1BTG	Growth Factor	date	Aug 29, 1995
title	Crystal Structure Of Beta Nerve Growth Factor At 2.5 A Resol C2 Space Group With Zn Ions Bound
authors	D.R.Holland, B.W.Matthews
compound		source
Molecule: Beta Nerve Growth Factor Chain: A, B, C Synonym: Bngf Engineered: Yes Mutation: Yes Other_details: Zn Ions Bound		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Organ: Salivary Glands
symmetry	Space Group: C 1 2 1	R_factor R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 109.800 93.900 58.900 90.00 123.10 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	ZN	enzyme
related structures	by homologous chain: 1SG1
Gene Ontology	Chain Function Process Component A, C, B
Primary reference	Nerve growth factor in different crystal forms displays structural flexibility and reveals zinc binding sites., Holland DR, Cousens LS, Meng W, Matthews BW, J Mol Biol 1994 Jun 10;239(3):385-400. PMID:8201620

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (57 Kb) [Save to disk] Biological Unit Coordinates (1btg.pdb1.gz) 52 Kb Biological Unit Coordinates (1btg.pdb2.gz) 35 Kb Biological Unit Coordinates (1btg.pdb3.gz) 35 Kb Biological Unit Coordinates (1btg.pdb4.gz) 36 Kb LPC: Ligand-Protein Contacts for 1BTG CSU: Contacts of Structural Units for 1BTG Likely Quarternary Molecular Structure file(s) for 1BTG Structure Factors (114 Kb) Retrieve 1BTG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1BTG from S2C, [Save to disk]

View 1BTG 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 1BTG

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1BTG, from MSDmotif at EBI Genome occurence of 1BTG's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1btga_, region A [Jmol] [rasmolscript] [script source]     - Domain d1btgb_, region B [Jmol] [rasmolscript] [script source]     - Domain d1btgc_, region C [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: [1btg] [1btg_B] [1btg_C] [1btg_A] SWISS-PROT database: [P01139] Domain organization of [NGF_MOUSE] by SWISSPFAM Domain found in 1BTG: [NGF ] by SMART

Other resources with information on 1BTG

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

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