6LSC | pdb_00006lsc

Structure of the E202Y mutant of the Cl-/H+ antiporter CLC-ec1 from E.coli: a re-refined model of the 4FTP model

PDB DOI: https://doi.org/10.2210/pdb6LSC/pdb
Entry: 6LSC supersedes: 4FTP

Classification: MEMBRANE PROTEIN
Organism(s): Escherichia coli K-12
Expression System: Escherichia coli K-12
Mutation(s): Yes
Membrane Protein: Yes OPM PDBTM MemProtMD

Deposited: 2020-01-17 Released: 2020-02-26
Deposition Author(s): Lim, H.H., Shane, T., Miller, C.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 3.21 Å
R-Value Free:
0.263 (Depositor), 0.264 (DCC)
R-Value Work:
0.210 (Depositor), 0.216 (DCC)
R-Value Observed:
0.213 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Validation slider image for 6LSC

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

Literature

Intracellular proton access in a Cl(-)/H(+) antiporter.

Lim, H.H., Shane, T., Miller, C.

(2012) PLoS Biol 10: e1001441

DOI: https://doi.org/10.1371/journal.pbio.1001441

Macromolecule Content

Total Structure Weight: 49.73 kDa
Atom Count: 3,144
Modeled Residue Count: 423
Deposited Residue Count: 465
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
H(+)/Cl(-) exchange transporter ClcA	A	465	Escherichia coli K-12	Mutation(s): 1 Gene Names: clcA, eriC, yadQ, b0155, JW5012 Membrane Entity: Yes
UniProt
Find proteins for P37019 (Escherichia coli (strain K12)) Explore P37019 Go to UniProtKB: P37019
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P37019
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
CL (Subject of Investigation/LOI) Query on CL 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]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 3.21 Å
R-Value Free: 0.263 (Depositor), 0.264 (DCC)
R-Value Work: 0.210 (Depositor), 0.216 (DCC)
R-Value Observed: 0.213 (Depositor)

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 90.702	α = 90
b = 85.166	β = 102.61
c = 100.092	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing

Structure Validation

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Entry History

Deposition Data

Released Date: 2020-02-26

Deposition Author(s):

This entry supersedes: 4FTP

Revision History (Full details and data files)

Version 1.0: 2020-02-26
Type: Initial release
Version 1.1: 2022-04-27
Changes: Database references
Version 1.2: 2023-11-29
Changes: Data collection, Refinement description

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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.