1W9H		date
authors
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
ligand	CD, CL, NI	enzyme
note	1W9H is a representative structure
related structures	by homologous chain: 2BGG
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of a PIWI protein suggests mechanisms for siRNA recognition and slicer activity., Parker JS, Roe SM, Barford D, EMBO J. 2004 Dec 8;23(24):4727-37. Epub 2004 Nov 25. PMID:15565169

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (142 Kb) [Save to disk] Biological Unit Coordinates (1w9h.pdb1.gz) 136 Kb LPC: Ligand-Protein Contacts for 1W9H CSU: Contacts of Structural Units for 1W9H Likely Quarternary Molecular Structure file(s) for 1W9H Structure Factors (480 Kb) Retrieve 1W9H in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1W9H from S2C, [Save to disk] Re-refined 1w9h structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1W9H 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.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1w9h] [1w9h_A] SWISS-PROT database: [O28951] Domain found in 1W9H: [Piwi ] by SMART

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