1HBX Gene Regulation date Apr 20, 2001
title Ternary Complex Of Sap-1 And Srf With Specific Sre Dna
authors M.Hassler, T.J.Richmond
compound source
Molecule: Serum Response Factor
Chain: A, B, D, E
Fragment: Core Residues 132-223
Synonym: Srf
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Plasmid: Pet3a
Gene: Srf (132-223)
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_variant: Plyss
Expression_system_plasmid: Pet3a
Expression_system_gene: Srf Core (132-223)

Molecule: Ets-Domain Protein Elk-4
Chain: G, H
Fragment: Residues 2-156
Synonym: Serum Response Factor Accessory Protein 1, Sap-1
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Plasmid: Pet3a
Gene: Sap-1 (1-156)
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_variant: Plyss
Expression_system_plasmid: Pet3a
Expression_system_gene: Sap-1 (1-156)

Molecule: 5'-D(Cpapcpapcpcpgpgpapapgptpcp Cptpapaptptpapgpgpcpcpapt)-3';
Chain: W, X
Fragment: Sre Specific Dna

Synthetic: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606

Molecule: 5'-D(Gpaptpgpgpcpcptpapaptptpap Gpgpapcptptpcpcpgpgptpg)-3';
Chain: C, F
Fragment: Sre Specific Dna

Synthetic: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
symmetry Space Group: P 21 21 2
R_factor 0.252 R_Free 0.285
crystal
cell
length a length b length c angle alpha angle beta angle gamma
142.680 144.390 75.930 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.15 Å
Gene
Ontology
ChainFunctionProcessComponent
A, D, E, B


H, G


Primary referenceThe B-box dominates SAP-1-SRF interactions in the structure of the ternary complex., Hassler M, Richmond TJ, EMBO J 2001 Jun 15;20(12):3018-28. PMID:11406578
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (140 Kb) [Save to disk]
  • Biological Unit Coordinates (1hbx.pdb1.gz) 69 Kb
  • Biological Unit Coordinates (1hbx.pdb2.gz) 69 Kb
  • CSU: Contacts of Structural Units for 1HBX
  • Likely Quarternary Molecular Structure file(s) for 1HBX
  • Retrieve 1HBX in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1HBX from S2C, [Save to disk]
  • View 1HBX 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 1HBX
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1HBX, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1hbxa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1hbxb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1hbxd_, region D [Jmol] [rasmolscript] [script source]
        - Domain d1hbxe_, region E [Jmol] [rasmolscript] [script source]
        - Domain d1hbxg_, region G [Jmol] [rasmolscript] [script source]
        - Domain d1hbxh_, region H [Jmol] [rasmolscript] [script source]
  • Fold representative 1hbx from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1hbx_C] [1hbx_H] [1hbx_D] [1hbx_X] [1hbx_E] [1hbx_W] [1hbx_B] [1hbx_F] [1hbx_G] [1hbx] [1hbx_A]
  • SWISS-PROT database: [P28324] [P11831]
  • Domain organization of [ELK4_HUMAN] [SRF_HUMAN] by SWISSPFAM
  • Domains found in 1HBX: [ETS] [MADS ] by SMART
  • Other resources with information on 1HBX
  • Community annotation for 1HBX at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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