1K33		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
related structures	by homologous chain: 1I5X, 1QR9
Primary reference	Interhelical interactions in the gp41 core: implications for activation of HIV-1 membrane fusion., Wang S, York J, Shu W, Stoller MO, Nunberg JH, Lu M, Biochemistry 2002 Jun 11;41(23):7283-92. PMID:12044159

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (16 Kb) [Save to disk] Biological Unit Coordinates (1k33.pdb1.gz) 33 Kb CSU: Contacts of Structural Units for 1K33 Likely Quarternary Molecular Structure file(s) for 1K33 Structure Factors (47 Kb) Retrieve 1K33 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1K33 from S2C, [Save to disk] Re-refined 1k33 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1K33 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: [1k33] [1k33_A] SWISS-PROT database: [P04578] Belongs to the human immunodeficiency virus type 1 (hiv-1) fusion peptide (hiv-fp) family according to TCDB.

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