2PT6	Transferase	date	May 08, 2007
title	The Structure Of Plasmodium Falciparum Spermidine Synthase I With Decarboxylated S-Adenosylmethionine
authors	V.T.Dufe, W.Qiu, I.B.Muller, R.Hui, R.D.Walter, S.Al-Karadaghi, St Genomics Consortium (Sgc)
compound		source
Molecule: Spermidine Synthase Chain: A, B, C Ec: 2.5.1.16 Engineered: Yes		Organism_scientific: Plasmodium Falciparum Organism_taxid: 36329 Strain: 3d7 Gene: Pf11_0301 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21-(De3)-Rosetta Oxford Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28a-Lic
symmetry	Space Group: C 1 2 1	R_factor 0.180 R_Free 0.214
crystal cell	length a length b length c angle alpha angle beta angle gamma 196.300 134.180 48.320 90.00 94.38 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	1PG, GOL, S4M	enzyme	Transferase E.C.2.5.1.16 BRENDA
Gene	PF11
Gene Ontology	Chain Function Process Component A, C, B
Primary reference	Crystal structure of Plasmodium falciparum spermidine synthase in complex with the substrate decarboxylated S-adenosylmethionine and the potent inhibitors 4MCHA and AdoDATO., Dufe VT, Qiu W, Muller IB, Hui R, Walter RD, Al-Karadaghi S, J Mol Biol. 2007 Oct 12;373(1):167-77. Epub 2007 Aug 2. PMID:17822713

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (150 Kb) [Save to disk] Biological Unit Coordinates (2pt6.pdb1.gz) 96 Kb Biological Unit Coordinates (2pt6.pdb2.gz) 97 Kb LPC: Ligand-Protein Contacts for 2PT6 CSU: Contacts of Structural Units for 2PT6 Likely Quarternary Molecular Structure file(s) for 2PT6 Structure Factors (670 Kb) Retrieve 2PT6 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2PT6 from S2C, [Save to disk] Re-refined 2pt6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2PT6 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 2PT6

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 2PT6, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2pt6_B] [2pt6_A] [2pt6_C] [2pt6] SWISS-PROT database: [Q8II73] Domain organization of [Q8II73_PLAF7] by SWISSPFAM

Other resources with information on 2PT6

Community annotation for 2PT6 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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