3GCI

Crystal Structure of the Complex Formed Between a New Isoform of Phospholipase A2 with C-terminal Amyloid Beta Heptapeptide at 2 A Resolution

• PDB DOI: https://doi.org/10.2210/pdb3GCI/pdb

• Classification: HYDROLASE
• Organism(s): Naja sagittifera, Homo sapiens
• Mutation(s): No 


• Deposited: 2009-02-22 Released: 2009-03-10 
• Deposition Author(s): Mirza, Z., Vikram, G., Singh, N., Sinha, M., Bhushan, A., Sharma, S., Srinivasan, A., Kaur, P., Singh, T.P.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.04 Å
• R-Value Free: 0.221 
• R-Value Work: 0.184 
• R-Value Observed: 0.186 

Starting Model: experimental

Literature

Crystal Structure of the Complex Formed Between a New Isoform of Phospholipase A2 with C-terminal Amyloid Beta Heptapeptide at 2 A Resolution

Mirza, Z., Vikram, G., Singh, N., Sinha, M., Bhushan, A., Sharma, S., Srinivasan, A., Kaur, P., Singh, T.P.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Macromolecule Content

• Total Structure Weight: 13.75 kDa 
• Atom Count: 1,043 
• Modelled Residue Count: 126 
• Deposited Residue Count: 126 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Phospholipase A2 isoform 3	A	119	Naja sagittifera	Mutation(s): 0  EC: 3.1.1.4
UniProt
Find proteins for P60045 (Naja sagittifera) Explore P60045  Go to UniProtKB:  P60045

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Heptapeptide from Amyloid beta A4 protein	B [auth P]	7	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for P05067 (Homo sapiens) Explore P05067  Go to UniProtKB:  P05067
PHAROS:  P05067 GTEx:  ENSG00000142192

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA	C [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.04 Å
• R-Value Free: 0.221 
• R-Value Work: 0.184 
• R-Value Observed: 0.186 
• Space Group: P 4₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.679	α = 90
b = 42.679	β = 90
c = 65.817	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
MOLREP	phasing
REFMAC	refinement
AUTOMAR	data reduction
SCALEPACK	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-03-10 
Deposition Author(s): Mirza, Z., Vikram, G., Singh, N., Sinha, M., Bhushan, A., Sharma, S., Srinivasan, A., Kaur, P., Singh, T.P.

Revision History  

• Version 1.0: 2009-03-10
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2014-02-12
  Changes: Derived calculations
• Version 1.3: 2023-11-01
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.4: 2024-11-06
  Changes: Structure summary