9WWV | pdb_00009wwv

Wild-type Escherichia coli transhydrogenase the dissociated (dI)2 dimer in the presence of both NADP+ and NAD+.

PDB DOI: https://doi.org/10.2210/pdb9WWV/pdb
EM Map EMD-66322: EMDB EMDataResource

Classification: MEMBRANE PROTEIN
Organism(s): Escherichia coli K-12
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2025-09-24 Released: 2026-09-30
Deposition Author(s): Zhu, J.P., Zhang, K., Li, J.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.38 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

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

Literature

Wild-type Escherichia coli transhydrogenase the dissociated (dI)2 dimer in the presence of both NADP+ and NAD+.

Zhu, J.P., Zhang, K., Li, J.

To be published.

Macromolecule Content

Total Structure Weight: 81.84 kDa
Atom Count: 5,709
Modeled Residue Count: 751
Deposited Residue Count: 754
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
NAD(P) transhydrogenase subunit alpha	A [auth E], B [auth F]	377	Escherichia coli K-12	Mutation(s): 0 Gene Names: pntA, b1603, JW1595 EC: 7.1.1.1
UniProt
Find proteins for P07001 (Escherichia coli (strain K12)) Explore P07001 Go to UniProtKB: P07001
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P07001
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NAD (Subject of Investigation/LOI) Query on NAD Download:Ideal Coordinates CCD File SDF format, chain C [auth E] SDF format, chain D [auth F] MOL2 format, chain C [auth E] MOL2 format, chain D [auth F] mmCIF format, chain C [auth E] mmCIF format, chain D [auth F]	C [auth E], D [auth F]	NICOTINAMIDE-ADENINE-DINUCLEOTIDE C₂₁ H₂₇ N₇ O₁₄ P₂ BAWFJGJZGIEFAR-NNYOXOHSSA-N		Interactions Focus chain C [auth E] Focus chain D [auth F] Interactions & Density Focus chain C [auth E] Focus chain D [auth F]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.38 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.20.1_4487:
RECONSTRUCTION	cryoSPARC

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-09-30

Deposition Author(s):

Funding Organization	Location	Grant Number
Not funded		--

Revision History (Full details and data files)

Version 1.0: 2026-09-30
Type: Initial release