1ISQ		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	ACE	enzyme
related structures	by homologous chain: 1GE8
Gene Ontology	Chain Function Process Component A DNA polymerase processivity ...
Primary reference	Physical interaction between proliferating cell nuclear antigen and replication factor C from Pyrococcus furiosus., Matsumiya S, Ishino S, Ishino Y, Morikawa K, Genes Cells 2002 Sep;7(9):911-22. PMID:12296822

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (44 Kb) [Save to disk] Biological Unit Coordinates (1isq.pdb1.gz) 118 Kb LPC: Ligand-Protein Contacts for 1ISQ CSU: Contacts of Structural Units for 1ISQ Likely Quarternary Molecular Structure file(s) for 1ISQ Structure Factors (114 Kb) Retrieve 1ISQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1ISQ from S2C, [Save to disk] Re-refined 1isq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1ISQ 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: [1isq] [1isq_A] [1isq_B] SWISS-PROT database: [O73947]

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