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Calcium in PDB 2i2r: Crystal Structure of the KCHIP1/KV4.3 T1 Complex

Protein crystallography data

The structure of Crystal Structure of the KCHIP1/KV4.3 T1 Complex, PDB code: 2i2r was solved by F.Findeisen, M.Pioletti, D.L.Minor Jr., with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 91.29 / 3.35
Space group P 1
Cell size a, b, c (Å), α, β, γ (°) 93.151, 98.105, 97.783, 91.00, 112.56, 111.77
R / Rfree (%) 23.7 / 26.8

Other elements in 2i2r:

The structure of Crystal Structure of the KCHIP1/KV4.3 T1 Complex also contains other interesting chemical elements:

Zinc (Zn) 8 atoms
Sodium (Na) 4 atoms

Calcium Binding Sites:

Pages:

>>> Page 1 <<< Page 2, Binding sites: 11 - 16;

Binding sites:

The binding sites of Calcium atom in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex (pdb code 2i2r). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 16 binding sites of Calcium where determined in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex, PDB code: 2i2r:
Jump to Calcium binding site number: 1; 2; 3; 4; 5; 6; 7; 8; 9; 10;

Calcium binding site 1 out of 16 in 2i2r

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Calcium binding site 1 out of 16 in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex


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 the KCHIP1/KV4.3 T1 Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
F:Ca501

b:0.1
occ:1.00
 O F:TYR141 1.9 0.8 1.0
OD1 F:ASP139 2.4 0.8 1.0
OD1 F:ASP135 2.6 0.2 1.0
OE1 F:GLU146 2.6 0.1 1.0
C F:TYR141 3.0 0.8 1.0
CG F:ASP139 3.1 0.7 1.0
ND2 F:ASN137 3.1 0.3 1.0
OD2 F:ASP139 3.2 0.8 1.0
OE2 F:GLU146 3.4 0.4 1.0
CD F:GLU146 3.4 0.0 1.0
CB F:TYR141 3.7 0.5 1.0
CG F:ASP135 3.7 0.1 1.0
CA F:TYR141 3.7 0.1 1.0
N F:TYR141 3.9 0.0 1.0
CG F:ASN137 4.1 0.9 1.0
N F:ILE142 4.1 0.6 1.0
CA F:ILE142 4.3 0.4 1.0
OD1 F:ASN137 4.3 0.2 1.0
CB F:ASP139 4.5 0.6 1.0
CB F:ASP135 4.5 1.0 1.0
OD2 F:ASP135 4.6 0.8 1.0
CA F:ASP135 4.6 0.9 1.0
OD1 F:ASN143 4.6 0.1 1.0
N F:ASP139 4.7 0.5 1.0
N F:ASN143 4.8 0.1 1.0
CG F:GLU146 4.9 0.6 1.0
C F:ASP139 4.9 0.6 1.0
CA F:ASP139 4.9 0.6 1.0
C F:ASP135 5.0 1.0 1.0
N F:GLY140 5.0 0.7 1.0
C F:ILE142 5.0 0.3 1.0

Calcium binding site 2 out of 16 in 2i2r

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Calcium binding site 2 out of 16 in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex


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 the KCHIP1/KV4.3 T1 Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
H:Ca502

