1IMX	Hormone Growth Factor	date	May 11, 2001
title	1.8 Angstrom Crystal Structure Of Igf-1
authors	F.F.Vajdos, M.Ultsch, M.L.Schaffer, K.D.Deshayes, J.Liu, N.J.Skelton, A.M.De Vos
compound		source
Molecule: Insulin-Like Growth Factor 1a Chain: A Synonym: Igf-1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Igf-1 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 2 2 21	R_factor 0.245 R_Free 0.258
crystal cell	length a length b length c angle alpha angle beta angle gamma 31.831 71.055 65.996 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.82 Å
ligand	BR, CPQ	enzyme
related structures	by homologous chain: 1B2G
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of human insulin-like growth factor-1: detergent binding inhibits binding protein interactions., Vajdos FF, Ultsch M, Schaffer ML, Deshayes KD, Liu J, Skelton NJ, de Vos AM, Biochemistry 2001 Sep 18;40(37):11022-9. PMID:11551198

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (16 Kb) [Save to disk] Biological Unit Coordinates (1imx.pdb1.gz) 12 Kb LPC: Ligand-Protein Contacts for 1IMX CSU: Contacts of Structural Units for 1IMX Likely Quarternary Molecular Structure file(s) for 1IMX Structure Factors (53 Kb) Retrieve 1IMX in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IMX from S2C, [Save to disk] Re-refined 1imx structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IMX 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 1IMX

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 1IMX, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1imxa_, 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: [1imx] [1imx_A] SWISS-PROT database: [P01343] Domain organization of [IGF1A_HUMAN] by SWISSPFAM Domain found in 1IMX: [IlGF ] by SMART

Other resources with information on 1IMX

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

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