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Calcium in PDB 5j03: Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin

Protein crystallography data

The structure of Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin, PDB code: 5j03 was solved by R.Strulovich, J.A.Hirsch, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 40.26 / 2.00
Space group P 31 2 1
Cell size a, b, c (Å), α, β, γ (°) 47.665, 47.665, 182.216, 90.00, 90.00, 120.00
R / Rfree (%) 17.9 / 22.8

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin (pdb code 5j03). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 5 binding sites of Calcium where determined in the Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin, PDB code: 5j03:
Jump to Calcium binding site number: 1; 2; 3; 4; 5;

Calcium binding site 1 out of 5 in 5j03

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Calcium binding site 1 out of 5 in the Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin


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 A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca201

b:35.7
occ:0.90
OE2 B:GLU32 2.1 44.1 1.0
OD1 B:ASP25 2.3 39.6 1.0
O B:HOH315 2.3 46.2 1.0
OD1 B:ASP21 2.3 38.8 1.0
O B:THR27 2.4 42.0 1.0
OD1 B:ASP23 2.4 42.2 0.6
OE1 B:GLU32 2.5 39.4 1.0
CD B:GLU32 2.7 41.3 1.0
CG B:ASP25 3.2 45.1 1.0
CG B:ASP23 3.2 46.2 0.6
HB2 B:ASP23 3.3 56.6 0.4
H B:ASP25 3.4 54.1 1.0
H B:ASP23 3.4 51.4 0.4
H B:ASP23 3.5 51.4 0.6
CG B:ASP21 3.5 34.9 1.0
HA B:ASP21 3.5 44.0 1.0
H B:THR27 3.5 49.9 1.0
OD2 B:ASP23 3.5 49.5 0.6
C B:THR27 3.6 39.4 1.0
OD2 B:ASP25 3.6 48.4 1.0
HG1 B:THR27 3.6 53.0 1.0
CG B:ASP23 3.8 47.3 0.4
HA B:ILE28 3.8 38.1 1.0
HG23 B:THR29 3.9 54.6 1.0
OD2 B:ASP23 3.9 48.5 0.4
CB B:ASP23 4.0 47.2 0.4
H B:GLY24 4.0 54.9 0.4
OG1 B:THR27 4.1 44.2 1.0
OD1 B:ASP23 4.1 49.7 0.4
H B:GLY24 4.1 54.9 0.6
CA B:ASP21 4.1 36.7 1.0
N B:ASP23 4.1 42.8 0.4
H B:LYS22 4.2 49.5 1.0
N B:ASP25 4.2 45.1 1.0
N B:ASP23 4.2 42.8 0.6
CG B:GLU32 4.2 40.4 1.0
N B:THR27 4.2 41.6 1.0
CB B:ASP21 4.3 31.7 1.0
H B:THR29 4.3 44.1 1.0
OD2 B:ASP21 4.3 34.7 1.0
CB B:ASP25 4.3 47.3 1.0
C B:ASP21 4.4 38.3 1.0
N B:LYS22 4.4 41.2 1.0
HB2 B:ASP21 4.4 38.0 1.0
CB B:ASP23 4.5 48.0 0.6
CA B:THR27 4.5 40.5 1.0
HB3 B:ASP25 4.5 56.8 1.0
N B:GLY24 4.5 45.8 1.0
H B:GLY26 4.5 49.0 1.0
N B:ILE28 4.5 33.8 1.0
CA B:ASP23 4.5 46.3 0.4
HG3 B:GLU32 4.5 48.5 1.0
HG2 B:GLU32 4.6 48.5 1.0
CA B:ILE28 4.6 31.8 1.0
CA B:ASP25 4.7 46.8 1.0
CA B:ASP23 4.7 46.6 0.6
HB3 B:ASP23 4.8 57.6 0.6
HB3 B:ASP23 4.8 56.6 0.4
N B:GLY26 4.8 40.8 1.0
C B:ASP23 4.8 45.9 0.6
CG2 B:THR29 4.8 45.5 1.0
C B:ASP23 4.9 46.0 0.4
C B:ASP25 4.9 45.4 1.0
N B:THR29 4.9 36.7 1.0
CB B:THR27 4.9 42.6 1.0
HG21 B:THR29 4.9 54.6 1.0
HB2 B:GLU32 5.0 45.5 1.0

Calcium binding site 2 out of 5 in 5j03

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Calcium binding site 2 out of 5 in the Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin


