Sodium in PDB 2xo2: Human Annexin V with Incorporated Methionine Analogue Azidohomoalanine

The structure of Human Annexin V with Incorporated Methionine Analogue Azidohomoalanine, PDB code: 2xo2 was solved by M.Debela, L.Merkel, P.Goettig, N.Budisa, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	19.09 / 2.80
Space group	H 3
Cell size a, b, c (Å), α, β, γ (°)	152.708, 152.708, 33.603, 90.00, 90.00, 120.00
R / Rfree (%)	27.4 / 29.6

The structure of Human Annexin V with Incorporated Methionine Analogue Azidohomoalanine also contains other interesting chemical elements:

Calcium	(Ca)	2 atoms
Chlorine	(Cl)	1 atom

The binding sites of Sodium atom in the Human Annexin V with Incorporated Methionine Analogue Azidohomoalanine (pdb code 2xo2). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total only one binding site of Sodium was determined in the Human Annexin V with Incorporated Methionine Analogue Azidohomoalanine, PDB code: 2xo2:

Sodium binding site 1 out of 1 in the Human Annexin V with Incorporated Methionine Analogue Azidohomoalanine


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Human Annexin V with Incorporated Methionine Analogue Azidohomoalanine within 5.0Å range: probe atom residue distance (Å) B Occ A:Na1329 b:33.2 occ:1.00 ND2 A:ASN47 2.8 51.8 1.0 O A:HOH2100 2.8 25.4 1.0 O A:LYS86 3.0 54.5 1.0 O A:LEU84 3.3 52.3 1.0 O A:ALA83 3.3 51.0 1.0 CG A:ASN47 3.5 51.5 1.0 CG1 A:VAL274 3.5 50.7 1.0 C A:LEU84 3.9 52.3 1.0 CB A:ASN47 3.9 51.2 1.0 C A:LYS86 4.1 54.5 1.0 OG A:SER88 4.2 57.1 1.0 NH1 A:ARG50 4.2 47.5 1.0 OD1 A:ASN47 4.3 51.5 1.0 N A:LYS86 4.3 54.2 1.0 CA A:LEU84 4.3 51.7 1.0 C A:ALA83 4.4 51.0 1.0 O A:VAL274 4.6 50.5 1.0 CG A:LYS86 4.6 53.5 1.0 CA A:SER88 4.6 56.6 1.0 N A:SER88 4.6 56.3 1.0 CA A:LYS86 4.7 54.4 1.0 N A:LEU84 4.8 51.2 1.0 N A:AZH85 4.8 53.1 1.0 C A:PRO87 4.9 55.9 1.0 CB A:VAL274 5.0 50.6 1.0 CB A:SER88 5.0 56.7 1.0

M.Debela, L.Merkel, P.Goettig, N.Budisa. Non-Canonical Amino Acids For Click Chemistry Reactions Incorporated in Human Annexin V To Be Published.