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Potassium in PDB 2ihu: Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex

Enzymatic activity of Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex

All present enzymatic activity of Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex:
2.5.1.66;

Protein crystallography data

The structure of Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex, PDB code: 2ihu was solved by M.E.Caines, C.J.Schofield, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 28.13 / 2.05
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 119.691, 127.863, 197.150, 90.00, 90.00, 90.00
R / Rfree (%) 17.1 / 20.1

Other elements in 2ihu:

The structure of Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex also contains other interesting chemical elements:

Magnesium (Mg) 4 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex (pdb code 2ihu). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 6 binding sites of Potassium where determined in the Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex, PDB code: 2ihu:
Jump to Potassium binding site number: 1; 2; 3; 4; 5; 6;

Potassium binding site 1 out of 6 in 2ihu

Go back to Potassium Binding Sites List in 2ihu
Potassium binding site 1 out of 6 in the Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K602

b:30.8
occ:1.00
 O A:ALA399 2.8 26.5 1.0
O A:GLU396 2.9 24.8 1.0
O A:GLU397 3.0 25.7 1.0
C A:GLU397 3.7 25.7 1.0
C A:ALA399 3.9 26.5 1.0
O A:HOH1677 3.9 34.0 1.0
C A:GLU396 4.0 24.9 1.0
CA A:GLU397 4.1 25.4 1.0
O A:HOH1808 4.2 30.2 1.0
N A:ALA399 4.4 25.8 1.0
N A:GLU397 4.5 25.1 1.0
N A:ALA398 4.6 25.8 1.0
C A:ALA398 4.6 25.7 1.0
N A:GLU400 4.7 26.7 1.0
CA A:ALA399 4.8 26.0 1.0
CA A:GLU400 4.8 27.2 1.0
O A:ALA398 5.0 25.9 1.0

Potassium binding site 2 out of 6 in 2ihu

Go back to Potassium Binding Sites List in 2ihu
Potassium binding site 2 out of 6 in the Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1501

b:21.0
occ:1.00
 O A:HOH1751 2.6 16.6 1.0
O B:HOH929 2.7 19.4 1.0
O B:HOH652 2.7 11.0 1.0
O A:HOH1536 3.0 14.6 1.0
O A:SER468 3.2 16.0 1.0
O B:SER468 3.3 14.9 1.0
CD2 B:HIS56 3.5 14.7 1.0
CD2 A:HIS56 3.6 14.1 1.0
NE2 B:HIS56 3.9 14.3 1.0
O B:HOH940 3.9 34.9 1.0
NE2 A:HIS56 4.0 13.9 1.0
CG B:HIS56 4.1 15.0 1.0
CG A:HIS56 4.2 14.2 1.0
C A:SER468 4.4 15.7 1.0
OD1 B:ASN469 4.4 15.8 1.0
OD1 A:ASN469 4.4 15.1 1.0
C B:SER468 4.5 15.2 1.0
CE1 B:HIS56 4.6 14.3 1.0
CB B:HIS56 4.6 14.3 1.0
ND1 B:HIS56 4.7 14.3 1.0
CE1 A:HIS56 4.7 12.6 1.0
CA A:ASN469 4.7 15.1 1.0
CA B:ASN469 4.8 14.8 1.0
O B:HOH639 4.8 12.5 1.0
CB A:HIS56 4.8 14.7 1.0
ND1 A:HIS56 4.8 14.5 1.0
O A:HOH1550 4.9 16.5 1.0
O A:HOH1511 5.0 12.5 1.0

Potassium binding site 3 out of 6 in 2ihu

Go back to Potassium Binding Sites List in 2ihu
Potassium binding site 3 out of 6 in the Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
B:K602

b:29.8
occ:1.00
 O B:ALA399 2.8 25.9 1.0
O B:GLU396 2.9 24.2 1.0
O B:GLU397 3.0 24.5 1.0
O B:HOH898 3.1 44.7 1.0
C B:GLU397 3.7 24.5 1.0
O B:HOH783 3.7 28.1 1.0
C B:ALA399 3.9 26.2 1.0
C B:GLU396 4.0 23.8 1.0
O B:HOH897 4.1 31.9 1.0
CA B:GLU397 4.1 24.5 1.0
N B:ALA399 4.5 25.7 1.0
N B:GLU397 4.6 24.1 1.0
N B:ALA398 4.6 24.6 1.0
N B:GLU400 4.7 26.4 1.0
C B:ALA398 4.7 25.5 1.0
CA B:GLU400 4.7 27.1 1.0
CA B:ALA399 4.8 25.7 1.0