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 A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca202

b:34.8
occ:1.00
OD1 B:ASP57 2.2 36.8 1.0
O B:THR63 2.3 35.1 1.0
OD1 B:ASN61 2.3 37.2 1.0
OD1 B:ASP59 2.4 40.5 1.0
O B:HOH324 2.4 44.9 1.0
OE1 B:GLU68 2.4 27.3 1.0
OE2 B:GLU68 2.5 28.8 1.0
O B:HOH302 2.6 34.5 1.0
CD B:GLU68 2.8 28.0 1.0
CG B:ASN61 3.2 38.7 1.0
HD21 B:ASN61 3.3 48.5 1.0
CG B:ASP59 3.3 39.5 1.0
CG B:ASP57 3.4 36.6 1.0
H B:ASN61 3.4 45.0 1.0
C B:THR63 3.5 33.3 1.0
HA B:ASP57 3.5 41.0 1.0
H B:THR63 3.6 39.6 1.0
ND2 B:ASN61 3.6 40.4 1.0
H B:ASP59 3.6 40.3 1.0
OD2 B:ASP59 3.7 39.9 1.0
HA B:ILE64 3.7 34.7 1.0
H B:ASP65 3.8 38.5 1.0
CA B:ASP57 4.2 34.2 1.0
CB B:ASP57 4.2 34.4 1.0
N B:ASN61 4.2 37.5 1.0
OD2 B:ASP57 4.2 40.5 1.0
N B:THR63 4.2 33.0 1.0
HB2 B:ASP57 4.3 41.3 1.0
N B:ILE64 4.3 32.1 1.0
H B:GLY60 4.4 46.6 1.0
HD22 B:ASN61 4.4 48.5 1.0
CG B:GLU68 4.4 25.4 1.0
CB B:ASN61 4.4 39.3 1.0
N B:ASP59 4.4 33.6 1.0
H B:GLY62 4.4 47.0 1.0
CA B:ILE64 4.4 28.9 1.0
OG1 B:THR63 4.4 34.2 1.0
CA B:THR63 4.5 33.0 1.0
N B:ASP65 4.5 32.0 1.0
H B:ALA58 4.5 44.4 1.0
C B:ASP57 4.5 36.8 1.0
HB3 B:ASN61 4.6 47.2 1.0
CB B:ASP59 4.6 38.5 1.0
N B:GLY60 4.7 38.9 1.0
N B:ALA58 4.7 37.0 1.0
CA B:ASN61 4.7 39.8 1.0
HG3 B:GLU68 4.7 30.5 1.0
N B:GLY62 4.8 39.2 1.0
HG2 B:GLU68 4.8 30.5 1.0
OD2 B:ASP65 4.8 32.1 1.0
CA B:ASP59 4.9 36.7 1.0
C B:ILE64 4.9 31.5 1.0
C B:ASN61 4.9 38.5 1.0
CG B:ASP65 4.9 32.9 1.0
HB3 B:ASP65 4.9 40.7 1.0
O B:HOH329 4.9 30.6 1.0
C B:ASP59 4.9 37.3 1.0
HB3 B:ASP59 4.9 46.1 1.0
HB2 B:GLU68 4.9 32.0 1.0

Calcium binding site 3 out of 5 in 5j03

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Calcium binding site 3 out of 5 in the Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca203

b:29.2
occ:1.00
O B:HOH348 2.2 34.3 1.0
OD1 B:ASP94 2.3 30.2 1.0
O B:TYR100 2.3 33.4 1.0
O B:HOH352 2.4 30.6 1.0
OD1 B:ASP96 2.5 34.0 1.0
OD2 B:ASP96 2.5 33.3 1.0
OD1 B:ASN98 2.5 31.3 1.0
CG B:ASP96 2.8 33.6 1.0
H B:ASN98 3.3 41.9 1.0
CG B:ASN98 3.4 32.9 1.0
CG B:ASP94 3.4 30.6 1.0
H B:TYR100 3.5 37.4 1.0
C B:TYR100 3.5 31.0 1.0
HA B:ASP94 3.7 35.5 1.0
HD21 B:ASN98 3.8 41.7 1.0
HA B:ILE101 3.9 34.0 1.0
ND2 B:ASN98 4.0 34.8 1.0
H B:ASP96 4.0 40.1 1.0
H B:GLY97 4.1 47.3 1.0
HB2 B:TYR100 4.1 37.4 1.0
N B:ASN98 4.1 34.9 1.0
N B:TYR100 4.2 31.1 1.0
OD2 B:ASP94 4.2 34.1 1.0
CB B:ASP96 4.3 35.0 1.0
CA B:TYR100 4.3 30.2 1.0
H B:GLY99 4.3 37.4 1.0
CB B:ASP94 4.4 28.9 1.0
CA B:ASP94 4.4 29.6 1.0
CB B:ASN98 4.5 34.3 1.0
HG12 B:ILE101 4.5 36.6 1.0
N B:GLY97 4.5 39.4 1.0
N B:ILE101 4.5 28.8 1.0
HB2 B:ASP94 4.5 34.6 1.0
HB3 B:ASN98 4.6 41.1 1.0
O B:HOH371 4.6 30.7 1.0
CA B:ILE101 4.7 28.4 1.0
HB2 B:ASP96 4.7 41.9 1.0
CB B:TYR100 4.7 31.2 1.0
HG13 B:ILE101 4.7 36.6 1.0
N B:ASP96 4.7 33.4 1.0
CA B:ASN98 4.7 33.7 1.0
HB3 B:ASP96 4.7 41.9 1.0
N B:GLY99 4.7 31.1 1.0
HD22 B:ASN98 4.7 41.7 1.0
C B:ASP94 4.7 30.3 1.0
H B:LYS95 4.8 36.9 1.0
OE1 B:GLU105 4.8 36.7 1.0
CA B:ASP96 4.9 35.9 1.0
C B:ASN98 5.0 32.9 1.0
N B:LYS95 5.0 30.7 1.0
C B:ASP96 5.0 36.5 1.0

