1CM3	Transferase	date	May 13, 1999
title	His15asp Hpr From E. Coli
authors	S.Napper, E.B.Waygood, L.T.J.Delbaere
compound		source
Molecule: Histidine-Containing Protein Chain: A Synonym: Phosphocarrier Protein Hpr Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Gene: Ptsh Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Esk108 Expression_system_vector_type: Plasmid Expression_system_plasmid: Puc19
symmetry	Space Group: P 1 21 1	R_factor 0.191 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 25.570 45.340 27.620 90.00 104.00 90.00
method	X-Ray Diffraction	resolution	1.60 Å
related structures	by homologous chain: 1CM2, 1OPD
Gene Ontology	Chain Function Process Component A enzyme activator activity
Primary reference	The aspartyl replacement of the active site histidine in histidine-containing protein, HPr, of the Escherichia coli Phosphoenolpyruvate:Sugar phosphotransferase system can accept and donate a phosphoryl group. Spontaneous dephosphorylation of acyl-phosphate autocatalyzes an internal cyclization., Napper S, Delbaere LT, Waygood EB, J Biol Chem 1999 Jul 30;274(31):21776-82. PMID:10419492

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (23 Kb) [Save to disk] Biological Unit Coordinates (1cm3.pdb1.gz) 20 Kb CSU: Contacts of Structural Units for 1CM3 Likely Quarternary Molecular Structure file(s) for 1CM3 Structure Factors (52 Kb) Retrieve 1CM3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1CM3 from S2C, [Save to disk] Re-refined 1cm3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1CM3 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 1CM3

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 1CM3, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1cm3a_, 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: [1cm3_A] [1cm3] SWISS-PROT database: [P0AA04] Belongs to the phosphotransferase system hpr (hpr) family according to TCDB. Domain organization of [PTHP_ECOLI] by SWISSPFAM

Other resources with information on 1CM3

Community annotation for 1CM3 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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