Atomistry » Calcium » PDB 1hov-1i6t » 1i4a
Atomistry »
  Calcium »
    PDB 1hov-1i6t »
      1i4a »

Calcium in PDB 1i4a: Crystal Structure of Phosphorylation-Mimicking Mutant T6D of Annexin IV

Protein crystallography data

The structure of Crystal Structure of Phosphorylation-Mimicking Mutant T6D of Annexin IV, PDB code: 1i4a was solved by M.A.Kaetzel, Y.D.Mo, T.R.Mealy, B.Campos, W.Bergsma-Schutter, A.Brisson, J.R.Dedman, B.A.Seaton, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 100.00 / 2.00
Space group H 3
Cell size a, b, c (Å), α, β, γ (°) 119.060, 119.060, 82.160, 90.00, 90.00, 120.00
R / Rfree (%) 20.4 / 23

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystal Structure of Phosphorylation-Mimicking Mutant T6D of Annexin IV (pdb code 1i4a). 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 Phosphorylation-Mimicking Mutant T6D of Annexin IV, PDB code: 1i4a:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in 1i4a

Go back to Calcium Binding Sites List in 1i4a
Calcium binding site 1 out of 2 in the Crystal Structure of Phosphorylation-Mimicking Mutant T6D of Annexin IV


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 Phosphorylation-Mimicking Mutant T6D of Annexin IV within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca401

b:44.0
occ:0.51
O A:GLY30 2.0 46.4 1.0
OE1 A:GLU70 2.8 43.4 1.0
O A:GLY28 3.0 49.8 1.0
C A:GLY30 3.1 45.4 1.0
O A:MET26 3.4 39.3 1.0
N A:GLY30 3.5 46.0 1.0
OG1 A:THR31 3.6 41.6 1.0
CA A:GLY30 3.7 45.7 1.0
CD A:GLU70 3.9 40.5 1.0
C A:LEU29 4.1 47.2 1.0
C A:GLY28 4.1 49.0 1.0
N A:THR31 4.1 44.0 1.0
C A:MET26 4.1 39.2 1.0
OE2 A:GLU70 4.2 44.7 1.0
O A:LYS27 4.4 47.9 1.0
CA A:THR31 4.4 41.7 1.0
CA A:LEU29 4.6 48.4 1.0
C A:LYS27 4.6 46.4 1.0
CB A:THR31 4.6 41.5 1.0
O A:LEU29 4.7 48.1 1.0
CA A:MET26 4.8 37.8 1.0
N A:LEU29 4.8 49.0 1.0
N A:LYS27 4.9 41.8 1.0
N A:GLY28 5.0 47.8 1.0

Calcium binding site 2 out of 2 in 1i4a

Go back to Calcium Binding Sites List in 1i4a
Calcium binding site 2 out of 2 in the Crystal Structure of Phosphorylation-Mimicking Mutant T6D of Annexin IV


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 Phosphorylation-Mimicking Mutant T6D of Annexin IV within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca410

b:42.1
occ:0.57
O A:MET257 2.4 32.8 1.0
OD1 A:ASP301 2.5 37.7 1.0
O A:GLY261 2.6 44.0 1.0
C A:MET257 3.4 33.5 1.0
CG A:ASP301 3.5 34.9 1.0
N A:GLY259 3.6 43.0 1.0
C A:GLY259 3.7 46.8 1.0
C A:GLY261 3.7 43.1 1.0
O A:GLY259 3.8 48.4 1.0
N A:GLY261 3.8 44.8 1.0
OD2 A:ASP301 3.9 37.4 1.0
C A:LYS258 4.0 40.6 1.0
N A:LEU260 4.0 47.1 1.0
CA A:GLY259 4.1 45.2 1.0
N A:LYS258 4.2 35.6 1.0
C A:LEU260 4.2 45.7 1.0
CA A:LYS258 4.2 39.5 1.0
CA A:MET257 4.3 30.9 1.0
CA A:GLY261 4.3 44.3 1.0
CA A:LEU260 4.5 46.7 1.0
OG1 A:THR262 4.5 37.3 1.0
O A:LYS258 4.6 40.1 1.0
CB A:ASP301 4.8 33.4 1.0
N A:THR262 4.9 40.9 1.0
O A:LEU260 4.9 45.9 1.0
CB A:MET257 5.0 30.7 1.0

Reference:

M.A.Kaetzel, Y.D.Mo, T.R.Mealy, B.Campos, W.Bergsma-Schutter, A.Brisson, J.R.Dedman, B.A.Seaton. Phosphorylation Mutants Elucidate the Mechanism of Annexin IV-Mediated Membrane Aggregation. Biochemistry V. 40 4192 2001.
ISSN: ISSN 0006-2960
PubMed: 11300800
DOI: 10.1021/BI002507S
Page generated: Sat Dec 12 03:00:15 2020

Last articles

Zn in 8WB0
Zn in 8WAX
Zn in 8WAU
Zn in 8WAZ
Zn in 8WAY
Zn in 8WAV
Zn in 8WAW
Zn in 8WAT
Zn in 8W7M
Zn in 8WD3
© Copyright 2008-2020 by atomistry.com
Home   |    Site Map   |    Copyright   |    Contact us   |    Privacy