1SY1		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	HEM, NO, PO4	enzyme
related structures	by homologous chain: 1SXX, 1X8O
Gene Ontology	Chain Function Process Component A
Primary reference	Role of binding site loops in controlling nitric oxide release: structure and kinetics of mutant forms of nitrophorin 4., Maes EM, Weichsel A, Andersen JF, Shepley D, Montfort WR, Biochemistry 2004 Jun 1;43(21):6679-90. PMID:15157102

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (73 Kb) [Save to disk] Biological Unit Coordinates (1sy1.pdb1.gz) 68 Kb LPC: Ligand-Protein Contacts for 1SY1 CSU: Contacts of Structural Units for 1SY1 Likely Quarternary Molecular Structure file(s) for 1SY1 Structure Factors (680 Kb) Retrieve 1SY1 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1SY1 from S2C, [Save to disk] Re-refined 1sy1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1SY1 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: [1sy1] [1sy1_A] SWISS-PROT database: [Q94734]

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