1B8K	Hormone Growth Factor	date	Feb 01, 1999
title	Neurotrophin-3 From Human
authors	R.C.Robinson, C.Radziejewski, D.I.Stuart, E.Y.Jones, S.Choe
compound		source
Molecule: Protein (Neurotrophin-3) Chain: A Synonym: Nt3 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Other_details: Supplied By Regeneron Pharm.
symmetry	Space Group: P 21 21 2	R_factor 0.238 R_Free 0.302
crystal cell	length a length b length c angle alpha angle beta angle gamma 38.300 52.300 67.700 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.15 Å
related structures	by homologous chain: 1BND
Gene Ontology	Chain Function Process Component A
Primary reference	The structures of the neurotrophin 4 homodimer and the brain-derived neurotrophic factor/neurotrophin 4 heterodimer reveal a common Trk-binding site., Robinson RC, Radziejewski C, Spraggon G, Greenwald J, Kostura MR, Burtnick LD, Stuart DI, Choe S, Jones EY, Protein Sci. 1999 Dec;8(12):2589-97. PMID:10631974

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (19 Kb) [Save to disk] Biological Unit Coordinates (1b8k.pdb1.gz) 30 Kb CSU: Contacts of Structural Units for 1B8K Likely Quarternary Molecular Structure file(s) for 1B8K Retrieve 1B8K in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1B8K from S2C, [Save to disk]

View 1B8K 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 1B8K

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1B8K, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1b8ka_, region A [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: [1b8k] [1b8k_A] SWISS-PROT database: [P20783] Domain organization of [NTF3_HUMAN] by SWISSPFAM Domain found in 1B8K: [NGF ] by SMART

Other resources with information on 1B8K

Community annotation for 1B8K at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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