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Sodium in PDB 1px3: E. Coli (Lacz) Beta-Galactosidase (G794A)

Enzymatic activity of E. Coli (Lacz) Beta-Galactosidase (G794A)

All present enzymatic activity of E. Coli (Lacz) Beta-Galactosidase (G794A):
3.2.1.23;

Protein crystallography data

The structure of E. Coli (Lacz) Beta-Galactosidase (G794A), PDB code: 1px3 was solved by D.H.Juers, S.Hakda, B.W.Matthews, R.E.Huber, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 21.70 / 1.60
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 149.700, 168.590, 200.990, 90.00, 90.00, 90.00
R / Rfree (%) n/a / n/a

Other elements in 1px3:

The structure of E. Coli (Lacz) Beta-Galactosidase (G794A) also contains other interesting chemical elements:

Magnesium (Mg) 12 atoms

Sodium Binding Sites:

Pages:

>>> Page 1 <<< Page 2, Binding sites: 11 - 16;

Binding sites:

The binding sites of Sodium atom in the E. Coli (Lacz) Beta-Galactosidase (G794A) (pdb code 1px3). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total 16 binding sites of Sodium where determined in the E. Coli (Lacz) Beta-Galactosidase (G794A), PDB code: 1px3:
Jump to Sodium binding site number: 1; 2; 3; 4; 5; 6; 7; 8; 9; 10;

Sodium binding site 1 out of 16 in 1px3

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Sodium binding site 1 out of 16 in the E. Coli (Lacz) Beta-Galactosidase (G794A)


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of E. Coli (Lacz) Beta-Galactosidase (G794A) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Na3101

b:23.2
occ:1.00
OD2 A:ASP201 2.2 16.6 1.0
O A:HOH8871 2.3 28.9 1.0
O A:PHE601 2.5 18.4 1.0
OD1 A:ASN604 2.6 21.5 1.0
CD2 A:PHE601 2.8 33.7 1.0
CE2 A:PHE601 2.8 36.2 1.0
CG A:ASP201 3.2 19.6 1.0
O A:HOH9198 3.4 34.2 1.0
CG A:ASN604 3.5 0.0 1.0
OD1 A:ASP201 3.5 18.1 1.0
O A:HOH8878 3.5 34.4 1.0
C A:PHE601 3.7 18.8 1.0
ND2 A:ASN604 3.7 17.3 1.0
OH A:TYR100 3.8 20.2 1.0
CG A:PHE601 3.8 29.3 1.0
CZ A:PHE601 3.9 52.1 1.0
NE1 A:TRP568 4.2 16.5 1.0
CA A:CYS602 4.3 17.4 1.0
CB A:ASP201 4.4 12.9 1.0
O A:HOH8654 4.5 19.8 1.0
N A:CYS602 4.5 14.5 1.0
CB A:PHE601 4.5 17.0 1.0
CA A:PHE601 4.6 21.5 1.0
NE2 A:HIS540 4.7 15.8 1.0
CE1 A:PHE601 4.7 49.1 1.0
CD1 A:PHE601 4.7 25.4 1.0
C A:CYS602 4.8 24.5 1.0
O A:ASP201 4.9 17.1 1.0
CB A:ASN604 4.9 15.6 1.0
CZ A:TYR100 4.9 26.5 1.0
CE2 A:TRP568 5.0 18.1 1.0

Sodium binding site 2 out of 16 in 1px3

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Sodium binding site 2 out of 16 in the E. Coli (Lacz) Beta-Galactosidase (G794A)