b:0.1
occ:1.00
 ND2 H:ASN137 2.1 0.5 1.0
OD1 H:ASP135 2.4 0.2 1.0
OD1 H:ASP139 2.7 0.9 1.0
O H:TYR141 2.8 0.7 1.0
OE2 H:GLU146 3.0 0.1 1.0
OE1 H:GLU146 3.0 0.2 1.0
CG H:ASN137 3.0 0.9 1.0
OD2 H:ASP139 3.1 0.7 1.0
CG H:ASP139 3.1 0.7 1.0
CD H:GLU146 3.4 0.9 1.0
OD1 H:ASN137 3.5 0.1 1.0
CG H:ASP135 3.7 0.1 1.0
C H:TYR141 4.0 0.8 1.0
N H:ASN137 4.0 0.0 1.0
CB H:ASN137 4.2 1.0 1.0
CB H:ASP139 4.3 0.6 1.0
N H:ASP139 4.4 0.7 1.0
CA H:ASN137 4.5 0.0 1.0
OD2 H:ASP135 4.5 0.7 1.0
CA H:ASP135 4.5 0.8 1.0
C H:ASP135 4.5 0.8 1.0
N H:ILE136 4.5 0.7 1.0
N H:TYR141 4.6 0.9 1.0
CB H:ASP135 4.6 0.9 1.0
C H:ASN137 4.6 0.1 1.0
N H:LYS138 4.7 0.2 1.0
CA H:TYR141 4.7 0.1 1.0
CB H:TYR141 4.7 0.5 1.0
CA H:ASP139 4.8 0.6 1.0
CG H:GLU146 4.9 0.6 1.0
OD1 H:ASN143 5.0 0.9 1.0

Calcium binding site 3 out of 16 in 2i2r

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Calcium binding site 3 out of 16 in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex


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 the KCHIP1/KV4.3 T1 Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
E:Ca503

b:0.1
occ:1.00
 O E:TYR141 2.4 0.7 1.0
OD1 E:ASP139 2.6 0.8 1.0
ND2 E:ASN137 2.7 0.4 1.0
OE1 E:GLU146 2.8 0.1 1.0
OD1 E:ASP135 2.8 0.3 1.0
OD2 E:ASP139 3.0 0.7 1.0
CG E:ASP139 3.1 0.7 1.0
OE2 E:GLU146 3.2 0.5 1.0
CD E:GLU146 3.4 1.0 1.0
C E:TYR141 3.5 0.8 1.0
CG E:ASN137 3.5 0.1 1.0
OD1 E:ASN137 3.8 0.1 1.0
CG E:ASP135 4.0 0.1 1.0
CB E:TYR141 4.1 0.5 1.0
CA E:TYR141 4.2 0.1 1.0
N E:TYR141 4.3 0.0 1.0
CB E:ASP139 4.5 0.6 1.0
OD1 E:ASN143 4.5 0.1 1.0
N E:ILE142 4.5 0.6 1.0
CA E:ILE142 4.7 0.4 1.0
N E:ASN137 4.7 0.0 1.0
N E:ASP139 4.8 0.6 1.0
CA E:ASP135 4.8 0.9 1.0
CG E:GLU146 4.8 0.6 1.0
CB E:ASN137 4.8 0.1 1.0
OD2 E:ASP135 4.8 0.7 1.0
CB E:ASP135 4.9 0.9 1.0
N E:ASN143 5.0 0.0 1.0

Calcium binding site 4 out of 16 in 2i2r

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Calcium binding site 4 out of 16 in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex


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 the KCHIP1/KV4.3 T1 Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
G:Ca504

b:0.4
occ:1.00
 O G:TYR141 2.0 0.7 1.0
OD1 G:ASP135 2.4 0.2 1.0
OD1 G:ASP139 2.4 0.8 1.0
OE1 G:GLU146 2.7 0.2 1.0
ND2 G:ASN137 2.9 0.5 1.0
CG G:ASP139 3.1 0.7 1.0
OD2 G:ASP139 3.2 0.8 1.0
C G:TYR141 3.2 0.8 1.0
OE2 G:GLU146 3.3 0.2 1.0
CD G:GLU146 3.3 0.9 1.0
CG G:ASP135 3.6 0.2 1.0
CG G:ASN137 3.8 0.0 1.0
CA G:TYR141 3.9 0.1 1.0
N G:TYR141 3.9 0.9 1.0
CB G:TYR141 4.0 0.4 1.0
OD1 G:ASN137 4.2 0.2 1.0
N G:ILE142 4.3 0.5 1.0
CB G:ASP139 4.4 0.6 1.0
CB G:ASP135 4.5 1.0 1.0
OD2 G:ASP135 4.5 0.7 1.0
CA G:ILE142 4.5 0.3 1.0
CA G:ASP135 4.5 0.9 1.0
N G:ASP139 4.6 0.6 1.0
OD1 G:ASN143 4.7 1.0 1.0
N G:ASN137 4.8 0.1 1.0
C G:ASP135 4.8 0.9 1.0
CG G:GLU146 4.8 0.6 1.0
CA G:ASP139 4.9 0.6 1.0
N G:ILE136 4.9 0.8 1.0
N G:GLY140 4.9 0.7 1.0
C G:ASP139 4.9 0.7 1.0
N G:ASN143 5.0 0.1 1.0

