1Q1G	Transferase	date	Jul 19, 2003
title	Crystal Structure Of Plasmodium Falciparum Pnp With 5'-Methy Immucillin-H
authors	W.Shi, L.M.Ting, G.A.Kicska, A.Lewandowicz, P.C.Tyler, G.B.Evans, R.H.Furneaux, K.Kim, S.C.Almo, V.L.Schramm
compound		source
Molecule: Uridine Phosphorylase Putative Chain: A, B, C, D, E, F Ec: 2.4.2.1 Engineered: Yes		Organism_scientific: Plasmodium Falciparum Organism_taxid: 36329 Strain: 3d7 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Ptrchis2-Topo
symmetry	Space Group: P 21 21 21	R_factor 0.211 R_Free 0.242
crystal cell	length a length b length c angle alpha angle beta angle gamma 86.443 91.733 238.939 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.02 Å
ligand	IPA, MTI, SO4	enzyme	Transferase E.C.2.4.2.1 BRENDA
related structures	by homologous chain: 1NW4
Gene Ontology	Chain Function Process Component F, A, D, C, E, B
Primary reference	Plasmodium falciparum purine nucleoside phosphorylase: Crystal structures, immucillin inhibitors and dual catalytic function., Shi W, Ting LM, Lewandowicz A, Tyler PC, Evans GB, Furneaux RH, Kim K, Almo SC, Schramm VL, J Biol Chem 2004 Feb 23;. PMID:14982926

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (242 Kb) [Save to disk] Biological Unit Coordinates (1q1g.pdb1.gz) 234 Kb LPC: Ligand-Protein Contacts for 1Q1G CSU: Contacts of Structural Units for 1Q1G Likely Quarternary Molecular Structure file(s) for 1Q1G Structure Factors (768 Kb) Retrieve 1Q1G in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1Q1G from S2C, [Save to disk] Re-refined 1q1g structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1Q1G in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1Q1G

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1Q1G, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1q1ga_, region A [Jmol] [rasmolscript] [script source]     - Domain d1q1gb_, region B [Jmol] [rasmolscript] [script source]     - Domain d1q1gc_, region C [Jmol] [rasmolscript] [script source]     - Domain d1q1gd_, region D [Jmol] [rasmolscript] [script source]     - Domain d1q1ge_, region E [Jmol] [rasmolscript] [script source]     - Domain d1q1gf_, region F [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1q1g_F] [1q1g_C] [1q1g_E] [1q1g_D] [1q1g_B] [1q1g] [1q1g_A] SWISS-PROT database: [Q8I3X4] Domain organization of [Q8I3X4_PLAF7] by SWISSPFAM

Other resources with information on 1Q1G

Community annotation for 1Q1G at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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