1S7G	Transcription	date	Jan 29, 2004
title	Structural Basis For The Mechanism And Regulation Of Sir2 En
authors	J.L.Avalos, J.D.Boeke, C.Wolberger
compound		source
Molecule: Nad-Dependent Deacetylase 2 Chain: A, B, C, D, E Synonym: Regulatory Protein Sir2 Homolog 2, Sir2-Af2 Ec: 3.5.1.- Engineered: Yes		Organism_scientific: Archaeoglobus Fulgidus Organism_taxid: 2234 Gene: Npda2, Af0112 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 (De3) Plys S Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet11a
symmetry	Space Group: P 21 21 2	R_factor 0.207 R_Free 0.249
crystal cell	length a length b length c angle alpha angle beta angle gamma 104.850 181.574 78.921 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	1PE, 2PE, APR, EDO, NAD, P6G, PG4, SO4, ZN	enzyme	Hydrolase E.C.3.5.1 BRENDA
related structures	by homologous chain: 1MA3, 1YC2
Gene Ontology	Chain Function Process Component A, D, C, E, B protein-malonyllysine demalo... protein-succinyllysine desuc...
Primary reference	Structural basis for the mechanism and regulation of sir2 enzymes., Avalos JL, Boeke JD, Wolberger C, Mol Cell 2004 Mar 5;13(5):639-48. PMID:15023335

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (211 Kb) [Save to disk] Biological Unit Coordinates (1s7g.pdb1.gz) 203 Kb LPC: Ligand-Protein Contacts for 1S7G CSU: Contacts of Structural Units for 1S7G Likely Quarternary Molecular Structure file(s) for 1S7G Structure Factors (532 Kb) Retrieve 1S7G in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1S7G from S2C, [Save to disk] Re-refined 1s7g structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1S7G 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 1S7G

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 1S7G, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1s7ga_, region A [Jmol] [rasmolscript] [script source]     - Domain d1s7gb_, region B [Jmol] [rasmolscript] [script source]     - Domain d1s7gc_, region C [Jmol] [rasmolscript] [script source]     - Domain d1s7gd_, region D [Jmol] [rasmolscript] [script source]     - Domain d1s7ge_, region E [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: [1s7g_A] [1s7g_B] [1s7g] [1s7g_E] [1s7g_D] [1s7g_C] SWISS-PROT database: [O30124] Domain organization of [NPD2_ARCFU] by SWISSPFAM

Other resources with information on 1S7G

Community annotation for 1S7G at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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