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 2 of E. Coli (Lacz) Beta-Galactosidase (G794A) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Na3102

b:12.6
occ:1.00
O A:TYR559 2.2 12.8 1.0
O A:PHE556 2.3 13.2 1.0
O A:LEU562 2.3 12.3 1.0
O A:HOH8993 2.5 21.3 1.0
O A:HOH9179 2.9 27.2 1.0
O A:PRO560 3.2 12.7 1.0
C A:TYR559 3.3 12.4 1.0
C A:LEU562 3.4 11.7 1.0
C A:PHE556 3.4 17.5 1.0
C A:PRO560 3.5 9.8 1.0
CA A:PRO560 3.6 9.0 1.0
N A:PRO560 3.9 11.1 1.0
N A:LEU562 3.9 7.9 1.0
O A:HOH8879 4.0 16.9 1.0
CA A:PHE556 4.1 10.1 1.0
CA A:LEU562 4.2 10.0 1.0
O A:HOH9318 4.3 41.9 1.0
CB A:LEU562 4.3 8.7 1.0
N A:GLN563 4.4 8.8 1.0
N A:TYR559 4.4 10.4 1.0
CA A:GLN563 4.5 9.7 1.0
N A:ARG557 4.5 9.8 1.0
N A:ARG561 4.5 7.5 1.0
CA A:TYR559 4.5 9.2 1.0
CA A:ARG557 4.6 8.1 1.0
C A:ARG557 4.7 12.2 1.0
O A:ARG557 4.7 14.2 1.0
CG A:GLN563 4.7 8.8 1.0
CB A:PHE556 4.8 8.5 1.0
C A:ARG561 4.8 9.9 1.0
O A:ALA555 4.9 12.9 1.0
CD1 A:LEU350 4.9 9.6 1.0

Sodium binding site 3 out of 16 in 1px3

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Sodium binding site 3 out of 16 in the E. Coli (Lacz) Beta-Galactosidase (G794A)


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 3 of E. Coli (Lacz) Beta-Galactosidase (G794A) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Na3103

b:38.1
occ:1.00
O A:PRO932 2.5 21.0 1.0
O A:LEU967 2.6 19.1 1.0
O A:HOH9254 2.6 37.8 1.0
O A:HOH8805 2.8 21.4 1.0
O A:THR970 2.9 28.3 1.0
CZ A:PHE931 3.4 26.1 1.0
O A:HOH9112 3.4 34.2 1.0
C A:PRO932 3.6 20.3 1.0
C A:LEU967 3.7 19.4 1.0
O A:MET968 3.7 29.4 1.0
CE1 A:PHE931 3.8 31.2 1.0
CE2 A:PHE931 3.8 20.9 1.0
C A:MET968 3.9 27.8 1.0
CA A:MET968 3.9 15.0 1.0
C A:THR970 4.0 30.5 1.0
CB A:PRO932 4.1 15.8 1.0
CD A:PRO932 4.2 14.2 1.0
CA A:PRO932 4.2 18.9 1.0
N A:PRO932 4.3 17.4 1.0
N A:MET968 4.3 15.0 1.0
N A:THR970 4.4 18.9 1.0
CG A:PRO932 4.4 30.8 1.0
CD2 A:PHE931 4.5 23.5 1.0
CD1 A:PHE931 4.5 22.8 1.0
N A:SER933 4.6 14.8 1.0
N A:GLU969 4.7 20.6 1.0
CA A:SER933 4.8 14.1 1.0
CG A:PHE931 4.8 21.1 1.0
CA A:THR970 4.9 17.2 1.0
N A:SER971 4.9 29.8 1.0
CA A:SER971 4.9 28.3 1.0
CA A:LEU967 4.9 18.2 1.0

Sodium binding site 4 out of 16 in 1px3

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Sodium binding site 4 out of 16 in the E. Coli (Lacz) Beta-Galactosidase (G794A)


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 4 of E. Coli (Lacz) Beta-Galactosidase (G794A) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Na3104

