1QUD	L99G MUTANT OF T4 LYSOZYME	date
authors	Wray, J., Baase, W.A., Lindstrom, J.D., Poteete, A.R., Matthews, B.W.
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution	1.75
ligand	CL, HEZ	enzyme
related structures	by homologous chain: 1DYB, 1L94
Gene Ontology	Chain Function Process Component A
Primary reference	Structural analysis of a non-contiguous second-site revertant in T4 lysozyme shows that increasing the rigidity of a protein can enhance its stability., Wray JW, Baase WA, Lindstrom JD, Weaver LH, Poteete AR, Matthews BW, J Mol Biol 1999 Oct 8;292(5):1111-20. PMID:10512706

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (33 Kb) [Save to disk] Biological Unit Coordinates (1qud.pdb1.gz) 29 Kb LPC: Ligand-Protein Contacts for 1QUD CSU: Contacts of Structural Units for 1QUD Likely Quarternary Molecular Structure file(s) for 1QUD Structure Factors (160 Kb) Retrieve 1QUD in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1QUD from S2C, [Save to disk] Re-refined 1qud structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1QUD 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 1QUD

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 1QUD, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1quda_, 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: [1qud_A] [1qud] SWISS-PROT database: [P00720] Domain organization of [LYS_BPT4] by SWISSPFAM

Other resources with information on 1QUD

Community annotation for 1QUD 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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