6RLX	Hormone(Muscle Relaxant)	date	Jun 21, 1991
title	X-Ray Structure Of Human Relaxin At 1.5 Angstroms. Compariso Insulin And Implications For Receptor Binding Determinants
authors	C.Eigenbrot, M.Randal, A.A.Kossiakoff
compound		source
Molecule: Relaxin, A-Chain Chain: A, C Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Relaxin, B-Chain Chain: B, D Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 2 2 21	R_factor 0.187 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 53.970 56.880 61.680 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.50 Å
ligand	PCA	enzyme
note	6RLX is a representative structure
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	X-ray structure of human relaxin at 1.5 A. Comparison to insulin and implications for receptor binding determinants., Eigenbrot C, Randal M, Quan C, Burnier J, O'Connell L, Rinderknecht E, Kossiakoff AA, J Mol Biol 1991 Sep 5;221(1):15-21. PMID:1656049

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (23 Kb) [Save to disk] Biological Unit Coordinates (6rlx.pdb1.gz) 18 Kb LPC: Ligand-Protein Contacts for 6RLX CSU: Contacts of Structural Units for 6RLX Likely Quarternary Molecular Structure file(s) for 6RLX Structure Factors (191 Kb) Retrieve 6RLX in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 6RLX from S2C, [Save to disk] Re-refined 6rlx structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 6RLX 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 6RLX

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 6RLX 6RLXA 6RLXB 6RLXC 6RLXD from the CEP Server. Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 6RLX, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d6rlx.1, region B:,A [Jmol] [rasmolscript] [script source]     - Domain d6rlx.2, region D:,C [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [6rlx_C] [6rlx] [6rlx_A] [6rlx_D] [6rlx_B] SWISS-PROT database: [P04090] Domain organization of [REL2_HUMAN] by SWISSPFAM

Other resources with information on 6RLX

Community annotation for 6RLX 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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