3LDH

A comparison of the structures of apo dogfish m4 lactate dehydrogenase and its ternary complexes

• PDB DOI: https://doi.org/10.2210/pdb3LDH/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Squalus acanthias
• Mutation(s): No 


• Deposited: 1974-06-06 Released: 1977-04-29 
• Deposition Author(s): White, J.L., Hackert, M.L., Buehner, M., Adams, M.J., Ford, G.C., Lentzjunior, P.J., Smiley, I.E., Steindel, S.J., Rossmann, M.G.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å

Literature

A comparison of the structures of apo dogfish M4 lactate dehydrogenase and its ternary complexes.

White, J.L., Hackert, M.L., Buehner, M., Adams, M.J., Ford, G.C., Lentz Jr., P.J., Smiley, I.E., Steindel, S.J., Rossmann, M.G.

(1976) J Mol Biol 102: 759-779

• PubMed: 940154 
• DOI: https://doi.org/10.1016/0022-2836(76)90290-4
• Primary Citation of Related Structures:  
  3LDH

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors and generated by (software)

Macromolecule Content

• Total Structure Weight: 37.23 kDa 
• Atom Count: 2,604 
• Modelled Residue Count: 330 
• Deposited Residue Count: 330 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
LACTATE DEHYDROGENASE	A	330	Squalus acanthias	Mutation(s): 0  EC: 1.1.1.27
UniProt
Find proteins for P00341 (Squalus acanthias) Explore P00341  Go to UniProtKB:  P00341

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAD	B [auth A]	NICOTINAMIDE-ADENINE-DINUCLEOTIDE C21 H27 N7 O14 P2 BAWFJGJZGIEFAR-NNYOXOHSSA-N
PYR	C [auth A]	PYRUVIC ACID C3 H4 O3 LCTONWCANYUPML-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å
• Space Group: C 4 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 134.5	α = 90
b = 134.5	β = 90
c = 85.9	γ = 90

Structure Validation

Entry History 

Deposition Data

• Released Date: 1977-04-29 
Deposition Author(s): White, J.L., Hackert, M.L., Buehner, M., Adams, M.J., Ford, G.C., Lentzjunior, P.J., Smiley, I.E., Steindel, S.J., Rossmann, M.G.

Revision History  

• Version 1.0: 1977-04-29
  Type: Initial release
  
• Version 1.1: 2008-03-25
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2013-05-01
  Changes: Derived calculations
• Version 1.4: 2017-11-29
  Changes: Derived calculations, Other
• Version 2.0: 2023-11-15
  Changes: Advisory, Atomic model, Data collection, Database references, Derived calculations