b = 71.89	β = 90.102
c = 146.014	γ = 90

Software Package:

Software Name	Purpose
MxCuBE	data collection
XDS	data reduction
XSCALE	data scaling
PHASER	phasing
PHENIX	refinement

Structure Validation

View Full Validation Report

Entry History & Funding Information

Deposition Data

Released Date: 2024-04-24

Deposition Author(s):

Funding Organization	Location	Grant Number
Knut and Alice Wallenberg Foundation	Sweden	--
Swedish Research Council	Sweden	--

Revision History (Full details and data files)

Version 1.0: 2024-04-24
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 R01GM133198.