Calcium in PDB 2zq0: Crystal Structure of Susb Complexed with Acarbose

All present enzymatic activity of Crystal Structure of Susb Complexed with Acarbose:
3.2.1.20;

The structure of Crystal Structure of Susb Complexed with Acarbose, PDB code: 2zq0 was solved by M.Yao, I.Tanaka, M.Kitamura, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 1.60
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	75.717, 112.344, 102.467, 90.00, 100.61, 90.00
R / Rfree (%)	17.1 / 18.7

The binding sites of Calcium atom in the Crystal Structure of Susb Complexed with Acarbose (pdb code 2zq0). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Crystal Structure of Susb Complexed with Acarbose, PDB code: 2zq0:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Crystal Structure of Susb Complexed with Acarbose


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of Susb Complexed with Acarbose within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca901 b:10.4 occ:1.00 OE1 A:GLU508 2.3 9.7 1.0 OE2 A:GLU194 2.3 12.7 1.0 OE2 A:GLU526 2.3 10.6 1.0 O2A A:ACR801 2.4 11.2 1.0 OE1 A:GLU532 2.4 11.4 1.0 O3B A:ACR801 2.5 12.0 1.0 N4B A:ACR801 2.8 11.2 1.0 C1A A:ACR801 3.0 11.2 1.0 C2A A:ACR801 3.3 11.2 1.0 C3B A:ACR801 3.3 11.2 1.0 CD A:GLU532 3.4 12.9 1.0 CD A:GLU194 3.4 11.5 1.0 CD A:GLU526 3.4 10.1 1.0 CD A:GLU508 3.5 10.3 1.0 OE2 A:GLU532 3.6 14.5 1.0 C4B A:ACR801 3.6 9.9 1.0 OE1 A:GLU194 3.8 11.3 1.0 OE1 A:GLU526 3.8 11.6 1.0 O A:HOH993 4.0 11.8 1.0 O A:HOH957 4.0 12.1 1.0 CG A:GLU508 4.2 9.5 1.0 OE2 A:GLU508 4.5 11.3 1.0 ND1 A:HIS507 4.5 9.3 1.0 C7A A:ACR801 4.5 12.7 1.0 C3A A:ACR801 4.6 11.0 1.0 CG A:GLU194 4.7 12.2 1.0 CG A:GLU526 4.7 11.3 1.0 C2B A:ACR801 4.7 12.3 1.0 CG A:GLU532 4.8 12.5 1.0 CB A:HIS507 4.8 10.2 1.0 C5B A:ACR801 5.0 13.2 1.0 O A:HOH905 5.0 10.7 1.0

Calcium binding site 2 out of 2 in the Crystal Structure of Susb Complexed with Acarbose


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of Susb Complexed with Acarbose within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca902 b:10.5 occ:1.00 OE2 B:GLU194 2.3 11.5 1.0 OE2 B:GLU508 2.3 10.8 1.0 OE1 B:GLU526 2.4 10.4 1.0 O2A B:ACR811 2.4 10.1 1.0 OE2 B:GLU532 2.4 11.6 1.0 O3B B:ACR811 2.5 10.7 1.0 N4B B:ACR811 2.8 10.3 1.0 C1A B:ACR811 3.0 11.9 1.0 C2A B:ACR811 3.3 10.5 1.0 C3B B:ACR811 3.3 10.5 1.0 CD B:GLU532 3.3 12.7 1.0 CD B:GLU526 3.4 9.8 1.0 CD B:GLU194 3.4 12.1 1.0 CD B:GLU508 3.5 10.6 1.0 OE1 B:GLU532 3.6 14.2 1.0 C4B B:ACR811 3.6 9.7 1.0 OE2 B:GLU526 3.8 10.5 1.0 OE1 B:GLU194 3.8 10.8 1.0 O B:HOH934 4.0 10.5 1.0 O B:HOH918 4.0 12.2 1.0 CG B:GLU508 4.2 9.3 1.0 OE1 B:GLU508 4.5 10.2 1.0 ND1 B:HIS507 4.5 8.4 1.0 C7A B:ACR811 4.5 13.1 1.0 C3A B:ACR811 4.6 10.0 1.0 CG B:GLU194 4.7 11.5 1.0 CG B:GLU526 4.7 9.7 1.0 CG B:GLU532 4.7 11.7 1.0 C2B B:ACR811 4.7 11.8 1.0 CB B:HIS507 4.9 9.3 1.0 C5B B:ACR811 5.0 12.7 1.0

M.Kitamura, M.Okuyama, F.Tanzawa, H.Mori, Y.Kitago, N.Watanabe, A.Kimura, I.Tanaka, M.Yao. Structural and Functional Analysis of A Glycoside Hydrolase Family 97 Enzyme From Bacteroides Thetaiotaomicron. J.Biol.Chem. V. 283 36328 2008.
ISSN: ISSN 0021-9258
PubMed: 18981178
DOI: 10.1074/JBC.M806115200