2JNX | pdb_00002jnx

NMR derived solution structure of an EF-hand Calcium Binding Protein from Entamoeba Histolytica

PDB DOI: https://doi.org/10.2210/pdb2JNX/pdb

Classification: METAL BINDING PROTEIN
Organism(s): Entamoeba histolytica
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2007-02-11 Released: 2008-02-12
Deposition Author(s): Mustafi, S.M., Mutalik, R.B., Chary, K.V.

Experimental Data Snapshot

Method: SOLUTION NMR
Conformers Calculated: 400
Conformers Submitted: 20
Selection Criteria: target function

wwPDB Validation 3D Report Full Report

Validation slider image for 2JNX

This is version 1.3 of the entry. See complete history.

Literature

Structure, dynamics, and physiological properties of a Calcium Binding Protein from Entamoeba Histolytica (EhCaBP2)

Mustafi, S.M., Mutalik, R.B.

To be published.

Macromolecule Content

Total Structure Weight: 15.12 kDa
Atom Count: 1,056
Modeled Residue Count: 134
Deposited Residue Count: 134
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Calcium binding protein 2	A	134	Entamoeba histolytica	Mutation(s): 0
UniProt
Find proteins for Q6R3G0 (Entamoeba histolytica) Explore Q6R3G0 Go to UniProtKB: Q6R3G0
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q6R3G0
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
CA Query on CA Download:Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain D [auth A] SDF format, chain C [auth A] SDF format, chain B [auth A] MOL2 format, chain E [auth A] MOL2 format, chain D [auth A] MOL2 format, chain C [auth A] MOL2 format, chain B [auth A] mmCIF format, chain E [auth A] mmCIF format, chain D [auth A] mmCIF format, chain C [auth A] mmCIF format, chain B [auth A]	B [auth A], C [auth A], D [auth A], E [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Focus chain C [auth A] Focus chain D [auth A] Focus chain E [auth A]

Experimental Data & Validation

Experimental Data

Method: SOLUTION NMR
Conformers Calculated: 400
Conformers Submitted: 20
Selection Criteria: target function

Structure Validation

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Entry History

Deposition Data

Released Date: 2008-02-12

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2008-02-12
Type: Initial release
Version 1.1: 2011-07-13
Changes: Version format compliance
Version 1.2: 2022-03-09
Changes: Data collection, Database references, Derived calculations
Version 1.3: 2023-12-20
Changes: Data collection, Other

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.