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Calcium in PDB 1anc: Anionic Trypsin Mutant with Ser 214 Replaced By Lys

Enzymatic activity of Anionic Trypsin Mutant with Ser 214 Replaced By Lys

All present enzymatic activity of Anionic Trypsin Mutant with Ser 214 Replaced By Lys:
3.4.21.4;

Protein crystallography data

The structure of Anionic Trypsin Mutant with Ser 214 Replaced By Lys, PDB code: 1anc was solved by R.J.Fletterick, M.E.Mcgrath, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 7.00 / 2.20
Space group I 2 3
Cell size a, b, c (Å), α, β, γ (°) 124.380, 124.380, 124.380, 90.00, 90.00, 90.00
R / Rfree (%) n/a / n/a

Calcium Binding Sites:

The binding sites of Calcium atom in the Anionic Trypsin Mutant with Ser 214 Replaced By Lys (pdb code 1anc). 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 Anionic Trypsin Mutant with Ser 214 Replaced By Lys, PDB code: 1anc:

Calcium binding site 1 out of 1 in 1anc

Go back to Calcium Binding Sites List in 1anc
Calcium binding site 1 out of 1 in the Anionic Trypsin Mutant with Ser 214 Replaced By Lys


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Anionic Trypsin Mutant with Ser 214 Replaced By Lys within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca289

b:10.9
occ:1.00
OE2 A:GLU80 2.1 12.8 1.0
O A:HOH407 2.1 14.8 1.0
O A:VAL75 2.2 20.0 1.0
OE1 A:GLU70 2.2 17.0 1.0
O A:ASN72 2.3 21.9 1.0
OE1 A:GLU77 2.5 26.0 1.0
CD A:GLU80 3.2 20.0 1.0
CD A:GLU70 3.2 16.4 1.0
C A:VAL75 3.3 19.1 1.0
CD A:GLU77 3.4 33.7 1.0
C A:ASN72 3.4 20.2 1.0
CG A:GLU80 3.6 14.9 1.0
OE2 A:GLU70 3.7 17.2 1.0
CG A:GLU77 3.8 26.9 1.0
N A:GLU77 3.9 23.2 1.0
CA A:LEU76 4.0 22.2 1.0
N A:LEU76 4.1 20.1 1.0
N A:VAL75 4.2 19.3 1.0
OE1 A:GLU80 4.2 16.2 1.0
N A:ASN72 4.2 18.1 1.0
CA A:VAL75 4.3 18.3 1.0
CA A:ASN72 4.3 19.3 1.0
C A:LEU76 4.4 22.1 1.0
N A:ILE73 4.4 21.0 1.0
OE2 A:GLU77 4.5 28.5 1.0
CB A:GLU77 4.5 25.8 1.0
N A:HIS71 4.5 14.8 1.0
CA A:ILE73 4.6 20.3 1.0
CG A:GLU70 4.6 16.4 1.0
O A:HOH445 4.6 31.5 1.0
O A:HOH425 4.6 6.5 1.0
C A:ILE73 4.6 21.8 1.0
CB A:ASN72 4.6 17.7 1.0
CA A:GLU70 4.7 15.4 1.0
O A:ILE73 4.8 21.8 1.0
CA A:GLU77 4.8 24.3 1.0
CB A:GLU70 4.9 14.0 1.0
N A:ASN74 5.0 21.3 1.0

Reference:

M.E.Mcgrath, J.R.Vasquez, C.S.Craik, A.S.Yang, B.Honig, R.J.Fletterick. Perturbing the Polar Environment of ASP102 in Trypsin: Consequences of Replacing Conserved SER214. Biochemistry V. 31 3059 1992.
ISSN: ISSN 0006-2960
PubMed: 1554694
DOI: 10.1021/BI00127A005
Page generated: Sat Dec 12 02:48:26 2020

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