Calcium binding site 5 out of 16 in 2i2r

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Calcium binding site 5 out of 16 in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex


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 the KCHIP1/KV4.3 T1 Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
P:Ca505

b:0.8
occ:1.00
 O P:TYR141 2.3 0.6 1.0
OD1 P:ASP135 2.5 0.2 1.0
OD1 P:ASP139 2.6 0.9 1.0
ND2 P:ASN137 2.6 0.3 1.0
OE1 P:GLU146 2.6 0.9 1.0
OE2 P:GLU146 3.0 0.2 1.0
CG P:ASP139 3.1 0.7 1.0
OD2 P:ASP139 3.2 0.7 1.0
CD P:GLU146 3.2 0.7 1.0
C P:TYR141 3.4 0.8 1.0
CG P:ASN137 3.6 0.9 1.0
CG P:ASP135 3.7 0.0 1.0
OD1 P:ASN137 3.9 0.2 1.0
CA P:TYR141 4.2 0.1 1.0
CB P:TYR141 4.2 0.5 1.0
N P:TYR141 4.2 0.9 1.0
N P:ILE142 4.5 0.5 1.0
CB P:ASP139 4.5 0.6 1.0
CA P:ASP135 4.5 0.9 1.0
OD2 P:ASP135 4.6 0.6 1.0
N P:ASN137 4.6 0.0 1.0
CB P:ASP135 4.6 0.8 1.0
OD1 P:ASN143 4.6 0.0 1.0
CA P:ILE142 4.6 0.3 1.0
N P:ASP139 4.6 0.7 1.0
CG P:GLU146 4.7 0.4 1.0
C P:ASP135 4.7 0.9 1.0
N P:ILE136 4.8 0.6 1.0
CB P:ASN137 4.8 0.9 1.0
CA P:ASP139 5.0 0.6 1.0

Calcium binding site 6 out of 16 in 2i2r

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Calcium binding site 6 out of 16 in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 6 of Crystal Structure of the KCHIP1/KV4.3 T1 Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
M:Ca506

b:0.6
occ:1.00
 OE1 M:GLU146 2.5 0.0 1.0
O M:TYR141 2.5 0.8 1.0
ND2 M:ASN137 2.6 0.5 1.0
OD1 M:ASP139 2.9 0.8 1.0
OE2 M:GLU146 3.1 0.2 1.0
OD2 M:ASP139 3.1 0.7 1.0
CD M:GLU146 3.1 0.9 1.0
OD1 M:ASP135 3.1 0.2 1.0
CG M:ASP139 3.3 0.6 1.0
CG M:ASN137 3.5 1.0 1.0
C M:TYR141 3.7 0.8 1.0
OD1 M:ASN137 3.7 0.1 1.0
OD1 M:ASN143 4.1 0.0 1.0
CB M:TYR141 4.3 0.4 1.0
CG M:ASP135 4.4 0.2 1.0
CA M:TYR141 4.4 0.1 1.0
CG M:GLU146 4.6 0.6 1.0
N M:ILE142 4.6 0.6 1.0
N M:TYR141 4.6 1.0 1.0
CA M:ILE142 4.7 0.4 1.0
CB M:ASP139 4.7 0.6 1.0
CG M:ASN143 4.8 0.0 1.0
N M:ASN143 4.8 0.1 1.0
N M:ASN137 4.8 0.0 1.0
CB M:ASN137 4.9 0.0 1.0

