CALCIUM BINDING IN ALPHA-AMYLASES: AN X-RAY DIFFRACTION STUDY AT 2.1 ANGSTROMS RESOLUTION OF TWO ENZYMES FROM ASPERGILLUS     DOI:10.2210/pdb2aaa/pdb

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Primary Citation       Molecular Description Hide Classification: Glycosidase Structure Weight: 53045.76   Molecule: ALPHA-AMYLASE Polymer: 1 Type: polypeptide(L) Length: 484 Chains: A EC#: 3.2.1.1          Source Hide Polymer: 1 Scientific Name: Aspergillus niger         Ligand Chemical Component Hide Identifier Name Formula Interaction View Links CA     CALCIUM ION Ca Ligand Explorer       Derived Data Hide SCOP Classification v1.75 - (2 Domains) CATH Classification v3.2.0 - (2 Domains) PFAM Classification - (2 Domains) GO Terms - (10 Terms)     Reset Layout

Biological Assembly     More Images... View in Jmol Other Viewers close KiNG WebMol QuickPDB FirstGlance Kiosk SimpleViewer Protein Workshop Ligand Explorer Biological assembly assigned by authors         Deposition Summary Hide Authors:   Brady, L.,   Brzozowski, A.M.,   Derewenda, Z.,   Dodson, E.J.,   Dodson, G.G. Deposition:   1991-02-27 Release:   1993-07-15 Last Modified (REVDAT):   2009-02-24       Experimental Details Hide Method:   X-RAY DIFFRACTION Experimental Data:   Resolution[Å]: 2.10 R-Value: 0.169 (obs.) R-Free: n/a Space Group: C 2 2 21 Unit Cell:   Length [Å] Angles [°] a = 81.10 α = 90.00  b = 98.30 β = 90.00  c = 138.00 γ = 90.00