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Calcium in PDB 1lov: X-Ray Structure of the E58A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate

Enzymatic activity of X-Ray Structure of the E58A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate

All present enzymatic activity of X-Ray Structure of the E58A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate:
3.1.27.3;

Protein crystallography data

The structure of X-Ray Structure of the E58A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate, PDB code: 1lov 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) 30.00 / 1.55
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 40.631, 48.126, 53.172, 90.00, 90.00, 90.00
R / Rfree (%) 18.7 / 19.9

Calcium Binding Sites:

The binding sites of Calcium atom in the X-Ray Structure of the E58A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate (pdb code 1lov). 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 E58A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate, PDB code: 1lov:

Calcium binding site 1 out of 1 in 1lov

Go back to Calcium Binding Sites List in 1lov
Calcium binding site 1 out of 1 in the X-Ray Structure of the E58A 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 E58A Mutant of Ribonuclease T1 Complexed with 3'-Guanosine Monophosphate within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca105

b:17.4
occ:1.00
 O A:HOH206 2.4 18.8 1.0
O A:HOH223 2.4 25.2 1.0
O A:HOH213 2.4 22.1 1.0
O A:HOH218 2.4 25.7 1.0
OD2 A:ASP15 2.5 17.6 1.0
O A:HOH210 2.5 19.9 1.0
OD1 A:ASP15 2.6 16.2 1.0
O A:HOH253 2.6 45.8 1.0
CG A:ASP15 2.9 14.3 1.0
CB A:ASP15 4.4 14.7 1.0
O A:HOH248 4.5 43.5 1.0
O A:HOH221 4.5 26.9 1.0
O A:HOH216 4.5 22.1 1.0
OG A:SER12 4.5 16.4 1.0
O A:HOH208 4.6 18.4 1.0
O A:CYS10 4.7 15.7 1.0
N A:SER12 5.0 14.5 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: Thu Jul 11 12:01:37 2024

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