Sodium in PDB 7a1i: Crystal Structure of the BILBO2/FPC4 Complex

The structure of Crystal Structure of the BILBO2/FPC4 Complex, PDB code: 7a1i was solved by G.Dong, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	19.75 / 1.87
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	60.418, 73.385, 120.514, 90, 90, 90
R / Rfree (%)	21.2 / 25.1

The binding sites of Sodium atom in the Crystal Structure of the BILBO2/FPC4 Complex (pdb code 7a1i). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total 3 binding sites of Sodium where determined in the Crystal Structure of the BILBO2/FPC4 Complex, PDB code: 7a1i:
Jump to Sodium binding site number: 1; 2; 3;

Sodium binding site 1 out of 3 in the Crystal Structure of the BILBO2/FPC4 Complex


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Crystal Structure of the BILBO2/FPC4 Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Na201 b:68.1 occ:1.00 O A:HOH329 2.2 47.4 1.0 O A:GLN89 3.0 43.7 1.0 ND2 A:ASN58 3.5 48.0 1.0 OD1 A:ASN58 3.5 44.7 1.0 O A:HOH331 3.5 42.5 1.0 C A:GLN89 3.9 40.7 1.0 CG A:ASN58 3.9 46.1 1.0 O A:HOH302 4.2 36.7 1.0 CB A:PHE88 4.2 40.2 1.0 N A:GLN89 4.4 37.6 1.0 N A:PRO90 4.6 40.2 1.0 CA A:PRO90 4.6 45.5 1.0 O C:HOH313 4.8 45.6 1.0 CA A:GLN89 4.8 38.3 1.0 C A:PHE88 4.9 36.9 1.0 CG A:PHE88 5.0 43.7 1.0 CG B:PRO438 5.0 74.6 1.0

Sodium binding site 2 out of 3 in the Crystal Structure of the BILBO2/FPC4 Complex


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 2 of Crystal Structure of the BILBO2/FPC4 Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Na202 b:68.8 occ:1.00 O A:PHE63 2.9 46.9 1.0 O A:HOH312 3.0 47.0 1.0 O A:HOH307 3.5 41.2 1.0 OG A:SER83 3.5 57.7 1.0 C A:PHE63 4.0 45.7 1.0 CA A:ASN64 4.2 55.2 1.0 CD1 A:LEU80 4.3 72.5 1.0 OD2 A:ASP65 4.4 90.4 1.0 O A:GLN78 4.4 47.6 1.0 N A:ASP65 4.4 59.1 1.0 CG2 A:VAL62 4.4 43.7 1.0 CB A:SER83 4.5 49.3 1.0 CG A:LEU80 4.6 76.4 1.0 N A:ASN64 4.6 47.9 1.0 CG A:ASP65 4.6 92.7 1.0 OD1 A:ASP65 4.7 71.1 1.0 O A:HOH341 4.7 51.7 1.0 CB A:LEU80 4.7 70.4 1.0 CA A:SER83 4.8 45.5 1.0 C A:ASN64 4.9 56.9 1.0 OD1 A:ASN64 5.0 61.2 1.0

Sodium binding site 3 out of 3 in the Crystal Structure of the BILBO2/FPC4 Complex


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 3 of Crystal Structure of the BILBO2/FPC4 Complex within 5.0Å range: probe atom residue distance (Å) B Occ C:Na201 b:55.4 occ:1.00 O A:HOH321 2.7 49.4 1.0 N C:GLU104 3.0 51.9 1.0 CB C:GLU104 3.6 61.1 1.0 CB C:TYR103 3.8 42.9 1.0 CG C:GLU104 3.8 64.9 1.0 CA C:TYR103 3.8 43.8 1.0 CA C:GLU104 3.9 55.0 1.0 C C:TYR103 3.9 46.0 1.0 O A:HOH306 3.9 43.3 1.0 CB A:LEU93 4.0 58.6 1.0 O C:GLU104 4.3 51.5 1.0 CD2 A:LEU93 4.4 67.0 1.0 CD1 C:TYR103 4.5 44.9 1.0 CG C:TYR103 4.6 41.7 1.0 C C:GLU104 4.6 52.4 1.0 CG A:LEU93 4.9 63.4 1.0 N A:LEU93 4.9 45.3 1.0

G.Dong, P.Majneri. Structural and Functional Studies of the First Tripartite Protein Complex at the Trypanosoma Brucei Flagellar Pocket Collar Plos Pathog. 2021.
ISSN: ESSN 1553-7374