28TM | pdb_000028tm

Structure of a Rossmann fold domain from Pseudomonas

PDB DOI: https://doi.org/10.2210/pdb28TM/pdb

Classification: UNKNOWN FUNCTION
Organism(s): Pseudomonas sp. MWU12-2037
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2026-02-18 Released: 2026-03-11
Deposition Author(s): Rieger, D., Klier, J., Schlegel, P., Schoeder, C.
Funding Organization(s): Other private

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.92 Å
R-Value Free:
0.299 (Depositor), 0.300 (DCC)
R-Value Work:
0.253 (Depositor), 0.253 (DCC)
R-Value Observed:
0.255 (Depositor)

Starting Model: in silico
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wwPDB Validation 3D Report Full Report

This is version 1.1 of the entry. See complete history.

Literature

Exploration of de novo protein properties and identification of similar natural protein

Klier, J., Rieger, D., Ertelt, M., Fiedler, E., Haupts, U., Meiler, J., Schoeder, C.

To be published.

Macromolecule Content

Total Structure Weight: 58.41 kDa
Atom Count: 3,315
Modeled Residue Count: 441
Deposited Residue Count: 532
Unique protein chains: 1

Macromolecules

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| 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
C-terminal domain of PAS domain-containing hybrid sensor histidine kinase/response regulator	A, B, C, D	133	Pseudomonas sp. MWU12-2037	Mutation(s): 0

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
EDO Query on EDO Download:Ideal Coordinates CCD File SDF format, chain G [auth A] MOL2 format, chain G [auth A] mmCIF format, chain G [auth A]	G [auth A]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Interactions Focus chain G [auth A] Interactions & Density Focus chain G [auth A]
CA Query on CA Download:Ideal Coordinates CCD File SDF format, chain I [auth C] SDF format, chain H [auth B] SDF format, chain F [auth A] SDF format, chain E [auth A] MOL2 format, chain I [auth C] MOL2 format, chain H [auth B] MOL2 format, chain F [auth A] MOL2 format, chain E [auth A] mmCIF format, chain I [auth C] mmCIF format, chain H [auth B] mmCIF format, chain F [auth A] mmCIF format, chain E [auth A]	E [auth A], F [auth A], H [auth B], I [auth C]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain F [auth A] Focus chain H [auth B] Focus chain I [auth C] Interactions & Density Focus chain E [auth A] Focus chain F [auth A] Focus chain H [auth B] Focus chain I [auth C]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.92 Å
R-Value Free: 0.299 (Depositor), 0.300 (DCC)
R-Value Work: 0.253 (Depositor), 0.253 (DCC)
R-Value Observed: 0.255 (Depositor)

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 35.863	α = 90
b = 108.321	β = 90
c = 122.356	γ = 90

Software Package:

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

Structure Validation

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View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-03-11

Deposition Author(s):

Funding Organization	Location	Grant Number
Other private	Germany	--

Revision History (Full details and data files)

Version 1.0: 2026-03-11
Type: Initial release
Version 1.1: 2026-04-22
Changes: Database references, Derived calculations, Source and taxonomy, Structure summary