4ECA		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	AEI	enzyme
related structures	by homologous chain: 1JAZ, 1NNS
Gene Ontology	Chain Function Process Component D, A, C, B
Primary reference	A covalently bound catalytic intermediate in Escherichia coli asparaginase: crystal structure of a Thr-89-Val mutant., Palm GJ, Lubkowski J, Derst C, Schleper S, Rohm KH, Wlodawer A, FEBS Lett 1996 Jul 22;390(2):211-6. PMID:8706862

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (211 Kb) [Save to disk] Biological Unit Coordinates (4eca.pdb1.gz) 206 Kb LPC: Ligand-Protein Contacts for 4ECA CSU: Contacts of Structural Units for 4ECA Likely Quarternary Molecular Structure file(s) for 4ECA Structure Factors (600 Kb) Retrieve 4ECA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4ECA from S2C, [Save to disk] Re-refined 4eca structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4ECA 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: [4eca] [4eca_A] [4eca_B] [4eca_C] [4eca_D] SWISS-PROT database: [P00805] Domain found in 4ECA: [Asparaginase ] by SMART

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