The binding sites of Strontium atom in the structure of Crystallographic Identification of SR2+ Coordination Site in Synaptotagmin I C2B Domain (pdb code 1tjm). This binding sites where shown with 5.0 Angstroms radius around Strontium atom.
The 1tjm structure was solved by Y.CHENG, S.M.SEQUEIRA, L.MALININA, V.TERESHKO, T.H.SOLLNER, D.J.PATEL, with X-Ray Crystallography technique, brief refinement statistics is given in the table below:
| Resolution (A) | 20.0-1.2 | | Space group | P3221 | | a (A) | 54.644 | | b (A) | 54.644 | | c (A) | 103.317 | | alpha (°) | 90.00 | | beta (°) | 90.00 | | gamma (°) | 120.00 | | Rfactor (%) | 15.8 | | Rfree (%) | 17.4 |
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Strontium binding site 1 out of 1 in 1tjm
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Click to enlarge | 
Click to enlarge | Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Strontium in the PDB 1tjm. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Strontium atom, shown by VdW sphere
Residues shown as a stick model or VDW spheres: A: Met302, A: Asp303, A: Ser308, A: Asp309, A: Asp363, A: Tyr364, A: Asp365, A: Hoh119, A: Hoh163, A: Hoh177, A: Hoh231, A: Hoh232, | conact list:
| Atom | Atom | Distance (A) | | Sr | HB2 A:Met302 | 4.96 | | Sr | CB A:Asp303 | 4.81 | | Sr | HA A:Asp303 | 4.95 | | Sr | OD2 A:Asp303 | 3.46 | | Sr | OD1 A:Asp303 | 2.52 | | Sr | CG A:Asp303 | 3.40 | | Sr | HA A:Ser308 | 4.19 | | Sr | C A:Ser308 | 4.73 | | Sr | CA A:Ser308 | 4.95 | | Sr | HB2 A:Asp309 | 3.09 | | Sr | N A:Asp309 | 3.95 | | Sr | CB A:Asp309 | 3.72 | | Sr | HB3 A:Asp309 | 4.50 | | Sr | OD2 A:Asp309 | 4.64 | | Sr | H A:Asp309 | 3.40 | | Sr | OD1 A:Asp309 | 2.45 | | Sr | CG A:Asp309 | 3.48 | | Sr | CA A:Asp309 | 4.46 | | Sr | O A:Asp363 | 4.83 | | Sr | HB2 A:Asp363 | 4.85 | | Sr | CB A:Asp363 | 4.27 | | Sr | HB3 A:Asp363 | 4.65 | | Sr | HA A:Asp363 | 4.70 | | Sr | OD2 A:Asp363 | 2.43 | | Sr | OD1 A:Asp363 | 2.68 | | Sr | C A:Asp363 | 4.41 | | Sr | CG A:Asp363 | 2.90 | | Sr | CA A:Asp363 | 4.75 | | Sr | N A:Tyr364 | 4.21 | | Sr | HB3 A:Tyr364 | 4.80 | | Sr | C A:Tyr364 | 3.60 | | Sr | CA A:Tyr364 | 4.50 | | Sr | O A:Tyr364 | 2.49 | | Sr | H A:Tyr364 | 4.26 | | Sr | HB2 A:Asp365 | 3.82 | | Sr | N A:Asp365 | 4.50 | | Sr | CB A:Asp365 | 4.60 | | Sr | HA A:Asp365 | 4.33 | | Sr | OD2 A:Asp365 | 4.61 | | Sr | CA A:Asp365 | 4.69 | | Sr | O A:Hoh119 | 4.95 | | Sr | H1 A:Hoh119 | 4.75 | | Sr | H2 A:Hoh163 | 4.83 | | Sr | O A:Hoh177 | 3.90 | | Sr | H1 A:Hoh177 | 3.54 | | Sr | H2 A:Hoh177 | 3.74 | | Sr | O A:Hoh231 | 2.26 | | Sr | H1 A:Hoh231 | 3.08 | | Sr | H2 A:Hoh231 | 2.21 | | Sr | O A:Hoh232 | 4.82 | | Sr | H1 A:Hoh232 | 4.11 | | Sr | H2 A:Hoh232 | 4.36 |
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