1PO8 | pdb_00001po8

Crystal structure of a complex formed between krait venom phospholipase A2 and heptanoic acid at 2.7 A resolution.

• PDB DOI: https://doi.org/10.2210/pdb1PO8/pdb

• Classification: HYDROLASE
• Organism(s): Bungarus caeruleus
• Mutation(s): No 


• Deposited: 2003-06-14 Released: 2004-05-04 
• Deposition Author(s): Singh, G., Jayasankar, J., Sharma, S., Kaur, P., Singh, T.P.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.71 Å
• R-Value Free: 
  0.239 (Depositor) 
• R-Value Work: 
  0.207 (Depositor) 
• R-Value Observed: 
  0.207 (Depositor) 

Literature

Crystal structure of a complex formed between krait venom phospholipase A2 and heptanoic acid at 2.7 A resolution.

Singh, G., Jayasankar, J., Sharma, S., Kaur, P., Singh, T.P.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 13.37 kDa 
• Atom Count: 983 
• Modeled Residue Count: 118 
• Deposited Residue Count: 118 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Phospholipase A2	A	118	Bungarus caeruleus	Mutation(s): 0  EC: 3.1.1.4
UniProt
Find proteins for Q9DF52 (Bungarus caeruleus) Explore Q9DF52  Go to UniProtKB:  Q9DF52

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SHV	C [auth A]	HEPTANOIC ACID C7 H14 O2 MNWFXJYAOYHMED-UHFFFAOYSA-N
NA	B [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.71 Å
• R-Value Free:  0.239 (Depositor) 
• R-Value Work:  0.207 (Depositor) 
• R-Value Observed: 0.207 (Depositor) 

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 53.79	α = 90
b = 53.79	β = 90
c = 82.5	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-05-04 
Deposition Author(s): Singh, G., Jayasankar, J., Sharma, S., Kaur, P., Singh, T.P.

Revision History  

• Version 1.0: 2004-05-04
  Type: Initial release
  
• Version 1.1: 2008-04-29
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-11-06
  Changes: Data collection, Database references, Derived calculations, Structure summary