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Potassium in PDB 1doi: 2FE-2S Ferredoxin From Haloarcula Marismortui

Protein crystallography data

The structure of 2FE-2S Ferredoxin From Haloarcula Marismortui, PDB code: 1doi was solved by F.Frolow, M.Harel, J.L.Sussman, M.Shoham, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 30.00 / 1.90
Space group P 63 2 2
Cell size a, b, c (Å), α, β, γ (°) 59.180, 59.180, 124.230, 90.00, 90.00, 120.00
R / Rfree (%) 19.5 / n/a

Other elements in 1doi:

The structure of 2FE-2S Ferredoxin From Haloarcula Marismortui also contains other interesting chemical elements:

Iron (Fe) 2 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the 2FE-2S Ferredoxin From Haloarcula Marismortui (pdb code 1doi). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 6 binding sites of Potassium where determined in the 2FE-2S Ferredoxin From Haloarcula Marismortui, PDB code: 1doi:
Jump to Potassium binding site number: 1; 2; 3; 4; 5; 6;

Potassium binding site 1 out of 6 in 1doi

Go back to Potassium Binding Sites List in 1doi
Potassium binding site 1 out of 6 in the 2FE-2S Ferredoxin From Haloarcula Marismortui


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of 2FE-2S Ferredoxin From Haloarcula Marismortui within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K201

b:9.8
occ:1.00
O A:ASP12 2.7 2.0 1.0
O A:HOH418 2.9 27.1 1.0
OD1 A:ASP12 3.0 7.8 1.0
C A:ASP12 3.6 2.8 1.0
CG A:ASP12 3.6 6.4 1.0
OD2 A:ASP12 4.1 7.8 1.0
CA A:ASP12 4.4 2.5 1.0
N A:ASP13 4.4 2.3 1.0
CA A:ASP13 4.5 4.4 1.0
CB A:ASP12 4.5 3.5 1.0
C A:ASP13 4.9 4.4 1.0

Potassium binding site 2 out of 6 in 1doi

Go back to Potassium Binding Sites List in 1doi
Potassium binding site 2 out of 6 in the 2FE-2S Ferredoxin From Haloarcula Marismortui


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of 2FE-2S Ferredoxin From Haloarcula Marismortui within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K202

b:10.5
occ:1.00
O A:HOH274 2.4 19.1 1.0
O A:HOH426 2.7 6.5 1.0
OD2 A:ASP81 3.0 2.0 1.0
OD1 A:ASP107 3.1 15.8 1.0
CG A:ASP81 3.6 2.9 1.0
O A:HOH312 3.7 29.4 1.0
CG A:ASP107 3.9 13.1 1.0
OD2 A:ASP107 4.1 14.0 1.0
O A:HOH302 4.1 20.8 1.0
CB A:ASP81 4.2 2.0 1.0
OD1 A:ASP81 4.3 2.0 1.0
O A:HOH420 4.7 30.7 1.0
O A:HOH250 4.9 2.0 1.0

Potassium binding site 3 out of 6 in 1doi

Go back to Potassium Binding Sites List in 1doi
Potassium binding site 3 out of 6 in the 2FE-2S Ferredoxin From Haloarcula Marismortui


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of 2FE-2S Ferredoxin From Haloarcula Marismortui within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K203

b:12.9
occ:1.00
O A:MET30 2.7 4.6 1.0
O A:HOH374 2.7 5.0 1.0
O A:SER28 3.0 6.4 1.0
C A:MET30 3.8 3.5 1.0
C A:SER28 4.0 6.6 1.0
O A:HOH353 4.0 14.3 1.0
CA A:ASP31 4.1 3.8 1.0
N A:ASP31 4.3 4.0 1.0
O A:HOH244 4.4 13.5 1.0
O A:ALA27 4.4 2.5 1.0
O A:HOH348 4.5 2.6 1.0
CA A:SER28 4.6 7.5 1.0
N A:MET30 4.6 5.0 1.0
N A:LEU32 4.8 4.0 1.0
C A:ASP29 4.8 6.4 1.0
CA A:MET30 4.9 3.4 1.0
OD1 A:ASP31 4.9 6.9 1.0
C A:ASP31 4.9 3.8 1.0
N A:ASP29 4.9 6.8 1.0

Potassium binding site 4 out of 6 in 1doi

Go back to Potassium Binding Sites List in 1doi
Potassium binding site 4 out of 6 in the 2FE-2S Ferredoxin From Haloarcula Marismortui