Calcium binding site 7 out of 16 in 2i2r

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Calcium binding site 7 out of 16 in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 7 of Crystal Structure of the KCHIP1/KV4.3 T1 Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
N:Ca507

b:0.8
occ:1.00
 O N:TYR141 2.6 0.8 1.0
OE1 N:GLU146 2.6 0.1 1.0
ND2 N:ASN137 2.7 0.5 1.0
OD1 N:ASP139 2.8 0.8 1.0
OD2 N:ASP139 3.0 0.6 1.0
OD1 N:ASP135 3.2 0.2 1.0
OE2 N:GLU146 3.2 0.2 1.0
CG N:ASP139 3.2 0.6 1.0
CD N:GLU146 3.3 0.9 1.0
CG N:ASN137 3.5 1.0 1.0
C N:TYR141 3.6 0.8 1.0
OD1 N:ASN137 3.7 0.2 1.0
CB N:TYR141 4.2 0.4 1.0
OD1 N:ASN143 4.2 0.0 1.0
CA N:TYR141 4.4 0.1 1.0
CG N:ASP135 4.4 0.1 1.0
N N:TYR141 4.5 0.9 1.0
N N:ILE142 4.6 0.5 1.0
CB N:ASP139 4.6 0.6 1.0
CG N:GLU146 4.7 0.6 1.0
CA N:ILE142 4.7 0.3 1.0
CG N:ASN143 4.8 0.0 1.0
N N:ASN143 4.8 0.1 1.0
N N:ASN137 4.9 0.1 1.0
CB N:ASN137 4.9 1.0 1.0

Calcium binding site 8 out of 16 in 2i2r

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Calcium binding site 8 out of 16 in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 8 of Crystal Structure of the KCHIP1/KV4.3 T1 Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
O:Ca508

b:0.5
occ:1.00
 OD1 O:ASP135 2.3 0.2 1.0
ND2 O:ASN137 2.3 0.5 1.0
OD1 O:ASP139 2.6 0.9 1.0
O O:TYR141 2.6 0.8 1.0
OE1 O:GLU146 2.9 0.1 1.0
OE2 O:GLU146 3.0 0.1 1.0
CG O:ASP139 3.1 0.7 1.0
OD2 O:ASP139 3.1 0.7 1.0
CG O:ASN137 3.3 1.0 1.0
CD O:GLU146 3.3 0.9 1.0
CG O:ASP135 3.5 0.1 1.0
OD1 O:ASN137 3.7 0.2 1.0
C O:TYR141 3.8 0.8 1.0
N O:ASN137 4.2 0.1 1.0
CB O:ASP139 4.3 0.6 1.0
OD2 O:ASP135 4.3 0.8 1.0
CA O:ASP135 4.4 0.9 1.0
N O:ASP139 4.4 0.6 1.0
N O:TYR141 4.4 0.9 1.0
CB O:ASP135 4.4 0.9 1.0
CB O:ASN137 4.5 1.0 1.0
CA O:TYR141 4.5 0.1 1.0
C O:ASP135 4.5 0.8 1.0
CB O:TYR141 4.5 0.5 1.0
N O:ILE136 4.5 0.8 1.0
CA O:ASN137 4.7 0.1 1.0
N O:LYS138 4.8 0.4 1.0
C O:ASN137 4.8 0.2 1.0
CA O:ASP139 4.8 0.6 1.0
N O:ILE142 4.8 0.6 1.0
CG O:GLU146 4.8 0.6 1.0
CA O:ILE142 5.0 0.4 1.0
OD1 O:ASN143 5.0 1.0 1.0

