1LDN
STRUCTURE OF A TERNARY COMPLEX OF AN ALLOSTERIC LACTATE DEHYDROGENASE FROM BACILLUS STEAROTHERMOPHILUS AT 2.5 ANGSTROMS RESOLUTION
- PDB DOI: https://doi.org/10.2210/pdb1LDN/pdb
- Classification: OXIDOREDUCTASE(CHOH(D)-NAD(A))
- Organism(s): Geobacillus stearothermophilus
- Mutation(s): No 
- Deposited: 1991-11-19 Released: 1994-01-31 
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 2.50 Å
- R-Value Observed: 0.157 
This is version 1.4 of the entry. See complete history. 
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
L-LACTATE DEHYDROGENASE | 316 | Geobacillus stearothermophilus | Mutation(s): 0  EC: 1.1.1.27 | ||
UniProt | |||||
Find proteins for P00344 (Geobacillus stearothermophilus) Explore P00344  Go to UniProtKB:  P00344 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P00344 | ||||
Sequence AnnotationsExpand | |||||
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Small Molecules
Ligands 3 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
NAD Query on NAD | BA [auth H] K [auth A] N [auth B] P [auth C] R [auth D] | NICOTINAMIDE-ADENINE-DINUCLEOTIDE C21 H27 N7 O14 P2 BAWFJGJZGIEFAR-NNYOXOHSSA-N | |||
FBP Query on FBP | I [auth A], L [auth B], S [auth E], V [auth F] | 1,6-di-O-phosphono-beta-D-fructofuranose C6 H14 O12 P2 RNBGYGVWRKECFJ-ARQDHWQXSA-N | |||
OXM Query on OXM | AA [auth H] J [auth A] M [auth B] O [auth C] Q [auth D] | OXAMIC ACID C2 H3 N O3 SOWBFZRMHSNYGE-UHFFFAOYSA-N |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 2.50 Å
- R-Value Observed: 0.157 
- Space Group: P 1 21 1
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 84.9 | α = 90 |
b = 118.2 | β = 96.07 |
c = 135.5 | γ = 90 |
Software Name | Purpose |
---|---|
X-PLOR | model building |
PROLSQ | refinement |
X-PLOR | refinement |
X-PLOR | phasing |
Entry History 
Deposition Data
- Released Date: 1994-01-31  Deposition Author(s): Wigley, D.B., Gamblin, S.J., Turkenburg, J.P., Dodson, E.J., Piontek, K., Muirhead, H., Holbrook, J.J.
Revision History (Full details and data files)
- Version 1.0: 1994-01-31
Type: Initial release - Version 1.1: 2008-03-24
Changes: Version format compliance - Version 1.2: 2011-07-13
Changes: Version format compliance - Version 1.3: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Data collection, Derived calculations, Other, Structure summary - Version 1.4: 2024-02-14
Changes: Data collection, Database references, Structure summary