1AB4		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: 1X75
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of the breakage-reunion domain of DNA gyrase., Morais Cabral JH, Jackson AP, Smith CV, Shikotra N, Maxwell A, Liddington RC, Nature 1997 Aug 28;388(6645):903-6. PMID:9278055

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (75 Kb) [Save to disk] Biological Unit Coordinates (1ab4.pdb1.gz) 140 Kb CSU: Contacts of Structural Units for 1AB4 Likely Quarternary Molecular Structure file(s) for 1AB4 Structure Factors (295 Kb) Retrieve 1AB4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1AB4 from S2C, [Save to disk] Re-refined 1ab4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1AB4 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: [1ab4] [1ab4_A] SWISS-PROT database: [P0AES4] Domain found in 1AB4: [TOP4c ] by SMART

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