8Z52 | pdb_00008z52

Hen Egg-White Lysozyme (HEWL) complexed with Theophylline

PDB DOI: https://doi.org/10.2210/pdb8Z52/pdb

Classification: HYDROLASE
Organism(s): Gallus gallus
Mutation(s): No

Deposited: 2024-04-18 Released: 2025-04-23
Deposition Author(s): Roy, A., Khanppnavar, B., Dolui, S., Datta, S., Maiti, N.C.
Funding Organization(s): Department of Biotechnology (DBT, India)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.48 Å
R-Value Free:
0.209 (Depositor), 0.208 (DCC)
R-Value Work:
0.178 (Depositor), 0.179 (DCC)
R-Value Observed:
0.181 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

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

Literature

Hen Egg-White Lysozyme (HEWL) complexed with Theophylline

Roy, A., Khanppnavar, B., Dolui, S., Datta, S., Maiti, N.C.

To be published.

Macromolecule Content

Total Structure Weight: 14.51 kDa
Atom Count: 1,273
Modeled Residue Count: 129
Deposited Residue Count: 129
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Lysozyme C	A	129	Gallus gallus	Mutation(s): 0 EC: 3.2.1.17
UniProt
Find proteins for P00698 (Gallus gallus) Explore P00698 Go to UniProtKB: P00698
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P00698
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
TEP (Subject of Investigation/LOI) Query on TEP Download Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	THEOPHYLLINE C₇ H₈ N₄ O₂ ZFXYFBGIUFBOJW-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.48 Å
R-Value Free: 0.209 (Depositor), 0.208 (DCC)
R-Value Work: 0.178 (Depositor), 0.179 (DCC)
R-Value Observed: 0.181 (Depositor)

Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 78.378	α = 90
b = 78.378	β = 90
c = 36.904	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
PROTEUM PLUS	data reduction
PROTEUM PLUS	data scaling
PHASER	phasing

Structure Validation

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Ligand Structure Quality Assessment

Entry History & Funding Information

Deposition Data

Released Date: 2025-04-23

Deposition Author(s):

Khanppnavar, B.

Funding Organization	Location	Grant Number
Department of Biotechnology (DBT, India)	India	GAP299

Revision History (Full details and data files)

Version 1.0: 2025-04-23
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.