Calcium binding site 4 out of 5 in 5j03

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Calcium binding site 4 out of 5 in the Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 4 of Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca204

b:24.7
occ:0.87
OD1 B:ASP130 2.2 28.4 1.0
OD1 B:ASP134 2.3 32.6 1.0
O B:GLN136 2.3 31.6 1.0
O B:HOH365 2.4 29.1 1.0
OXT B:ACT206 2.4 27.6 1.0
OD1 B:ASP132 2.4 33.4 1.0
O B:ACT206 2.5 29.7 1.0
C B:ACT206 2.8 30.0 1.0
CG B:ASP134 3.2 33.6 1.0
CG B:ASP132 3.3 36.8 1.0
H B:ASP134 3.3 41.0 1.0
CG B:ASP130 3.4 28.3 1.0
HA B:ASP130 3.5 30.6 1.0
H B:GLN136 3.5 33.0 1.0
C B:GLN136 3.5 26.9 1.0
OD2 B:ASP132 3.6 40.6 1.0
OD2 B:ASP134 3.6 35.9 1.0
H B:ASP132 3.7 39.2 1.0
HB2 B:GLN136 3.8 34.0 1.0
HA B:VAL137 3.9 30.0 1.0
H B:ASN138 4.1 32.7 1.0
N B:ASP134 4.1 34.1 1.0
N B:GLN136 4.1 27.5 1.0
CA B:ASP130 4.2 25.5 1.0
H B:GLY133 4.2 40.5 1.0
OD2 B:ASP130 4.2 31.6 1.0
CA B:GLN136 4.3 26.1 1.0
CB B:ASP130 4.3 27.0 1.0
CH3 B:ACT206 4.3 30.3 1.0
CB B:ASP134 4.3 35.1 1.0
N B:ASP132 4.4 32.7 1.0
HB3 B:ASP134 4.5 42.1 1.0
H B:GLY135 4.5 36.5 1.0
N B:VAL137 4.5 26.2 1.0
C B:ASP130 4.5 25.9 1.0
CB B:GLN136 4.5 28.4 1.0
N B:GLY133 4.6 33.8 1.0
HE1 B:TYR100 4.6 46.2 1.0
CB B:ASP132 4.6 37.7 1.0
HB2 B:ASP130 4.6 32.4 1.0
CA B:VAL137 4.6 25.0 1.0
CA B:ASP134 4.6 34.5 1.0
H B:ILE131 4.7 32.8 1.0
H2 B:ACT206 4.7 36.4 1.0
N B:ASN138 4.7 27.2 1.0
N B:GLY135 4.8 30.4 1.0
N B:ILE131 4.8 27.3 1.0
H1 B:ACT206 4.8 36.4 1.0
CA B:ASP132 4.8 34.2 1.0
O B:HOH385 4.9 43.6 1.0
C B:ASP132 4.9 33.3 1.0
C B:ASP134 4.9 31.6 1.0
H3 B:ACT206 4.9 36.4 1.0
HD1 B:TYR100 4.9 41.9 1.0
HB3 B:ASP132 4.9 45.2 1.0

Calcium binding site 5 out of 5 in 5j03

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Calcium binding site 5 out of 5 in the Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 5 of Crystal Structure of A Chimeric KV7.2 - KV7.3 Proximal C-Terminal Domain in Complex with Calmodulin within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca205

b:30.5
occ:0.80
O B:HOH369 2.2 52.9 1.0
O B:HOH380 2.4 44.6 1.0
OE1 B:GLN144 2.4 34.7 1.0
OE2 B:GLU141 2.4 38.2 1.0
OE1 B:GLU141 2.5 35.7 1.0
CD B:GLU141 2.8 34.9 1.0
HE22 B:GLN144 3.4 43.5 1.0
CD B:GLN144 3.4 33.7 1.0
NE2 B:GLN144 3.8 36.2 1.0
HA B:GLU141 4.2 34.3 1.0
CG B:GLU141 4.3 31.8 1.0
HG2 B:GLU141 4.7 38.2 1.0
HE21 B:GLN144 4.7 43.5 1.0
O B:HOH321 4.7 44.9 1.0
HG3 B:GLU141 4.7 38.2 1.0
HB3 B:GLN144 4.7 39.0 1.0
CG B:GLN144 4.8 32.4 1.0
HB2 B:GLN144 4.9 39.0 1.0

Reference:

R.Strulovich, W.S.Tobelaim, B.Attali, J.A.Hirsch. Structural Insights Into the M-Channel Proximal C-Terminus/Calmodulin Complex. Biochemistry V. 55 5353 2016.
ISSN: ISSN 0006-2960
PubMed: 27564677
DOI: 10.1021/ACS.BIOCHEM.6B00477
Page generated: Sat Dec 12 05:31:03 2020

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