1NHI	Replication, Signaling Protein	date	Dec 19, 2002
title	Crystal Structure Of N-Terminal 40kd Mutl (Ln40) Complex Wit And One Potassium
authors	X.Hu, M.Machius, W.Yang
compound		source
Molecule: Dna Mismatch Repair Protein Mutl Chain: A Fragment: N-Terminal 40kd Atpase Fragment (Ln40) Engineered: Yes		Organism_scientific: Escherichia Coli K12 Organism_taxid: 83333 Strain: K-12 Gene: Mutl Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Hms174 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet15b Ptx418
symmetry	Space Group: I 2 2 2	R_factor 0.208 R_Free 0.229
crystal cell	length a length b length c angle alpha angle beta angle gamma 61.897 71.415 190.342 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	ANP, EDO, K, MG	enzyme
related structures	by homologous chain: 1B62, 1B63
Gene Ontology	Chain Function Process Component A
Primary reference	Monovalent cation dependence and preference of GHKL ATPases and kinases., Hu X, Machius M, Yang W, FEBS Lett 2003 Jun 5;544(1-3):268-73. PMID:12782329

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (62 Kb) [Save to disk] Biological Unit Coordinates (1nhi.pdb1.gz) 112 Kb LPC: Ligand-Protein Contacts for 1NHI CSU: Contacts of Structural Units for 1NHI Likely Quarternary Molecular Structure file(s) for 1NHI Structure Factors (812 Kb) Retrieve 1NHI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NHI from S2C, [Save to disk] Re-refined 1nhi structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1NHI 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 1NHI

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 1NHI, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1nhia2, region A:-2-216 [Jmol] [rasmolscript] [script source]     - Domain d1nhia1, region A:217-331 [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: [1nhi] [1nhi_A] SWISS-PROT database: [P23367] Domain organization of [MUTL_ECOLI] by SWISSPFAM Domains found in 1NHI: [DNA_mis_repair] [HATPase_c ] by SMART

Other resources with information on 1NHI

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

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