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Calcium in PDB 1tm4: Crystal Structure of the Complex of Subtilsin Bpn'with Chymotrypsin Inhibitor 2 M59G Mutant

Enzymatic activity of Crystal Structure of the Complex of Subtilsin Bpn'with Chymotrypsin Inhibitor 2 M59G Mutant

All present enzymatic activity of Crystal Structure of the Complex of Subtilsin Bpn'with Chymotrypsin Inhibitor 2 M59G Mutant:
3.4.21.62;

Protein crystallography data

The structure of Crystal Structure of the Complex of Subtilsin Bpn'with Chymotrypsin Inhibitor 2 M59G Mutant, PDB code: 1tm4 was solved by E.S.Radisky, G.Kwan, C.J.Karen Lu, D.E.Koshland Jr., with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 81.65 / 1.70
Space group P 65 2 2
Cell size a, b, c (Å), α, β, γ (°) 94.100, 94.100, 186.806, 90.00, 90.00, 120.00
R / Rfree (%) 15.8 / 18.3

Other elements in 1tm4:

The structure of Crystal Structure of the Complex of Subtilsin Bpn'with Chymotrypsin Inhibitor 2 M59G Mutant also contains other interesting chemical elements:

Sodium (Na) 1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystal Structure of the Complex of Subtilsin Bpn'with Chymotrypsin Inhibitor 2 M59G Mutant (pdb code 1tm4). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Crystal Structure of the Complex of Subtilsin Bpn'with Chymotrypsin Inhibitor 2 M59G Mutant, PDB code: 1tm4:

Calcium binding site 1 out of 1 in 1tm4

Go back to Calcium Binding Sites List in 1tm4
Calcium binding site 1 out of 1 in the Crystal Structure of the Complex of Subtilsin Bpn'with Chymotrypsin Inhibitor 2 M59G Mutant


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 the Complex of Subtilsin Bpn'with Chymotrypsin Inhibitor 2 M59G Mutant within 5.0Å range:
probe atom residue distance (Å) B Occ
E:Ca450

b:17.8
occ:1.00
O E:LEU75 2.4 13.3 1.0
OD1 E:ASN77 2.4 13.4 1.0
O E:ILE79 2.4 14.4 1.0
OE1 E:GLN2 2.4 13.3 1.0
O E:VAL81 2.4 16.6 1.0
OD1 E:ASP41 2.4 14.7 1.0
OD2 E:ASP41 3.1 18.0 1.0
CG E:ASP41 3.1 14.9 1.0
CG E:ASN77 3.4 13.4 1.0
CD E:GLN2 3.5 14.6 1.0
C E:VAL81 3.5 14.6 1.0
C E:LEU75 3.5 12.8 1.0
C E:ILE79 3.6 16.5 1.0
ND2 E:ASN77 3.8 14.0 1.0
CG E:GLN2 3.9 14.3 1.0
N E:ASN77 4.0 13.8 1.0
N E:VAL81 4.0 14.5 1.0
C E:GLY80 4.3 14.2 1.0
N E:ILE79 4.3 15.3 1.0
CG1 E:ILE79 4.3 16.3 1.0
N E:LEU82 4.4 15.3 1.0
N E:LEU75 4.4 12.5 1.0
CA E:VAL81 4.4 14.3 1.0
CA E:LEU75 4.4 13.2 1.0
CA E:ILE79 4.5 16.1 1.0
CB E:GLN2 4.5 11.8 1.0
N E:ASN76 4.5 13.1 1.0
CA E:LEU82 4.5 14.1 1.0
O E:ASN77 4.5 13.5 1.0
CA E:ASN76 4.5 13.0 1.0
N E:GLY80 4.6 15.1 1.0
CB E:ASN77 4.6 13.6 1.0
CA E:GLY80 4.6 13.8 1.0
C E:ASN77 4.6 14.1 1.0
CB E:ASP41 4.6 14.1 1.0
CA E:ASN77 4.6 13.1 1.0
NE2 E:GLN2 4.7 12.0 1.0
C E:ASN76 4.7 14.2 1.0
CB E:LEU75 4.8 12.7 1.0
O E:GLY80 4.8 14.9 1.0
C E:ALA74 4.9 13.1 1.0

Reference:

E.S.Radisky, G.Kwan, C.J.Karen Lu, D.E.Koshland Jr.. Binding, Proteolytic, and Crystallographic Analyses of Mutations at the Protease-Inhibitor Interface of the Subtilisin Bpn'/Chymotrypsin Inhibitor 2 Complex(,). Biochemistry V. 43 13648 2004.
ISSN: ISSN 0006-2960
PubMed: 15504027
DOI: 10.1021/BI048797K
Page generated: Sat Dec 12 03:21:38 2020

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