6K6I

The crystal structure of light-driven cyanobacterial chloride importer from Mastigocladopsis repens

PDB DOI: https://doi.org/10.2210/pdb6K6I/pdb

Classification: MEMBRANE PROTEIN
Organism(s): Mastigocladopsis repens
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2019-06-03 Released: 2020-06-03
Deposition Author(s): Yun, J.H., Park, J.H., Jin, Z., Ohki, M., Wang, Y., Lupala, C.S., Kim, M., Liu, H., Park, S.Y., Lee, W.
Funding Organization(s): National Research Foundation (Korea)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.90 Å
R-Value Free: 0.239
R-Value Work: 0.209
R-Value Observed: 0.211

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

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

Literature

The crystal structure of light-driven cyanobacterial chloride importer from Mastigocladopsis repens

Yun, J.H., Park, J.H., Jin, Z., Ohki, M., Wang, Y., Lupala, C.S., Kim, M., Liu, H., Park, S.Y., Lee, W.

To be published.

Macromolecule Content

Total Structure Weight: 30.37 kDa
Atom Count: 1,968
Modelled Residue Count: 219
Deposited Residue Count: 232
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cyanobacterial chloride importer	A	232	Mastigocladopsis repens	Mutation(s): 0
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
RET Query on RET 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]	RETINAL C₂₀ H₂₈ O NCYCYZXNIZJOKI-OVSJKPMPSA-N		Interactions Focus chain B [auth A]
OLA (Subject of Investigation/LOI) Query on OLA Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain D [auth A] SDF format, chain E [auth A] SDF format, chain F [auth A] SDF format, chain G [auth A] SDF format, chain H [auth A] SDF format, chain I [auth A] SDF format, chain J [auth A] SDF format, chain K [auth A] SDF format, chain L [auth A] SDF format, chain M [auth A] SDF format, chain N [auth A] SDF format, chain O [auth A] SDF format, chain P [auth A] MOL2 format, chain C [auth A] MOL2 format, chain D [auth A] MOL2 format, chain E [auth A] MOL2 format, chain F [auth A] MOL2 format, chain G [auth A] MOL2 format, chain H [auth A] MOL2 format, chain I [auth A] MOL2 format, chain J [auth A] MOL2 format, chain K [auth A] MOL2 format, chain L [auth A] MOL2 format, chain M [auth A] MOL2 format, chain N [auth A] MOL2 format, chain O [auth A] MOL2 format, chain P [auth A] mmCIF format, chain C [auth A] mmCIF format, chain D [auth A] mmCIF format, chain E [auth A] mmCIF format, chain F [auth A] mmCIF format, chain G [auth A] mmCIF format, chain H [auth A] mmCIF format, chain I [auth A] mmCIF format, chain J [auth A] mmCIF format, chain K [auth A] mmCIF format, chain L [auth A] mmCIF format, chain M [auth A] mmCIF format, chain N [auth A] mmCIF format, chain O [auth A] mmCIF format, chain P [auth A]	C [auth A] D [auth A] E [auth A] F [auth A] G [auth A] C [auth A], D [auth A], E [auth A], F [auth A], G [auth A], H [auth A], I [auth A], J [auth A], K [auth A], L [auth A], M [auth A], N [auth A], O [auth A], P [auth A]	OLEIC ACID C₁₈ H₃₄ O₂ ZQPPMHVWECSIRJ-KTKRTIGZSA-N		Interactions Focus chain C [auth A] Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth A]
CL Query on CL Download Ideal Coordinates CCD File SDF format, chain Q [auth A] SDF format, chain R [auth A] MOL2 format, chain Q [auth A] MOL2 format, chain R [auth A] mmCIF format, chain Q [auth A] mmCIF format, chain R [auth A]	Q [auth A], R [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain Q [auth A] Focus chain R [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.90 Å
R-Value Free: 0.239
R-Value Work: 0.209
R-Value Observed: 0.211
Space Group: P 6₃ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.685	α = 90
b = 61.685	β = 90
c = 240.466	γ = 120

Software Package:

Software Name	Purpose
BUSTER	refinement
MxDC	data collection
HKL-2000	data scaling
PHENIX	phasing
Coot	model building

Structure Validation

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Ligand Structure Quality Assessment

Entry History & Funding Information

Deposition Data

Released Date: 2020-06-03

Deposition Author(s):

Funding Organization	Location	Grant Number
National Research Foundation (Korea)	Korea, Republic Of	20171A2B2008483
National Research Foundation (Korea)	Korea, Republic Of	20161A6A3A04010213

Revision History (Full details and data files)

Version 1.0: 2020-06-03
Type: Initial release
Version 1.1: 2023-11-22
Changes: Data collection, Database references, Refinement description
Version 1.2: 2024-10-16
Changes: Structure summary