Calcium in PDB 1s1e: Crystal Structure of Kv Channel-Interacting Protein 1 (Kchip-1)

The structure of Crystal Structure of Kv Channel-Interacting Protein 1 (Kchip-1), PDB code: 1s1e was solved by R.H.Scannevin, K.-W.Wang, F.Jow, J.Megules, D.C.Kopsco, W.Edris, K.C.Carroll, Q.Lu, W.-X.Xu, Z.-B.Xu, A.H.Katz, S.Olland, L.Lin, M.Taylor, M.Stahl, K.Malakian, W.Somers, L.Mosyak, M.R.Bowlby, P.Chanda, K.J.Rhodes, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.30
Space group	P 41 21 2
Cell size a, b, c (Å), α, β, γ (°)	50.133, 50.133, 177.329, 90.00, 90.00, 90.00
R / Rfree (%)	22.4 / 27.3

The binding sites of Calcium atom in the Crystal Structure of Kv Channel-Interacting Protein 1 (Kchip-1) (pdb code 1s1e). 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 Kv Channel-Interacting Protein 1 (Kchip-1), PDB code: 1s1e:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Crystal Structure of Kv Channel-Interacting Protein 1 (Kchip-1)


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 Kv Channel-Interacting Protein 1 (Kchip-1) within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca225 b:40.0 occ:1.00 ND2 A:ASN137 2.1 48.5 1.0 O A:HOH239 2.3 30.7 1.0 O A:TYR141 2.3 37.4 1.0 OD1 A:ASP135 2.3 35.9 1.0 OE1 A:GLU146 2.5 32.8 1.0 OE2 A:GLU146 2.6 34.4 1.0 CB A:ASP139 2.8 48.0 1.0 CD A:GLU146 2.9 33.6 1.0 CG A:ASN137 3.1 48.3 1.0 OD1 A:ASN137 3.4 48.2 1.0 C A:TYR141 3.5 38.5 1.0 CG A:ASP135 3.5 38.4 1.0 OD2 A:ASP139 3.6 47.1 1.0 N A:ASP139 3.7 48.9 1.0 CG A:ASP139 3.8 48.4 1.0 CA A:ASP139 3.9 47.3 1.0 N A:TYR141 4.2 40.4 1.0 CA A:ASP135 4.2 39.9 1.0 N A:ASN137 4.3 45.8 1.0 CB A:ASP135 4.3 39.0 1.0 N A:ILE142 4.3 36.7 1.0 OD2 A:ASP135 4.3 39.8 1.0 CB A:ASN137 4.3 47.5 1.0 CG A:GLU146 4.4 33.2 1.0 CA A:TYR141 4.4 40.0 1.0 CA A:ILE142 4.4 35.9 1.0 C A:ASP135 4.4 40.7 1.0 N A:LYS138 4.4 49.1 1.0 N A:GLY140 4.5 45.6 1.0 CA A:ASN137 4.6 47.0 1.0 C A:ASN137 4.6 48.1 1.0 ND2 A:ASN143 4.7 39.1 1.0 C A:ASP139 4.7 46.5 1.0 N A:ILE136 4.7 42.1 1.0 C A:LYS138 4.8 49.4 1.0 N A:ASN143 4.9 36.5 1.0 CB A:TYR141 4.9 42.8 1.0 O A:ASP135 4.9 41.2 1.0 OD1 A:ASP139 4.9 50.4 1.0

Calcium binding site 2 out of 2 in the Crystal Structure of Kv Channel-Interacting Protein 1 (Kchip-1)


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 Kv Channel-Interacting Protein 1 (Kchip-1) within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca226 b:29.9 occ:1.00 O A:ILE189 2.2 29.7 1.0 OD1 A:ASP183 2.2 36.8 1.0 OD1 A:ASN185 2.3 35.1 1.0 OD2 A:ASP187 2.4 36.5 1.0 OE2 A:GLU194 2.4 28.3 1.0 O A:HOH264 2.5 34.2 1.0 OE1 A:GLU194 2.7 29.9 1.0 CD A:GLU194 2.9 30.2 1.0 CG A:ASP187 3.2 36.9 1.0 CG A:ASP183 3.4 38.3 1.0 C A:ILE189 3.4 29.9 1.0 CG A:ASN185 3.4 34.1 1.0 OD1 A:ASP187 3.6 37.6 1.0 ND2 A:ASN185 4.0 33.0 1.0 N A:ILE189 4.1 32.5 1.0 OD2 A:ASP183 4.1 37.4 1.0 N A:ASP187 4.1 35.2 1.0 CA A:ILE189 4.2 30.9 1.0 CA A:ASP183 4.3 40.0 1.0 CB A:ASP183 4.3 38.2 1.0 N A:VAL190 4.4 27.1 1.0 N A:ASN185 4.4 38.0 1.0 CG A:GLU194 4.4 29.1 1.0 CB A:ILE189 4.4 32.9 1.0 CB A:ASP187 4.4 36.1 1.0 C A:ASP183 4.5 39.6 1.0 CA A:VAL190 4.5 23.6 1.0 O A:HOH260 4.5 25.7 1.0 N A:LYS186 4.6 36.8 1.0 CB A:ASN185 4.6 36.2 1.0 CG2 A:ILE189 4.7 34.2 1.0 N A:LYS184 4.7 40.0 1.0 CA A:ASP187 4.7 35.2 1.0 CA A:ASN185 4.9 37.4 1.0 C A:ASN185 4.9 37.4 1.0 O A:ASP183 4.9 38.7 1.0 C A:ASP187 5.0 35.0 1.0 N A:THR191 5.0 25.1 1.0 N A:GLY188 5.0 34.4 1.0

R.H.Scannevin, K.-W.Wang, F.Jow, J.Megules, D.C.Kopsco, W.Edris, K.C.Carroll, W.-X.Xu, Z.-B.Xu, A.H.Katz, S.Olland, L.Lin, M.Taylor, M.Stahl, K.Malakian, W.Somers, L.Mosyak, M.R.Bowlby, P.Chanda, K.J.Rhodes. Two N-Terminal Domains of KV4 K(+) Channels Regulate Binding to and Modulation By KCHIP1. Neuron V. 41 587 2004.
ISSN: ISSN 0896-6273
PubMed: 14980207
DOI: 10.1016/S0896-6273(04)00049-2