5LTX | pdb_00005ltx

LIGAND BINDING DOMAIN OF PSEUDOMONAS AERUGINOSA PAO1 AMINO ACID CHEMORECEPTOR PCTA IN COMPLEX WITH L-MET

PDB DOI: https://doi.org/10.2210/pdb5LTX/pdb

Classification: SIGNALING PROTEIN
Organism(s): Pseudomonas aeruginosa
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2016-09-07 Released: 2017-09-20
Deposition Author(s): Gavira, J.A., Rico-Gimenez, M., Ortega, A., Conejero-Muriel, M., Zhulin, I., Krell, T.
Funding Organization(s): MICINN

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.02 Å
R-Value Free:
0.219 (Depositor), 0.221 (DCC)
R-Value Work:
0.188 (Depositor), 0.190 (DCC)
R-Value Observed:
0.189 (Depositor)

Starting Model: experimental
View more details

wwPDB Validation 3D Report Full Report

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

Literature

How Bacterial Chemoreceptors Evolve Novel Ligand Specificities

Gavira, J.A., Jimenez-Rico, M., Pineda-Molina, E., Krell, T.

(2020) mBio

DOI: https://doi.org/10.1128/mBio.03066-19

Macromolecule Content

Total Structure Weight: 59.82 kDa
Atom Count: 4,438
Modeled Residue Count: 478
Deposited Residue Count: 540
Unique protein chains: 1

Macromolecules

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| 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chemotaxis protein	A, B	270	Pseudomonas aeruginosa	Mutation(s): 0 Gene Names: pctA_1, mcpB_2, AO946_32780, AOY09_01348, PAERUG_P32_London_17_VIM_2_10_11_00198
UniProt
Find proteins for G3XD24 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore G3XD24 Go to UniProtKB: G3XD24
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	G3XD24
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
MET Query on MET Download:Ideal Coordinates CCD File SDF format, chain J [auth B] SDF format, chain C [auth A] MOL2 format, chain J [auth B] MOL2 format, chain C [auth A] mmCIF format, chain J [auth B] mmCIF format, chain C [auth A]	C [auth A], J [auth B]	METHIONINE C₅ H₁₁ N O₂ S FFEARJCKVFRZRR-BYPYZUCNSA-N		Interactions Focus chain C [auth A] Focus chain J [auth B] Interactions & Density Focus chain C [auth A] Focus chain J [auth B]
GOL Query on GOL Download:Ideal Coordinates CCD File SDF format, chain I [auth B] SDF format, chain F [auth A] MOL2 format, chain I [auth B] MOL2 format, chain F [auth A] mmCIF format, chain I [auth B] mmCIF format, chain F [auth A]	F [auth A], I [auth B]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Focus chain I [auth B] Interactions & Density Focus chain F [auth A] Focus chain I [auth B]
ACT Query on ACT Download:Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain D [auth A] MOL2 format, chain E [auth A] MOL2 format, chain D [auth A] mmCIF format, chain E [auth A] mmCIF format, chain D [auth A]	D [auth A], E [auth A]	ACETATE ION C₂ H₃ O₂ QTBSBXVTEAMEQO-UHFFFAOYSA-M		Interactions Focus chain D [auth A] Focus chain E [auth A] Interactions & Density Focus chain D [auth A] Focus chain E [auth A]
FMT Query on FMT Download:Ideal Coordinates CCD File SDF format, chain N [auth B] SDF format, chain M [auth B] SDF format, chain L [auth B] SDF format, chain K [auth B] SDF format, chain H [auth A] SDF format, chain G [auth A] MOL2 format, chain N [auth B] MOL2 format, chain M [auth B] MOL2 format, chain L [auth B] MOL2 format, chain K [auth B] MOL2 format, chain H [auth A] MOL2 format, chain G [auth A] mmCIF format, chain N [auth B] mmCIF format, chain M [auth B] mmCIF format, chain L [auth B] mmCIF format, chain K [auth B] mmCIF format, chain H [auth A] mmCIF format, chain G [auth A]	G [auth A] H [auth A] K [auth B] L [auth B] M [auth B] G [auth A], H [auth A], K [auth B], L [auth B], M [auth B], N [auth B]	FORMIC ACID C H₂ O₂ BDAGIHXWWSANSR-UHFFFAOYSA-N		Interactions Focus chain G [auth A] Focus chain H [auth A] Focus chain K [auth B] Focus chain L [auth B] Focus chain M [auth B] Focus chain N [auth B] Interactions & Density Focus chain G [auth A] Focus chain H [auth A] Focus chain K [auth B] Focus chain L [auth B] Focus chain M [auth B] Focus chain N [auth B]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.02 Å
R-Value Free: 0.219 (Depositor), 0.221 (DCC)
R-Value Work: 0.188 (Depositor), 0.190 (DCC)
R-Value Observed: 0.189 (Depositor)

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 71.68	α = 90
b = 76.555	β = 90
c = 116.504	γ = 90

Software Package:

Software Name	Purpose
Aimless	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
PHENIX	phasing

Structure Validation

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View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2017-09-20

Deposition Author(s):

Funding Organization	Location	Grant Number
MICINN	Spain	BIO2013-4297-P

Revision History (Full details and data files)

Version 1.0: 2017-09-20
Type: Initial release
Version 1.1: 2020-01-29
Changes: Database references, Structure summary
Version 1.2: 2024-01-17
Changes: Data collection, Database references, Refinement description