Potassium in PDB 1t61: Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane

The structure of Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane, PDB code: 1t61 was solved by R.M.Vanacore, S.Shanmugasundararaj, D.B.Friedman, O.Bondar, B.G.Hudson, M.Sundaramoorthy, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 1.50
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	73.650, 80.139, 235.420, 90.00, 90.00, 90.00
R / Rfree (%)	17.4 / 20

The structure of Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane also contains other interesting chemical elements:

Chlorine	(Cl)	6 atoms
Calcium	(Ca)	2 atoms

The binding sites of Potassium atom in the Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane (pdb code 1t61). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 6 binding sites of Potassium where determined in the Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane, PDB code: 1t61:
Jump to Potassium binding site number: 1; 2; 3; 4; 5; 6;

Potassium binding site 1 out of 6 in the Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane within 5.0Å range: probe atom residue distance (Å) B Occ A:K802 b:14.9 occ:1.00 OH E:TYR189 3.2 10.9 1.0 N A:ALA186 3.3 7.8 1.0 O A:HOH869 3.3 19.5 1.0 ND2 D:ASN66 3.5 12.7 1.0 CE2 E:TYR189 3.7 9.9 1.0 O3 A:GOL813 3.8 50.0 1.0 CA A:TYR185 3.9 8.1 1.0 O D:HOH815 3.9 14.7 1.0 CB A:ALA186 3.9 7.7 1.0 CZ E:TYR189 3.9 10.6 1.0 CD2 A:TYR185 3.9 8.5 1.0 CE1 D:PHE64 3.9 11.5 1.0 CB A:TYR185 4.0 8.0 1.0 C A:TYR185 4.1 7.9 1.0 CA A:ALA186 4.2 7.4 1.0 C3 A:GOL813 4.2 49.3 1.0 CG D:ASN66 4.4 11.9 1.0 CB D:ASN66 4.4 10.6 1.0 ND2 D:ASN72 4.5 10.1 1.0 CG A:TYR185 4.5 7.8 1.0 CZ D:PHE64 4.5 10.8 1.0 O A:HOH847 4.9 12.2 1.0 CD2 E:TYR189 4.9 10.1 1.0 CE2 A:TYR185 4.9 6.6 1.0 CD1 D:PHE64 5.0 10.7 1.0

Potassium binding site 2 out of 6 in the Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane within 5.0Å range: probe atom residue distance (Å) B Occ A:K807 b:15.5 occ:1.00 OH B:TYR189 3.2 9.8 1.0 N D:ALA186 3.2 8.9 1.0 O D:HOH868 3.4 20.8 1.0 ND2 A:ASN66 3.4 13.6 1.0 O A:HOH845 3.6 14.5 1.0 CE2 B:TYR189 3.7 11.6 1.0 CB D:ALA186 3.7 7.8 1.0 CZ B:TYR189 3.9 10.5 1.0 CA D:TYR185 3.9 9.0 1.0 CE1 A:PHE64 3.9 13.5 1.0 CD2 D:TYR185 4.0 10.7 1.0 C D:TYR185 4.1 8.7 1.0 CB D:TYR185 4.1 9.0 1.0 CA D:ALA186 4.1 8.2 1.0 CG A:ASN66 4.3 12.9 1.0 CB A:ASN66 4.3 12.3 1.0 CG D:TYR185 4.5 9.4 1.0 ND2 A:ASN72 4.6 11.1 1.0 CZ A:PHE64 4.6 12.3 1.0 CD2 B:TYR189 4.9 12.2 1.0 CD1 A:PHE64 5.0 13.7 1.0

Potassium binding site 3 out of 6 in the Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane within 5.0Å range: probe atom residue distance (Å) B Occ B:K806 b:12.3 occ:1.00 N F:ALA184 3.2 8.8 1.0 OH C:TYR187 3.2 10.9 1.0 O B:HOH834 3.2 16.9 1.0 ND2 B:ASN66 3.3 10.9 1.0 O F:HOH902 3.4 26.9 1.0 CE2 C:TYR187 3.6 11.4 1.0 CD2 F:TYR183 3.7 8.9 1.0 CA F:TYR183 3.7 8.0 1.0 CB F:ALA184 3.8 8.7 1.0 CE1 B:PHE64 3.8 10.9 1.0 CB F:TYR183 3.9 7.8 1.0 CZ C:TYR187 3.9 10.3 1.0 C F:TYR183 3.9 9.1 1.0 CB B:ASN66 4.0 9.9 1.0 CG B:ASN66 4.0 11.2 1.0 CA F:ALA184 4.1 9.1 1.0 ND2 B:ASN72 4.2 15.7 1.0 CG F:TYR183 4.3 8.9 1.0 CD1 B:PHE64 4.7 11.9 1.0 CZ B:PHE64 4.7 10.3 1.0 CE2 F:TYR183 4.8 11.0 1.0 CD2 C:TYR187 4.9 10.6 1.0 O F:HOH889 5.0 22.5 1.0

