3C3M	Signaling Protein	date	Jan 28, 2008
title	Crystal Structure Of The N-Terminal Domain Of Response Regul Receiver Protein From Methanoculleus Marisnigri Jr1
authors	Y.Patskovsky, U.A.Ramagopal, R.Toro, A.J.Meyer, M.Dickey, S.Chang C.Groshong, J.M.Sauder, S.K.Burley, S.C.Almo, New York Sgx Rese Center For Structural Genomics (Nysgxrc)
compound		source
Molecule: Response Regulator Receiver Protein Chain: A Fragment: N-Terminal Fragment: Residues 2-128 Engineered: Yes		Organism_scientific: Methanoculleus Marisnigri Jr1 Organism_taxid: 368407 Strain: Jr1 Dsm 1498 Atcc: 35101 Gene: Memar_0295, Memar_0309 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_vector: Pet Expression_system_plasmid: Bc-Psgx3(Bc)
symmetry	Space Group: P 32 2 1	R_factor 0.164 R_Free 0.193
crystal cell	length a length b length c angle alpha angle beta angle gamma 57.744 57.744 93.233 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.70 Å
ligand	GOL, MSE	enzyme
note	3C3M is a representative structure
Gene	MEMAR ; MEMAR
Gene Ontology	Chain Function Process Component A

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (31 Kb) [Save to disk] Biological Unit Coordinates (3c3m.pdb1.gz) 49 Kb LPC: Ligand-Protein Contacts for 3C3M CSU: Contacts of Structural Units for 3C3M Likely Quarternary Molecular Structure file(s) for 3C3M Structure Factors (371 Kb) Retrieve 3C3M in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3C3M from S2C, [Save to disk] Re-refined 3c3m structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3C3M 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 3C3M

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 3C3M, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3c3m] [3c3m_A] SWISS-PROT database: [A3CS79] Domain organization of [A3CS79_METMJ] by SWISSPFAM Domain found in 3C3M: [REC ] by SMART

Other resources with information on 3C3M

Community annotation for 3C3M at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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