3PHC

Crystal Structure of Plasmodium falciparum purine nucleoside phosphorylase in complex with DADMe-ImmG

PDB DOI: https://doi.org/10.2210/pdb3PHC/pdb

Classification: TRANSFERASE/TRANSFERASE INHIBITOR
Organism(s): Plasmodium falciparum
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2010-11-03 Released: 2011-11-09
Deposition Author(s): Ho, M., Edwards, A.A., Almo, S.C., Schramm, V.L.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.00 Å
R-Value Free: 0.235
R-Value Work: 0.198
R-Value Observed: 0.200

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.2 of the entry. See complete history.

Literature

Crystal Structure of Plasmodium falciparum purine nucleoside phosphorylase in complex with DADMe-ImmG

Ho, M., Edwards, A.A., Almo, S.C., Schramm, V.L.

To be published.

Macromolecule Content

Total Structure Weight: 184.95 kDa
Atom Count: 11,631
Modelled Residue Count: 1,458
Deposited Residue Count: 1,650
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Purine nucleoside phosphorylase	A, B, C, D, E A, B, C, D, E, F	275	Plasmodium falciparum	Mutation(s): 0 Gene Names: PNP EC: 2.4.2.1 (PDB Primary Data), 2.4.2.44 (UniProt)
UniProt
Find proteins for Q8I3X4 (Plasmodium falciparum (isolate 3D7)) Explore Q8I3X4 Go to UniProtKB: Q8I3X4
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q8I3X4
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
IM5 Query on IM5 Download Ideal Coordinates CCD File SDF format, chain I [auth A] SDF format, chain K [auth B] SDF format, chain N [auth C] SDF format, chain P [auth D] SDF format, chain S [auth E] SDF format, chain U [auth F] MOL2 format, chain I [auth A] MOL2 format, chain K [auth B] MOL2 format, chain N [auth C] MOL2 format, chain P [auth D] MOL2 format, chain S [auth E] MOL2 format, chain U [auth F] mmCIF format, chain I [auth A] mmCIF format, chain K [auth B] mmCIF format, chain N [auth C] mmCIF format, chain P [auth D] mmCIF format, chain S [auth E] mmCIF format, chain U [auth F]	I [auth A] K [auth B] N [auth C] P [auth D] S [auth E] I [auth A], K [auth B], N [auth C], P [auth D], S [auth E], U [auth F]	2-amino-7-{[(3R,4R)-3-hydroxy-4-(hydroxymethyl)pyrrolidin-1-yl]methyl}-3,5-dihydro-4H-pyrrolo[3,2-d]pyrimidin-4-one C₁₂ H₁₇ N₅ O₃ GSPTUGDLYPMLCQ-SFYZADRCSA-N		Interactions Focus chain I [auth A] Focus chain K [auth B] Focus chain N [auth C] Focus chain P [auth D] Focus chain S [auth E] Focus chain U [auth F] Interactions & Density Focus chain I [auth A] Focus chain K [auth B] Focus chain N [auth C] Focus chain P [auth D] Focus chain S [auth E] Focus chain U [auth F]
PO4 Query on PO4 Download Ideal Coordinates CCD File SDF format, chain H [auth A] SDF format, chain J [auth B] SDF format, chain M [auth C] SDF format, chain O [auth D] SDF format, chain R [auth E] SDF format, chain T [auth F] MOL2 format, chain H [auth A] MOL2 format, chain J [auth B] MOL2 format, chain M [auth C] MOL2 format, chain O [auth D] MOL2 format, chain R [auth E] MOL2 format, chain T [auth F] mmCIF format, chain H [auth A] mmCIF format, chain J [auth B] mmCIF format, chain M [auth C] mmCIF format, chain O [auth D] mmCIF format, chain R [auth E] mmCIF format, chain T [auth F]	H [auth A] J [auth B] M [auth C] O [auth D] R [auth E] H [auth A], J [auth B], M [auth C], O [auth D], R [auth E], T [auth F]	PHOSPHATE ION O₄ P NBIIXXVUZAFLBC-UHFFFAOYSA-K		Interactions Focus chain H [auth A] Focus chain J [auth B] Focus chain M [auth C] Focus chain O [auth D] Focus chain R [auth E] Focus chain T [auth F] Interactions & Density Focus chain H [auth A] Focus chain J [auth B] Focus chain M [auth C] Focus chain O [auth D] Focus chain R [auth E] Focus chain T [auth F]
K Query on K Download Ideal Coordinates CCD File SDF format, chain G [auth A] SDF format, chain L [auth C] SDF format, chain Q [auth E] MOL2 format, chain G [auth A] MOL2 format, chain L [auth C] MOL2 format, chain Q [auth E] mmCIF format, chain G [auth A] mmCIF format, chain L [auth C] mmCIF format, chain Q [auth E]	G [auth A], L [auth C], Q [auth E]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N		Interactions Focus chain G [auth A] Focus chain L [auth C] Focus chain Q [auth E] Interactions & Density Focus chain G [auth A] Focus chain L [auth C] Focus chain Q [auth E]

Binding Affinity Annotations
ID	Source	Binding Affinity
IM5	BindingDB: 3PHC	Ki: 0.89 (nM) from 1 assay(s)

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.00 Å
R-Value Free: 0.235
R-Value Work: 0.198
R-Value Observed: 0.200
Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.197	α = 67.71
b = 77.371	β = 73.62
c = 92.197	γ = 86.03

Software Package:

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

Structure Validation

View Full Validation Report

Ligand Structure Quality Assessment

Entry History

Deposition Data

Released Date: 2011-11-09

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2011-11-09
Type: Initial release
Version 1.1: 2017-11-08
Changes: Refinement description
Version 1.2: 2024-02-21
Changes: Data collection, Database references, Derived calculations