29SB | pdb_000029sb

Solution structure of inhibitor (6-NBT)-bound de novo designed Kemp eliminase KABLE2.5.

PDB DOI: https://doi.org/10.2210/pdb29SB/pdb

Classification: DE NOVO PROTEIN
Organism(s): synthetic construct
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2026-04-02 Released: 2026-05-27
Deposition Author(s): Volkov, A.N., Mouloud, W.E.Y., Bhattacharya, S.
Funding Organization(s): National Science Foundation (NSF, United States), National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS), Damon Runyon Cancer Research Foundation

Experimental Data Snapshot

Method: SOLUTION NMR
Conformers Calculated: 100
Conformers Submitted: 10
Selection Criteria: structures with the lowest energy

wwPDB Validation 3D Report Full Report

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This is version 1.0 of the entry. See complete history.

Literature

Solution structure of inhibitor (6-NBT)-bound de novo designed Kemp eliminase KABLE2.5.

Volkov, A.N., Bhattacharya, S.

To be published.

Macromolecule Content

Total Structure Weight: 14.85 kDa
Atom Count: 1,038
Modeled Residue Count: 126
Deposited Residue Count: 127
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
KABLE2.5	A	127	synthetic construct	Mutation(s): 0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
6NT (Subject of Investigation/LOI) Query on 6NT 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]	6-NITROBENZOTRIAZOLE C₆ H₄ N₄ O₂ AOCDQWRMYHJTMY-UHFFFAOYSA-N		Interactions Focus chain B [auth A]

Experimental Data & Validation

Experimental Data

Method: SOLUTION NMR
Conformers Calculated: 100
Conformers Submitted: 10
Selection Criteria: structures with the lowest energy

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-05-27

Deposition Author(s):

Mouloud, W.E.Y.

Bhattacharya, S.

Funding Organization	Location	Grant Number
National Science Foundation (NSF, United States)	United States	MCB- 2306190
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	R35GM122603
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	GM145238
Damon Runyon Cancer Research Foundation	United States	DRG-2522-24

Revision History (Full details and data files)

Version 1.0: 2026-05-27
Type: Initial release

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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.