Calcium in PDB 5hm4: Crystal Structure of Oligopeptide Abc Transporter, Periplasmic Oligopeptide-Binding Protein (TM1226) From Thermotoga Maritima at 2.0 A Resolution

The structure of Crystal Structure of Oligopeptide Abc Transporter, Periplasmic Oligopeptide-Binding Protein (TM1226) From Thermotoga Maritima at 2.0 A Resolution, PDB code: 5hm4 was solved by X.Lu, S.Ghimire-Rijal, D.A.A.Myles, M.J.Cuneo, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.44 / 2.00
Space group	P 21 2 21
Cell size a, b, c (Å), α, β, γ (°)	51.256, 65.795, 185.658, 90.00, 90.00, 90.00
R / Rfree (%)	17.3 / 20.9

The binding sites of Calcium atom in the Crystal Structure of Oligopeptide Abc Transporter, Periplasmic Oligopeptide-Binding Protein (TM1226) From Thermotoga Maritima at 2.0 A Resolution (pdb code 5hm4). 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 Crystal Structure of Oligopeptide Abc Transporter, Periplasmic Oligopeptide-Binding Protein (TM1226) From Thermotoga Maritima at 2.0 A Resolution, PDB code: 5hm4:

Calcium binding site 1 out of 1 in the Crystal Structure of Oligopeptide Abc Transporter, Periplasmic Oligopeptide-Binding Protein (TM1226) From Thermotoga Maritima at 2.0 A Resolution


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 Oligopeptide Abc Transporter, Periplasmic Oligopeptide-Binding Protein (TM1226) From Thermotoga Maritima at 2.0 A Resolution within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca601 b:50.9 occ:1.00 O B:PHE368 2.2 31.0 1.0 OD1 B:ASN364 2.2 41.1 1.0 OD1 B:ASP366 2.2 36.3 1.0 OD2 B:ASP362 2.3 38.2 1.0 OE2 B:GLU370 2.3 30.4 1.0 OE1 B:GLU370 2.3 34.0 1.0 CD B:GLU370 2.6 35.0 1.0 CG B:ASP366 3.0 37.9 1.0 CG B:ASN364 3.2 38.1 1.0 OD2 B:ASP366 3.3 34.1 1.0 C B:PHE368 3.3 33.7 1.0 CG B:ASP362 3.3 43.2 1.0 ND2 B:ASN364 3.6 37.2 1.0 N B:PHE368 3.8 39.3 1.0 CA B:ASP362 4.0 35.6 1.0 CA B:PHE368 4.0 35.4 1.0 N B:ASN364 4.0 37.1 1.0 N B:ASP366 4.1 36.5 1.0 N B:VAL363 4.1 38.4 1.0 CG B:GLU370 4.1 35.6 1.0 CB B:ASP362 4.1 39.8 1.0 OD1 B:ASP362 4.2 48.7 1.0 CB B:PHE368 4.2 35.7 1.0 CB B:ASP366 4.3 39.7 1.0 O B:HOH841 4.3 27.1 1.0 N B:ARG369 4.4 32.9 1.0 CB B:ASN364 4.4 37.2 1.0 C B:ASP362 4.5 38.6 1.0 N B:GLY365 4.5 38.2 1.0 N B:GLU370 4.5 31.9 1.0 C B:ARG369 4.5 31.3 1.0 CA B:ASP366 4.6 38.2 1.0 CA B:ASN364 4.6 38.6 1.0 N B:GLY367 4.6 34.5 1.0 CA B:ARG369 4.6 31.4 1.0 C B:ASN364 4.7 38.7 1.0 C B:ASP366 4.7 36.8 1.0 C B:GLY367 4.9 42.8 1.0 CB B:GLU370 4.9 30.7 1.0 O B:ARG369 5.0 30.5 1.0

L.Li, S.Ghimire-Rijal, S.L.Lucas, C.B.Stanley, E.Wright, P.K.Agarwal, D.A.Myles, M.J.Cuneo. Periplasmic Binding Protein Dimer Has A Second Allosteric Event Tied to Ligand Binding. Biochemistry V. 56 5328 2017.
ISSN: ISSN 1520-4995
PubMed: 28876049
DOI: 10.1021/ACS.BIOCHEM.7B00657