1S1Z	Photoreceptor	date	Jan 07, 2004
title	Photoactivated Chromophore Conformation In Photoactive Yello (E46q Mutant) From 10 To 500 Nanoseconds
authors	S.Anderson, V.Srajer, R.Pahl, S.Rajagopal, F.Schotte, P.Anfinrud, K.Moffat
compound		source
Molecule: Photoactive Yellow Protein Chain: A Synonym: Pyp Engineered: Yes Mutation: Yes		Organism_scientific: Halorhodospira Halophila Organism_taxid: 1053 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 63	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 66.917 66.917 41.002 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.60 Å
ligand	HC4	enzyme
related structures	by homologous chain: 1S1Y, 2PHY
Gene Ontology	Chain Function Process Component A
Primary reference	Chromophore conformation and the evolution of tertiary structural changes in photoactive yellow protein., Anderson S, Srajer V, Pahl R, Rajagopal S, Schotte F, Anfinrud P, Wulff M, Moffat K, Structure (Camb) 2004 Jun;12(6):1039-45. PMID:15274923

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (30 Kb) [Save to disk] Biological Unit Coordinates (1s1z.pdb1.gz) 26 Kb LPC: Ligand-Protein Contacts for 1S1Z CSU: Contacts of Structural Units for 1S1Z Likely Quarternary Molecular Structure file(s) for 1S1Z Retrieve 1S1Z in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1S1Z from S2C, [Save to disk]

View 1S1Z 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 1S1Z

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1S1Z, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1s1za_, region A [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1s1z] [1s1z_A] SWISS-PROT database: [P16113] Domain organization of [PYP_HALHA] by SWISSPFAM Domain found in 1S1Z: [PAS ] by SMART

Other resources with information on 1S1Z

Community annotation for 1S1Z at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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