Atomistry » Calcium » PDB 1llp-1ltj » 1low
Atomistry »
  Calcium »
    PDB 1llp-1ltj »
      1low »

Calcium in PDB 1low: X-Ray Structure of the H40A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate

Enzymatic activity of X-Ray Structure of the H40A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate

All present enzymatic activity of X-Ray Structure of the H40A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate:
3.1.27.3;

Protein crystallography data

The structure of X-Ray Structure of the H40A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate, PDB code: 1low was solved by P.Mignon, J.Steyaert, R.Loris, P.Geerlings, S.Loverix, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 22.80 / 1.90
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 40.217, 45.685, 50.136, 90.00, 90.00, 90.00
R / Rfree (%) 20.6 / 22.9

Calcium Binding Sites:

The binding sites of Calcium atom in the X-Ray Structure of the H40A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate (pdb code 1low). 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 X-Ray Structure of the H40A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate, PDB code: 1low:

Calcium binding site 1 out of 1 in 1low

Go back to Calcium Binding Sites List in 1low
Calcium binding site 1 out of 1 in the X-Ray Structure of the H40A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of X-Ray Structure of the H40A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca105

b:30.3
occ:1.00
 O A:HOH235 2.6 32.4 1.0
OD1 A:ASP15 2.7 29.2 1.0
OD2 A:ASP15 2.8 26.5 1.0
O A:HOH217 2.8 38.9 1.0
CG A:ASP15 3.1 28.2 1.0
CB A:ASP15 4.5 25.0 1.0
OG A:SER12 4.7 27.5 1.0
O A:CYS10 4.7 27.2 1.0
O A:HOH204 4.8 35.6 1.0

Reference:

P.Mignon, J.Steyaert, R.Loris, P.Geerlings, S.Loverix. A Nucleophile Activation Dyad in Ribonucleases. A Combined X-Ray Crystallographic/Ab Initio Quantum Chemical Study J.Biol.Chem. V. 277 36770 2002.
ISSN: ISSN 0021-9258
PubMed: 12122018
DOI: 10.1074/JBC.M206461200
Page generated: Mon Jul 7 16:57:41 2025

Last articles

K in 6ASO
K in 6AFZ
K in 6AFY
K in 6AFX
K in 6AFW
K in 6AFV
K in 6AFU
K in 6AFT
K in 6AFS
K in 6ABM
© Copyright 2008-2020 by atomistry.com
Home   |    Site Map   |    Copyright   |    Contact us   |    Privacy