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Potassium in PDB 4kn2: Human Folate Receptor Beta (FOLR2) in Complex with Antifolate Pemetrexed

Protein crystallography data

The structure of Human Folate Receptor Beta (FOLR2) in Complex with Antifolate Pemetrexed, PDB code: 4kn2 was solved by A.S.Wibowo, C.E.Dann Iii, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 48.72 / 2.60
Space group I 41 2 2
Cell size a, b, c (Å), α, β, γ (°) 97.443, 97.443, 348.105, 90.00, 90.00, 90.00
R / Rfree (%) 19.4 / 24.4

Other elements in 4kn2:

The structure of Human Folate Receptor Beta (FOLR2) in Complex with Antifolate Pemetrexed also contains other interesting chemical elements:

Chlorine (Cl) 3 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Human Folate Receptor Beta (FOLR2) in Complex with Antifolate Pemetrexed (pdb code 4kn2). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 3 binding sites of Potassium where determined in the Human Folate Receptor Beta (FOLR2) in Complex with Antifolate Pemetrexed, PDB code: 4kn2:
Jump to Potassium binding site number: 1; 2; 3;

Potassium binding site 1 out of 3 in 4kn2

Go back to Potassium Binding Sites List in 4kn2
Potassium binding site 1 out of 3 in the Human Folate Receptor Beta (FOLR2) in Complex with Antifolate Pemetrexed


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Human Folate Receptor Beta (FOLR2) in Complex with Antifolate Pemetrexed within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K301

b:49.9
occ:1.00
NE1 A:TRP54 3.2 40.8 1.0
OG A:SER104 3.3 34.1 1.0
ND2 A:ASN214 3.4 36.6 1.0
ND2 A:ASN216 3.5 34.2 1.0
OD1 A:ASN106 3.6 46.2 1.0
CB A:SER104 3.7 40.6 1.0
OD1 A:ASN214 3.7 34.5 1.0
CB A:ASN216 3.8 29.3 1.0
CD1 A:TRP54 3.9 39.5 1.0
CG A:ASN214 4.0 41.1 1.0
CD1 A:LEU100 4.0 22.3 1.0
CZ A:PHE208 4.1 39.8 1.0
CA A:SER104 4.1 38.6 1.0
CG A:ASN216 4.1 35.9 1.0
CB A:ASN106 4.2 39.3 1.0
CE2 A:PHE208 4.2 37.1 1.0
CD A:PRO105 4.2 35.1 1.0
CE2 A:TRP54 4.2 43.0 1.0
CG A:ASN106 4.3 43.9 1.0
CZ2 A:TRP54 4.6 39.4 1.0
N A:ASN106 4.8 40.1 1.0
N A:PRO105 4.8 40.9 1.0
C A:SER104 4.9 40.6 1.0

Potassium binding site 2 out of 3 in 4kn2

Go back to Potassium Binding Sites List in 4kn2
Potassium binding site 2 out of 3 in the Human Folate Receptor Beta (FOLR2) in Complex with Antifolate Pemetrexed


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Human Folate Receptor Beta (FOLR2) in Complex with Antifolate Pemetrexed within 5.0Å range:
probe atom residue distance (Å) B Occ
B:K301

b:44.1
occ:1.00
OG B:SER104 3.2 35.1 1.0
NE1 B:TRP54 3.3 40.6 1.0
ND2 B:ASN214 3.4 35.8 1.0
ND2 B:ASN216 3.5 37.1 1.0
OD1 B:ASN106 3.6 42.7 1.0
CB B:SER104 3.7 37.4 1.0
CB B:ASN216 3.7 29.0 1.0
OD1 B:ASN214 3.8 33.8 1.0
CD1 B:TRP54 4.0 39.1 1.0
CG B:ASN214 4.0 40.6 1.0
CD1 B:LEU100 4.0 23.0 1.0
CA B:SER104 4.1 37.9 1.0
CB B:ASN106 4.1 40.0 1.0
CG B:ASN216 4.1 38.9 1.0
CD B:PRO105 4.2 35.7 1.0
CZ B:PHE208 4.2 40.4 1.0
CG B:ASN106 4.3 41.5 1.0
CE2 B:PHE208 4.3 39.6 1.0
CE2 B:TRP54 4.3 41.8 1.0
N B:ASN106 4.7 40.7 1.0
CZ2 B:TRP54 4.7 42.2 1.0
N B:PRO105 4.7 41.3 1.0
C B:SER104 4.9 40.8 1.0
CA B:ASN106 5.0 41.7 1.0

Potassium binding site 3 out of 3 in 4kn2

Go back to Potassium Binding Sites List in 4kn2
Potassium binding site 3 out of 3 in the Human Folate Receptor Beta (FOLR2) in Complex with Antifolate Pemetrexed


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Human Folate Receptor Beta (FOLR2) in Complex with Antifolate Pemetrexed within 5.0Å range:
probe atom residue distance (Å) B Occ
C:K301

b:48.7
occ:1.00
OG C:SER104 3.3 35.8 1.0
ND2 C:ASN214 3.3 39.3 1.0
NE1 C:TRP54 3.4 41.9 1.0
ND2 C:ASN216 3.4 35.0 1.0
OD1 C:ASN106 3.4 46.8 1.0
OD1 C:ASN214 3.7 32.7 1.0
CB C:ASN216 3.7 29.1 1.0
CB C:SER104 3.8 43.2 1.0
CG C:ASN214 3.9 42.2 1.0
CD1 C:TRP54 4.0 39.0 1.0
CB C:ASN106 4.1 38.4 1.0
CG C:ASN216 4.1 37.2 1.0
CZ C:PHE208 4.2 40.4 1.0
CD1 C:LEU100 4.2 29.6 1.0
CG C:ASN106 4.2 42.4 1.0
CA C:SER104 4.2 40.2 1.0
CD C:PRO105 4.2 37.9 1.0
CE2 C:PHE208 4.2 39.2 1.0
CE2 C:TRP54 4.4 43.6 1.0
N C:ASN106 4.7 40.2 1.0
CZ2 C:TRP54 4.8 44.1 1.0
N C:PRO105 4.8 43.4 1.0
CA C:ASN216 4.9 37.6 1.0
C C:SER104 4.9 43.4 1.0
CA C:ASN106 5.0 39.9 1.0

Reference:

A.S.Wibowo, M.Singh, K.M.Reeder, J.J.Carter, A.R.Kovach, W.Meng, M.Ratnam, F.Zhang, C.E.Dann. Structures of Human Folate Receptors Reveal Biological Trafficking States and Diversity in Folate and Antifolate Recognition. Proc.Natl.Acad.Sci.Usa V. 110 15180 2013.
ISSN: ISSN 0027-8424
PubMed: 23934049
DOI: 10.1073/PNAS.1308827110
Page generated: Mon Aug 12 11:13:17 2024

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