Potassium binding site 4 out of 6 in the Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane within 5.0Å range: probe atom residue distance (Å) B Occ C:K801 b:10.7 occ:1.00 OH A:TYR189 3.0 7.2 1.0 OH C:TYR63 3.1 7.9 1.0 N E:ALA186 3.2 8.0 1.0 ND2 C:ASN65 3.4 11.1 1.0 CE1 C:TYR63 3.6 5.6 1.0 CZ A:TYR189 3.7 8.1 1.0 CB E:ALA186 3.7 8.8 1.0 CE2 C:TYR71 3.7 11.5 1.0 CZ C:TYR63 3.8 6.7 1.0 CB E:TYR185 3.8 7.4 1.0 CE2 A:TYR189 3.9 6.2 1.0 CD2 E:TYR185 3.9 7.8 1.0 CA E:TYR185 4.0 7.2 1.0 CA E:ALA186 4.0 8.4 1.0 CD2 C:TYR71 4.0 9.8 1.0 C E:TYR185 4.1 7.4 1.0 NH1 C:ARG75 4.2 6.2 1.0 CG C:ASN65 4.3 12.0 1.0 CG E:TYR185 4.4 7.8 1.0 CB C:ASN65 4.4 10.5 1.0 O E:HOH883 4.5 19.1 1.0 O C:HOH884 4.6 18.3 1.0 CE1 A:TYR189 4.6 7.4 1.0 N E:ASN187 4.7 7.7 1.0 CZ C:TYR71 4.8 12.5 1.0 C E:ALA186 4.9 9.7 1.0 CD1 C:TYR63 4.9 7.1 1.0 CD2 A:TYR189 5.0 7.2 1.0

Potassium binding site 5 out of 6 in the Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 5 of Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane within 5.0Å range: probe atom residue distance (Å) B Occ C:K805 b:13.0 occ:1.00 OH F:TYR187 3.1 9.8 1.0 N C:ALA184 3.2 8.4 1.0 ND2 E:ASN66 3.3 11.4 1.0 O E:HOH871 3.3 21.4 1.0 CE2 F:TYR187 3.6 11.1 1.0 CD2 C:TYR183 3.6 8.0 1.0 CB C:ALA184 3.8 6.7 1.0 CZ F:TYR187 3.8 9.7 1.0 CA C:TYR183 3.8 7.7 1.0 CE1 E:PHE64 3.8 12.7 1.0 CB C:TYR183 3.9 6.5 1.0 CB E:ASN66 3.9 10.8 1.0 CG E:ASN66 4.0 11.6 1.0 C C:TYR183 4.0 8.7 1.0 CA C:ALA184 4.1 8.1 1.0 ND2 E:ASN72 4.2 16.5 1.0 CG C:TYR183 4.2 7.5 1.0 CD1 E:PHE64 4.7 11.3 1.0 CE2 C:TYR183 4.7 10.1 1.0 CZ E:PHE64 4.7 10.3 1.0 CD2 F:TYR187 4.8 10.4 1.0 O E:HOH847 4.9 15.9 1.0

Potassium binding site 6 out of 6 in the Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 6 of Crystal Structure of Collagen IV NC1 Domain From Placenta Basement Membrane within 5.0Å range: probe atom residue distance (Å) B Occ F:K803 b:12.2 occ:1.00 OH D:TYR189 3.0 7.5 1.0 OH F:TYR63 3.1 7.0 1.0 N B:ALA186 3.2 10.4 1.0 ND2 F:ASN65 3.4 11.0 1.0 CE1 F:TYR63 3.6 5.8 1.0 CB B:ALA186 3.6 9.8 1.0 CZ D:TYR189 3.7 7.7 1.0 CE2 F:TYR71 3.7 12.0 1.0 CZ F:TYR63 3.8 6.3 1.0 CB B:TYR185 3.8 9.7 1.0 CD2 B:TYR185 3.9 7.4 1.0 CE2 D:TYR189 3.9 6.6 1.0 CA B:TYR185 4.0 9.1 1.0 CA B:ALA186 4.0 10.7 1.0 CD2 F:TYR71 4.0 11.3 1.0 C B:TYR185 4.0 9.8 1.0 NH1 F:ARG75 4.2 8.5 1.0 CG F:ASN65 4.3 12.1 1.0 CG B:TYR185 4.3 8.1 1.0 O B:HOH844 4.4 17.3 1.0 CB F:ASN65 4.4 12.1 1.0 CE1 D:TYR189 4.6 7.8 1.0 O F:HOH868 4.6 18.8 1.0 N B:ASN187 4.7 10.0 1.0 C B:ALA186 4.9 10.7 1.0 CZ F:TYR71 4.9 13.2 1.0 CD1 F:TYR63 4.9 6.8 1.0

R.M.Vanacore, S.Shanmugasundararaj, D.B.Friedman, O.Bondar, B.G.Hudson, M.Sundaramoorthy. The ALPHA1.ALPHA2 Network of Collagen IV. Reinforced Stabilization of the Noncollagenous Domain-1 By Noncovalent Forces and the Absence of Met-Lys Cross-Links J.Biol.Chem. V. 279 44723 2004.
ISSN: ISSN 0021-9258
PubMed: 15299013
DOI: 10.1074/JBC.M406344200