Calcium binding site 9 out of 16 in 2i2r

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Calcium binding site 9 out of 16 in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 9 of Crystal Structure of the KCHIP1/KV4.3 T1 Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
F:Ca509

b:0.0
occ:1.00
 OD2 F:ASP187 2.1 0.9 1.0
O F:ILE189 2.4 0.8 1.0
OD1 F:ASP183 2.4 0.5 1.0
OE1 F:GLU194 2.7 0.8 1.0
OE2 F:GLU194 2.9 0.4 1.0
CG F:ASP187 2.9 0.4 1.0
OD1 F:ASN185 3.1 0.3 1.0
CD F:GLU194 3.1 0.5 1.0
OD1 F:ASP187 3.2 0.2 1.0
C F:ILE189 3.6 0.7 1.0
CG F:ASP183 3.6 0.9 1.0
CG F:ASN185 3.8 0.5 1.0
ND2 F:ASN185 4.0 0.3 1.0
CG2 F:ILE189 4.1 0.7 1.0
CB F:ASP187 4.2 0.4 1.0
OD2 F:ASP183 4.2 0.7 1.0
N F:ILE189 4.3 0.1 1.0
N F:ASP187 4.4 0.4 1.0
CA F:ILE189 4.5 0.8 1.0
N F:ASN185 4.6 0.5 1.0
N F:VAL190 4.6 0.4 1.0
CG F:GLU194 4.7 0.9 1.0
CA F:VAL190 4.7 0.0 1.0
CA F:ASP187 4.7 0.3 1.0
CB F:ASP183 4.8 0.1 1.0
CB F:ILE189 4.8 0.8 1.0
CA F:ASP183 4.9 0.3 1.0
C F:ASP187 5.0 0.2 1.0
N F:LYS186 5.0 0.5 1.0

Calcium binding site 10 out of 16 in 2i2r

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Calcium binding site 10 out of 16 in the Crystal Structure of the KCHIP1/KV4.3 T1 Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 10 of Crystal Structure of the KCHIP1/KV4.3 T1 Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
H:Ca510

b:0.9
occ:1.00
 O H:ILE189 2.2 0.8 1.0
OE1 H:GLU194 2.4 0.8 1.0
OD2 H:ASP187 2.8 0.9 1.0
CD H:GLU194 3.2 0.5 1.0
OD1 H:ASP183 3.2 0.5 1.0
OD1 H:ASN185 3.3 0.4 1.0
OE2 H:GLU194 3.3 0.4 1.0
OD1 H:ASP187 3.4 0.2 1.0
CG H:ASP187 3.4 0.4 1.0
C H:ILE189 3.4 0.7 1.0
CG2 H:ILE189 3.6 0.7 1.0
CG H:ASN185 4.2 0.5 1.0
N H:VAL190 4.3 0.3 1.0
CA H:VAL190 4.3 0.0 1.0
CA H:ILE189 4.4 0.8 1.0
N H:THR191 4.4 0.9 1.0
CG2 H:THR191 4.4 0.1 1.0
CG H:ASP183 4.4 1.0 1.0
ND2 H:ASN185 4.5 0.3 1.0
CB H:ILE189 4.6 0.8 1.0
CG H:GLU194 4.6 0.9 1.0
N H:ILE189 4.6 0.1 1.0
OG1 H:THR191 4.7 0.1 1.0
CB H:ASP187 4.8 0.3 1.0
C H:VAL190 4.8 0.9 1.0
CB H:GLU194 5.0 0.3 1.0

Reference:

M.Pioletti, F.Findeisen, G.L.Hura, D.L.Minor Jr.. Three-Dimensional Structure of the KCHIP1-KV4.3 T1 Complex Reveals A Cross-Shaped Octamer Nat.Struct.Mol.Biol. V. 13 987 2006.
ISSN: ISSN 1545-9993
PubMed: 17057713
DOI: 10.1038/NSMB1164
Page generated: Sat Dec 12 03:39:47 2020

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