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of 2FE-2S Ferredoxin From Haloarcula Marismortui within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K204

b:20.8
occ:1.00
O A:HOH211 2.4 2.1 1.0
O A:CYS71 2.6 2.2 1.0
O A:ALA72 2.7 2.0 1.0
C A:CYS71 3.2 2.0 1.0
N A:ASN116 3.3 2.0 1.0
C A:ALA72 3.5 2.0 1.0
OG1 A:THR101 3.5 2.3 1.0
O A:HOH208 3.6 2.0 1.0
CB A:TYR115 3.7 2.0 1.0
CG2 A:THR101 3.9 2.0 1.0
CA A:CYS71 3.9 2.0 1.0
CA A:TYR115 4.0 2.4 1.0
CG A:PRO60 4.0 2.0 1.0
N A:ALA72 4.0 2.0 1.0
CD1 A:TYR115 4.1 2.4 1.0
CA A:ASN116 4.1 2.5 1.0
C A:TYR115 4.1 2.0 1.0
N A:ALA73 4.2 2.0 1.0
CB A:ALA73 4.3 2.0 1.0
CB A:THR101 4.3 2.0 1.0
CA A:ALA72 4.4 2.1 1.0
CG A:TYR115 4.4 2.5 1.0
CA A:ALA73 4.4 2.0 1.0
CD A:PRO60 4.5 2.0 1.0
CB A:CYS71 4.6 2.0 1.0
O A:ASN70 4.6 2.0 1.0
O A:PRO60 4.7 2.0 1.0
N A:ALA117 4.8 2.0 1.0
CE3 A:TRP59 4.8 2.3 1.0
C A:ASN116 5.0 2.2 1.0

Potassium binding site 5 out of 6 in 1doi

Go back to Potassium Binding Sites List in 1doi
Potassium binding site 5 out of 6 in the 2FE-2S Ferredoxin From Haloarcula Marismortui


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 5 of 2FE-2S Ferredoxin From Haloarcula Marismortui within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K205

b:15.5
occ:1.00
O A:HOH439 2.3 14.4 1.0
O A:GLU94 2.6 3.6 1.0
OD1 A:ASN97 2.9 2.8 1.0
O A:HOH440 3.1 15.6 1.0
C A:GLU94 3.8 4.3 1.0
CG A:ASN97 3.8 3.9 1.0
O A:HOH309 3.9 6.5 1.0
ND2 A:ASN97 4.0 2.3 1.0
O A:ASP95 4.1 2.0 1.0
CA A:ASP95 4.1 3.3 1.0
N A:ASP95 4.4 4.3 1.0
C A:ASP95 4.4 3.0 1.0
O A:HOH269 4.5 23.1 1.0
O A:HOH441 4.7 18.4 1.0
CA A:GLU94 4.9 5.2 1.0
O A:HOH220 5.0 2.0 1.0

Potassium binding site 6 out of 6 in 1doi

Go back to Potassium Binding Sites List in 1doi
Potassium binding site 6 out of 6 in the 2FE-2S Ferredoxin From Haloarcula Marismortui


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 6 of 2FE-2S Ferredoxin From Haloarcula Marismortui within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K206

b:28.9
occ:1.00
OG1 A:THR2 2.8 3.7 1.0
OE2 A:GLU110 2.8 13.4 1.0
OD1 A:ASP109 3.1 13.8 1.0
O A:ASP109 3.1 5.3 1.0
OD2 A:ASP109 3.2 17.0 1.0
O A:HOH403 3.4 37.2 1.0
CG A:ASP109 3.4 12.2 1.0
CD A:GLU110 3.7 10.6 1.0
CB A:THR2 3.8 3.5 1.0
N A:THR2 3.9 3.1 1.0
O A:HOH254 4.1 40.9 1.0
C A:ASP109 4.1 5.4 1.0
O A:HOH437 4.1 27.8 1.0
OE1 A:GLU110 4.2 12.0 1.0
C A:PRO1 4.4 3.5 1.0
CA A:THR2 4.4 2.1 1.0
CA A:PRO1 4.5 3.4 1.0
CG A:GLU110 4.5 5.7 1.0
CB A:ASP109 4.6 8.5 1.0
CA A:ASP109 4.7 6.2 1.0
OE2 A:GLU41 4.9 15.2 1.0
N A:GLU110 5.0 4.5 1.0

Reference:

F.Frolow, M.Harel, J.L.Sussman, M.Mevarech, M.Shoham. Insights Into Protein Adaptation to A Saturated Salt Environment From the Crystal Structure of A Halophilic 2FE-2S Ferredoxin. Nat.Struct.Biol. V. 3 452 1996.
ISSN: ISSN 1072-8368
PubMed: 8612076
DOI: 10.1038/NSB0596-452
Page generated: Sun Dec 13 22:42:36 2020

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