3BK3	Hormone Growth Factor	date	Dec 05, 2007
title	Crystal Structure Of The Complex Of Bmp-2 And The First Von Domain Type C Of Crossveinless-2
authors	T.D.Mueller, W.Sebald, J.L.Zhang
compound		source
Molecule: Bone Morphogenetic Protein 2 Chain: A, B Synonym: Bmp-2, Bmp-2a Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Gene: Bmp2, Bmp2a Expression_system: Escherichia Coli Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pn25c109
Molecule: Crossveinless 2 Chain: C, D Fragment: Vwc1 Cv-2, Vwc Domain 1, Unp Residues 28-93 Engineered: Yes		Organism_scientific: Danio Rerio Organism_common: Zebrafish Gene: Crossveinless-2 Expression_system: Escherichia Coli Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet32a
symmetry	Space Group: I 41	R_factor 0.203 R_Free 0.245
crystal cell	length a length b length c angle alpha angle beta angle gamma 83.750 83.750 139.850 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.70 Å
note	3BK3 is a representative structure
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal structure analysis reveals how the Chordin family member crossveinless 2 blocks BMP-2 receptor binding., Zhang JL, Qiu LY, Kotzsch A, Weidauer S, Patterson L, Hammerschmidt M, Sebald W, Mueller TD, Dev Cell. 2008 May;14(5):739-50. PMID:18477456

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (59 Kb) [Save to disk] Biological Unit Coordinates (3bk3.pdb1.gz) 53 Kb Biological Unit Coordinates (3bk3.pdb2.gz) 53 Kb Biological Unit Coordinates (3bk3.pdb3.gz) 28 Kb Biological Unit Coordinates (3bk3.pdb4.gz) 28 Kb CSU: Contacts of Structural Units for 3BK3 Likely Quarternary Molecular Structure file(s) for 3BK3 Structure Factors (102 Kb) Retrieve 3BK3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3BK3 from S2C, [Save to disk] Re-refined 3bk3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3BK3 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 3BK3

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 3BK3, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3bk3_D] [3bk3] [3bk3_B] [3bk3_C] [3bk3_A] SWISS-PROT database: [P12643] [Q5D734] Domain organization of [BMP2_HUMAN] [Q5D734_DANRE] by SWISSPFAM Domains found in 3BK3: [TGFB] [VWC ] by SMART

Other resources with information on 3BK3

Community annotation for 3BK3 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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