b:29.4
occ:1.00
O A:DMS8425 2.1 37.9 1.0
O A:HOH9267 2.3 41.1 1.0
O A:LEU670 2.4 17.5 1.0
O A:SER647 2.4 15.1 1.0
O A:GLU650 2.8 21.4 1.0
S A:DMS8425 3.2 46.5 1.0
N A:GLU650 3.6 12.5 1.0
C A:LEU670 3.6 22.0 1.0
C2 A:DMS8425 3.6 51.2 1.0
C A:SER647 3.6 17.6 1.0
C A:GLU650 3.8 22.1 1.0
N A:LEU670 4.0 20.0 1.0
CA A:GLU650 4.1 16.4 1.0
C A:ASP648 4.1 17.9 1.0
CA A:ASP648 4.1 21.0 1.0
N A:ASN649 4.1 18.6 1.0
CA A:LEU670 4.2 21.9 1.0
CB A:GLU650 4.3 12.5 1.0
N A:ASP648 4.3 17.4 1.0
OG A:SER647 4.3 15.5 1.0
CB A:LEU670 4.4 17.9 1.0
C A:ASN649 4.6 13.9 1.0
O A:ASP648 4.7 15.2 1.0
N A:ASP671 4.7 21.2 1.0
CA A:ASN649 4.7 19.1 1.0
C1 A:DMS8425 4.8 30.0 1.0
CA A:SER647 4.8 14.1 1.0
CB A:SER647 4.8 18.6 1.0
CA A:ASP671 4.8 20.7 1.0
OE1 A:GLU650 4.9 18.0 1.0
C A:PRO669 4.9 15.2 1.0
OD1 A:ASP671 5.0 96.0 1.0

Sodium binding site 5 out of 16 in 1px3

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Sodium binding site 5 out of 16 in the E. Coli (Lacz) Beta-Galactosidase (G794A)


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 5 of E. Coli (Lacz) Beta-Galactosidase (G794A) within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Na3101

b:17.7
occ:1.00
O B:HOH8886 2.2 22.3 1.0
OD2 B:ASP201 2.3 17.5 1.0
O B:PHE601 2.4 19.4 1.0
OD1 B:ASN604 2.4 16.8 1.0
O B:HOH8784 2.6 34.3 1.0
CD2 B:PHE601 3.2 42.2 1.0
CE2 B:PHE601 3.2 26.9 1.0
CG B:ASP201 3.3 23.0 1.0
CG B:ASN604 3.4 19.9 1.0
C B:PHE601 3.5 17.8 1.0
OD1 B:ASP201 3.6 16.9 1.0
ND2 B:ASN604 3.7 19.6 1.0
OH B:TYR100 3.7 15.4 1.0
CZ B:PHE601 4.1 41.2 1.0
CG B:PHE601 4.1 27.1 1.0
CA B:CYS602 4.2 14.3 1.0
N B:CYS602 4.3 15.5 1.0
NE1 B:TRP568 4.3 15.4 1.0
O B:HOH8668 4.3 18.2 1.0
CB B:ASP201 4.5 15.6 1.0
CA B:PHE601 4.5 13.3 1.0
NE2 B:HIS540 4.6 12.2 1.0
CB B:PHE601 4.7 14.8 1.0
CE1 B:PHE601 4.8 31.0 1.0
CD1 B:PHE601 4.8 22.7 1.0
C B:CYS602 4.8 16.7 1.0
CB B:ASN604 4.8 13.0 1.0
CZ B:TYR100 4.8 17.2 1.0
O B:ASP201 4.8 16.0 1.0

Sodium binding site 6 out of 16 in 1px3

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Sodium binding site 6 out of 16 in the E. Coli (Lacz) Beta-Galactosidase (G794A)


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 6 of E. Coli (Lacz) Beta-Galactosidase (G794A) within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Na3102