Potassium binding site 4 out of 6 in 2ihu

Go back to Potassium Binding Sites List in 2ihu
Potassium binding site 4 out of 6 in the Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
C:K602

b:35.3
occ:1.00
 O C:ALA399 2.7 27.1 1.0
O C:GLU397 2.9 26.1 1.0
O C:GLU396 2.9 25.0 1.0
C C:GLU397 3.6 25.9 1.0
C C:ALA399 3.8 27.1 1.0
O C:HOH1739 3.8 36.5 1.0
C C:GLU396 4.0 24.9 1.0
CA C:GLU397 4.1 25.7 1.0
N C:ALA399 4.4 26.8 1.0
N C:GLU397 4.5 25.3 1.0
C C:ALA398 4.6 26.5 1.0
N C:ALA398 4.6 26.2 1.0
O C:HOH1634 4.6 27.1 1.0
N C:GLU400 4.6 27.1 1.0
CA C:GLU400 4.7 27.5 1.0
CA C:ALA399 4.7 26.8 1.0
O C:ALA398 4.9 26.7 1.0
OE2 C:GLU396 5.0 26.8 0.5

Potassium binding site 5 out of 6 in 2ihu

Go back to Potassium Binding Sites List in 2ihu
Potassium binding site 5 out of 6 in the Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 5 of Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
C:K1502

b:23.5
occ:1.00
 O C:HOH1723 2.6 17.0 1.0
O D:HOH789 2.6 23.9 1.0
O D:HOH675 2.7 16.4 1.0
O C:HOH1537 2.9 12.9 1.0
O D:SER468 3.2 16.4 1.0
O C:SER468 3.3 16.8 1.0
CD2 D:HIS56 3.5 15.0 1.0
CD2 C:HIS56 3.6 14.0 1.0
NE2 D:HIS56 3.9 15.1 1.0
NE2 C:HIS56 4.0 13.8 1.0
O D:HOH860 4.0 35.2 1.0
CG D:HIS56 4.1 15.1 1.0
CG C:HIS56 4.1 15.0 1.0
C D:SER468 4.4 15.6 1.0
C C:SER468 4.4 16.0 1.0
OD1 D:ASN469 4.4 15.4 1.0
OD1 C:ASN469 4.5 15.8 1.0
CE1 D:HIS56 4.6 14.4 1.0
CE1 C:HIS56 4.6 13.1 1.0
CB D:HIS56 4.7 14.9 1.0
ND1 D:HIS56 4.7 14.2 1.0
ND1 C:HIS56 4.7 13.9 1.0
CB C:HIS56 4.7 14.8 1.0
CA C:ASN469 4.7 15.6 1.0
CA D:ASN469 4.8 15.5 1.0
O D:HOH650 4.8 14.8 1.0
O C:HOH1552 4.9 18.7 1.0
O C:HOH1530 4.9 15.0 1.0
O D:HOH707 4.9 17.3 1.0
O C:HOH1540 5.0 18.1 1.0

Potassium binding site 6 out of 6 in 2ihu

Go back to Potassium Binding Sites List in 2ihu
Potassium binding site 6 out of 6 in the Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 6 of Carboxyethylarginine Synthase From Streptomyces Clavuligerus: Putative Reaction Intermediate Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
D:K602

b:32.9
occ:1.00
 O D:ALA399 2.8 27.1 1.0
O D:GLU397 2.9 24.9 1.0
O D:GLU396 3.0 24.9 1.0
C D:GLU397 3.7 25.0 1.0
C D:ALA399 3.8 26.7 1.0
O D:HOH760 3.9 30.0 1.0
CA D:GLU397 4.1 24.9 1.0
C D:GLU396 4.1 24.7 1.0
N D:ALA399 4.4 26.0 1.0
N D:GLU397 4.6 24.9 1.0
N D:GLU400 4.6 27.0 1.0
N D:ALA398 4.7 25.2 1.0
C D:ALA398 4.7 25.8 1.0
CA D:GLU400 4.7 27.6 1.0
CA D:ALA399 4.7 26.3 1.0

Reference:

M.E.Caines, J.L.Sorensen, C.J.Schofield. Structural and Mechanistic Studies on N(2)-(2-Carboxyethyl)Arginine Synthase. Biochem.Biophys.Res.Commun. V. 385 512 2009.
ISSN: ISSN 0006-291X
PubMed: 19477162
DOI: 10.1016/J.BBRC.2009.05.095
Page generated: Mon Aug 12 06:40:39 2024

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