1JQ3	Transferase	date	Aug 03, 2001
title	Crystal Structure Of Spermidine Synthase In Complex With Tra State Analogue Adodato
authors	S.Korolev, Y.Ikeguchi, T.Skarina, S.Beasley, A.Edwards, A.Joachim A.E.Pegg, A.Savchenko, Midwest Center For Structural Genomics
compound		source
Molecule: Spermidine Synthase Chain: A, B, C, D Synonym: Putrescine Aminopropyltransferase, Spdsy Ec: 2.5.1.16 Engineered: Yes		Organism_scientific: Thermotoga Maritima Organism_taxid: 2336 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet15b
symmetry	Space Group: P 21 21 2	R_factor 0.196 R_Free 0.229
crystal cell	length a length b length c angle alpha angle beta angle gamma 132.519 198.020 51.731 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.80 Å
ligand	AAT	enzyme	Transferase E.C.2.5.1.16 BRENDA
related structures	by homologous chain: 1INL
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	The crystal structure of spermidine synthase with a multisubstrate adduct inhibitor., Korolev S, Ikeguchi Y, Skarina T, Beasley S, Arrowsmith C, Edwards A, Joachimiak A, Pegg AE, Savchenko A, Nat Struct Biol 2002 Jan;9(1):27-31. PMID:11731804

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (208 Kb) [Save to disk] Biological Unit Coordinates (1jq3.pdb1.gz) 203 Kb LPC: Ligand-Protein Contacts for 1JQ3 CSU: Contacts of Structural Units for 1JQ3 Likely Quarternary Molecular Structure file(s) for 1JQ3 Structure Factors (978 Kb) Retrieve 1JQ3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1JQ3 from S2C, [Save to disk] Re-refined 1jq3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1JQ3 in 3D

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Visual 3D analysis of 1JQ3

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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 1JQ3, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1jq3a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1jq3b_, region B [Jmol] [rasmolscript] [script source]     - Domain d1jq3c_, region C [Jmol] [rasmolscript] [script source]     - Domain d1jq3d_, region D [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1jq3_D] [1jq3_B] [1jq3_A] [1jq3] [1jq3_C] SWISS-PROT database: [Q9WZC2] Domain organization of [SPEE_THEMA] by SWISSPFAM

Other resources with information on 1JQ3

Community annotation for 1JQ3 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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