7X44 | pdb_00007x44

Crystal structure of chlorotoxin mutant - Q11N

PDB DOI: https://doi.org/10.2210/pdb7X44/pdb

Classification: TOXIN
Organism(s): Leiurus quinquestriatus quinquestriatus
Expression System: Pichia
Mutation(s): Yes

Deposited: 2022-03-01 Released: 2023-03-08
Deposition Author(s): Chang, Y.T., Chuang, W.J.
Funding Organization(s): Ministry of Science and Technology (MoST, Taiwan)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.04 Å
R-Value Free:
0.133 (Depositor), 0.136 (DCC)
R-Value Work:
0.131 (Depositor), 0.138 (DCC)
R-Value Observed:
0.131 (Depositor)

Starting Model: experimental
View more details

wwPDB Validation 3D Report Full Report

Validation slider image for 7X44

This is version 1.2 of the entry. See complete history.

Literature

Expression in Pichia pastoris and characterization of chlorotoxin, an anti-glioma migration agent

Chang, Y.T.

To be published.

Macromolecule Content

Total Structure Weight: 4.4 kDa
Atom Count: 313
Modeled Residue Count: 37
Deposited Residue Count: 40
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chlorotoxin	A	40	Leiurus quinquestriatus quinquestriatus	Mutation(s): 1
UniProt
Find proteins for P45639 (Leiurus quinquestriatus quinquestriatus) Explore P45639 Go to UniProtKB: P45639
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P45639
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.04 Å
R-Value Free: 0.133 (Depositor), 0.136 (DCC)
R-Value Work: 0.131 (Depositor), 0.138 (DCC)
R-Value Observed: 0.131 (Depositor)

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 22.42	α = 90
b = 26.115	β = 90
c = 47.421	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
HKL-3000	phasing

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2023-03-08

Deposition Author(s):

Funding Organization	Location	Grant Number
Ministry of Science and Technology (MoST, Taiwan)	Taiwan	MOST 109-2311-B-006-004-MY3

Revision History (Full details and data files)

Version 1.0: 2023-03-08
Type: Initial release
Version 1.1: 2023-11-29
Changes: Data collection, Refinement description
Version 1.2: 2024-11-13
Changes: Structure summary

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

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.