Calcium in PDB 9c4o: Cryo-Em Structure of Pqqu with Ligand Pqq

The binding sites of Calcium atom in the Cryo-Em Structure of Pqqu with Ligand Pqq (pdb code 9c4o). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Cryo-Em Structure of Pqqu with Ligand Pqq, PDB code: 9c4o:

Calcium binding site 1 out of 1 in the Cryo-Em Structure of Pqqu with Ligand Pqq


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Cryo-Em Structure of Pqqu with Ligand Pqq within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca801 b:27.4 occ:1.00 OD2 A:ASP428 2.2 34.8 1.0 O A:GLY436 2.2 35.3 1.0 O A:TYR430 2.3 25.9 1.0 OD1 A:ASN435 2.3 26.8 1.0 OD2 A:ASP438 2.6 36.3 1.0 O A:HOH1008 2.8 19.7 1.0 CG A:ASP438 3.2 32.6 1.0 CG A:ASP428 3.3 26.9 1.0 HD2 A:TYR430 3.3 26.8 1.0 H A:ASP438 3.3 30.8 1.0 C A:GLY436 3.4 29.9 1.0 CG A:ASN435 3.5 26.1 1.0 C A:TYR430 3.5 22.3 1.0 HB2 A:ASP438 3.6 31.6 1.0 OD1 A:ASP428 3.6 25.1 1.0 HB3 A:TYR430 3.7 27.4 1.0 HA A:VAL431 3.7 30.1 1.0 HG A:SER487 3.8 35.4 1.0 O A:ASN435 3.8 32.9 1.0 C A:ASN435 3.8 30.9 1.0 OD1 A:ASP438 3.9 35.0 1.0 N A:ASP438 3.9 29.0 1.0 OG A:SER487 3.9 38.6 1.0 CB A:ASP438 4.0 31.8 1.0 HG22 A:VAL431 4.0 29.4 1.0 HA A:ASP437 4.0 31.4 1.0 N A:GLY436 4.0 29.2 1.0 HB3 A:ASN435 4.2 29.9 1.0 CD2 A:TYR430 4.2 25.2 1.0 CB A:ASN435 4.3 29.3 1.0 CA A:GLY436 4.3 29.4 1.0 H A:GLY436 4.3 30.4 1.0 CB A:TYR430 4.4 21.8 1.0 N A:ASP437 4.4 34.0 1.0 N A:VAL431 4.4 24.2 1.0 O A:HOH966 4.4 26.8 1.0 H A:TYR430 4.4 26.6 1.0 CA A:TYR430 4.4 26.1 1.0 ND2 A:ASN435 4.4 30.4 1.0 HD21 A:ASN435 4.4 29.4 1.0 CA A:ASN435 4.4 25.1 1.0 CA A:VAL431 4.4 30.2 1.0 HA A:ASN435 4.5 29.6 1.0 CA A:ASP437 4.5 31.6 1.0 CB A:ASP428 4.6 28.5 1.0 C A:ASP437 4.6 31.2 1.0 CA A:ASP438 4.6 27.9 1.0 HB3 A:ASP428 4.7 28.0 1.0 O A:HOH908 4.7 20.9 1.0 HA2 A:GLY436 4.8 30.9 1.0 H A:THR432 4.8 33.3 1.0 HB3 A:ASP438 4.8 30.8 1.0 CG A:TYR430 4.8 28.9 1.0 CG2 A:VAL431 4.8 30.1 1.0 HB2 A:ASP428 4.8 27.9 1.0 N A:TYR430 4.8 22.8 1.0 HB3 A:SER487 4.8 35.1 1.0 HG23 A:VAL431 4.9 30.1 1.0 CB A:SER487 5.0 36.3 1.0

F.Munder, M.Voutsinos, K.Hantke, H.Venugopal, R.Grinter. High-Affinity Pqq Import Is Widespread in Gram-Negative Bacteria. To Be Published.