1SG1 Hormone Growth Factor Membrane Protein date Feb 22, 2004
title Crystal Structure Of The Receptor-Ligand Complex Between Nerve Growth Factor And The Common Neurotrophin Receptor P75
authors X.L.He, K.C.Garcia
compound source
Molecule: Beta-Nerve Growth Factor
Chain: A, B
Synonym: Beta-Ngf
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Ngfb
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid

Molecule: Tumor Necrosis Factor Receptor Superfamily Member 16;
Chain: X
Synonym: Low- Affinity Nerve Growth Factor Receptor, Ngf Receptor, Gp80-Lngfr, P75 Icd, Low Affinity Neurotrophin Receptor P75ntr;
Engineered: Yes

Organism_scientific: Rattus Norvegicus
Organism_common: Norway Rat
Organism_taxid: 10116
Gene: P75
Expression_system: Unidentified Baculovirus
Expression_system_taxid: 10469
Expression_system_strain: Tn5
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pacgp67a
symmetry Space Group: P 21 21 21
R_factor 0.243 R_Free 0.269
length a length b length c angle alpha angle beta angle gamma
49.692 91.796 92.010 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.40 Å
ligand CL enzyme
note 1SG1 (Molecule of the Month:pdb68)
related structures by homologous chain: 1BET, 1BTG
A, B

Primary referenceStructure of nerve growth factor complexed with the shared neurotrophin receptor p75., He XL, Garcia KC, Science 2004 May 7;304(5672):870-5. PMID:15131306
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (70 Kb) [Save to disk]
  • Biological Unit Coordinates (1sg1.pdb1.gz) 65 Kb
  • LPC: Ligand-Protein Contacts for 1SG1
  • CSU: Contacts of Structural Units for 1SG1
  • Likely Quarternary Molecular Structure file(s) for 1SG1
  • Structure Factors (279 Kb)
  • Retrieve 1SG1 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1SG1 from S2C, [Save to disk]
  • Re-refined 1sg1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1SG1 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 1SG1
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1SG1, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1sg1a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1sg1b_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1sg1x4, region X:138-161 [Jmol] [rasmolscript] [script source]
        - Domain d1sg1x1, region X:2-56 [Jmol] [rasmolscript] [script source]
        - Domain d1sg1x2, region X:57-95 [Jmol] [rasmolscript] [script source]
        - Domain d1sg1x3, region X:96-137 [Jmol] [rasmolscript] [script source]
  • Fold representative 1sg1 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: [1sg1_B] [1sg1_X] [1sg1] [1sg1_A]
  • SWISS-PROT database: [P01138] [P07174]
  • Domain organization of [NGF_HUMAN] [TNR16_RAT] by SWISSPFAM
  • Domains found in 1SG1: [NGF] [TNFR ] by SMART
  • Other resources with information on 1SG1
  • Community annotation for 1SG1 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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