1A28		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	STR BindingDB	enzyme
related structures	by homologous chain: 1E3K, 1SR7
Primary reference	Atomic structure of progesterone complexed with its receptor., Williams SP, Sigler PB, Nature 1998 May 28;393(6683):392-6. PMID:9620806

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (89 Kb) [Save to disk] Biological Unit Coordinates (1a28.pdb1.gz) 43 Kb Biological Unit Coordinates (1a28.pdb2.gz) 43 Kb LPC: Ligand-Protein Contacts for 1A28 CSU: Contacts of Structural Units for 1A28 Likely Quarternary Molecular Structure file(s) for 1A28 Structure Factors (367 Kb) Retrieve 1A28 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1A28 from S2C, [Save to disk] Re-refined 1a28 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1A28 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: [1a28] [1a28_A] [1a28_B] SWISS-PROT database: [P06401] Domain found in 1A28: [HOLI ] by SMART

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