1A75

WHITING PARVALBUMIN

• PDB DOI: https://doi.org/10.2210/pdb1A75/pdb

• Classification: CALCIUM BINDING PROTEIN
• Organism(s): Merlangius merlangus
• Mutation(s): No 


• Deposited: 1998-03-19 Released: 1998-06-17 
• Deposition Author(s): Declercq, J.P., Baneres, J.L., Rambaud, J., Parello, J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Observed: 0.214 

Starting Model: experimental

Literature

Tertiary Structure of a Trp-Containing Parvalbumin from Whiting (Merlangius Merlangus). Description of the Hydrophobic Core

Declercq, J.P., Baneres, J.L., Rambaud, J., Parello, J.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 22.86 kDa 
• Atom Count: 1,810 
• Modelled Residue Count: 215 
• Deposited Residue Count: 217 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PARVALBUMIN	A	108	Merlangius merlangus	Mutation(s): 0
UniProt
Find proteins for P02621 (Merlangius merlangus) Explore P02621  Go to UniProtKB:  P02621

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
PARVALBUMIN	B	109	Merlangius merlangus	Mutation(s): 0
UniProt
Find proteins for P02621 (Merlangius merlangus) Explore P02621  Go to UniProtKB:  P02621

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Observed: 0.214 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 34.73	α = 90
b = 27.59	β = 91.49
c = 98.51	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALEPACK	data scaling
X-PLOR	model building
X-PLOR	refinement
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1998-06-17 
Deposition Author(s): Declercq, J.P., Baneres, J.L., Rambaud, J., Parello, J.

Revision History  

• Version 1.0: 1998-06-17
  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: 2023-08-02
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.4: 2024-10-09
  Changes: Data collection, Structure summary