2O07	Transferase	date	Nov 27, 2006
title	Human Spermidine Synthase
authors	J.Min, H.Wu, H.Zeng, P.Loppnau, J.Weigelt, M.Sundstrom, C.H.Arrows A.M.Edwards, A.Bochkarev, A.N.Plotnikov, Structural Genomics C (Sgc)
compound		source
Molecule: Spermidine Synthase Chain: A, B Synonym: Putrescine Aminopropyltransferase, Spdsy Ec: 2.5.1.16 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Srm, Sps1 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 1 21 1	R_factor 0.176 R_Free 0.228
crystal cell	length a length b length c angle alpha angle beta angle gamma 58.125 60.663 86.705 90.00 108.68 90.00
method	X-Ray Diffraction	resolution	1.89 Å
ligand	MTA, SPD	enzyme	Transferase E.C.2.5.1.16 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structure and mechanism of spermidine synthases., Wu H, Min J, Ikeguchi Y, Zeng H, Dong A, Loppnau P, Pegg AE, Plotnikov AN, Biochemistry. 2007 Jul 17;46(28):8331-9. Epub 2007 Jun 22. PMID:17585781

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (106 Kb) [Save to disk] Biological Unit Coordinates (2o07.pdb1.gz) 100 Kb LPC: Ligand-Protein Contacts for 2O07 CSU: Contacts of Structural Units for 2O07 Likely Quarternary Molecular Structure file(s) for 2O07 Structure Factors (669 Kb) Retrieve 2O07 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2O07 from S2C, [Save to disk] Re-refined 2o07 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2O07 in 3D

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Visual 3D analysis of 2O07

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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 2O07, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2o07_A] [2o07] [2o07_B] SWISS-PROT database: [P19623] Domain organization of [SPEE_HUMAN] by SWISSPFAM

Other resources with information on 2O07

Community annotation for 2O07 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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