b:13.9
occ:1.00
O B:PHE556 2.2 9.7 1.0
O B:LEU562 2.3 11.2 1.0
O B:TYR559 2.3 14.6 1.0
O B:HOH9204 2.4 28.2 1.0
O B:HOH9005 2.6 22.5 1.0
O B:PRO560 3.3 12.5 1.0
C B:TYR559 3.3 16.1 1.0
C B:PHE556 3.3 10.3 1.0
C B:LEU562 3.4 13.5 1.0
C B:PRO560 3.6 10.8 1.0
CA B:PRO560 3.7 10.6 1.0
N B:PRO560 3.9 12.3 1.0
N B:LEU562 4.0 6.8 1.0
O B:HOH8893 4.0 16.3 1.0
CA B:PHE556 4.0 11.5 1.0
O B:HOH9351 4.1 46.5 1.0
CA B:LEU562 4.1 8.1 1.0
CB B:LEU562 4.2 8.2 1.0
N B:GLN563 4.3 8.9 1.0
N B:TYR559 4.3 10.1 1.0
CA B:TYR559 4.4 9.0 1.0
N B:ARG557 4.4 10.1 1.0
O B:HOH9390 4.4 30.7 1.0
CA B:GLN563 4.5 6.7 1.0
N B:ARG561 4.5 9.7 1.0
CA B:ARG557 4.5 11.0 1.0
C B:ARG557 4.6 14.3 1.0
O B:ARG557 4.7 15.1 1.0
CB B:PHE556 4.7 11.3 1.0
CG B:GLN563 4.8 9.9 1.0
CD1 B:LEU350 4.8 11.8 1.0
O B:ALA555 4.8 10.1 1.0
CB B:TYR559 4.9 9.4 1.0
C B:ARG561 4.9 10.2 1.0

Sodium binding site 7 out of 16 in 1px3

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Sodium binding site 7 out of 16 in the E. Coli (Lacz) Beta-Galactosidase (G794A)


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 7 of E. Coli (Lacz) Beta-Galactosidase (G794A) within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Na3103

b:26.6
occ:1.00
O B:HOH9283 2.3 42.9 1.0
O B:LEU967 2.3 16.5 1.0
O B:PRO932 2.5 14.9 1.0
O B:THR970 2.7 38.0 1.0
O B:HOH8819 2.8 22.5 1.0
C B:PRO932 3.5 15.8 1.0
C B:LEU967 3.5 15.8 1.0
CZ B:PHE931 3.5 21.3 1.0
O B:HOH9133 3.6 24.9 1.0
CA B:MET968 3.7 19.6 1.0
CE1 B:PHE931 3.8 19.0 1.0
C B:THR970 3.8 32.8 1.0
O B:MET968 3.9 23.3 1.0
C B:MET968 3.9 46.0 1.0
CE2 B:PHE931 3.9 20.8 1.0
CB B:PRO932 4.1 19.7 1.0
N B:MET968 4.1 14.2 1.0
CA B:PRO932 4.1 17.4 1.0
N B:THR970 4.2 21.1 1.0
N B:PRO932 4.3 18.9 1.0
CD B:PRO932 4.3 21.1 1.0
CD1 B:PHE931 4.4 19.3 1.0
N B:SER933 4.4 12.2 1.0
CD2 B:PHE931 4.5 16.0 1.0
CA B:THR970 4.6 21.1 1.0
CG B:PRO932 4.6 16.9 1.0
N B:GLU969 4.6 24.2 1.0
CA B:SER933 4.6 10.9 1.0
CA B:LEU967 4.7 15.5 1.0
CG B:PHE931 4.7 20.9 1.0
N B:SER971 4.8 24.9 1.0
CB B:MET968 4.9 26.1 1.0
CA B:SER971 4.9 27.2 1.0
C B:PHE931 5.0 28.8 1.0

Sodium binding site 8 out of 16 in 1px3

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Sodium binding site 8 out of 16 in the E. Coli (Lacz) Beta-Galactosidase (G794A)


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 8 of E. Coli (Lacz) Beta-Galactosidase (G794A) within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Na3104

b:33.3
occ:1.00
O B:DMS8425 2.0 41.0 1.0
O B:LEU670 2.5 20.6 1.0
O B:HOH9418 2.6 36.6 1.0
O B:SER647 2.6 19.1 1.0
O B:GLU650 2.7 21.9 1.0
O B:HOH9295 2.8 39.2 1.0
S B:DMS8425 3.2 56.4 1.0
N B:GLU650 3.4 18.5 1.0
C2 B:DMS8425 3.5 33.1 1.0
C B:GLU650 3.6 18.4 1.0
C B:LEU670 3.6 16.5 1.0
C B:SER647 3.7 22.2 1.0
N B:LEU670 3.9 37.0 1.0
CA B:GLU650 3.9 21.3 1.0
N B:ASN649 4.0 21.6 1.0
C B:ASP648 4.0 21.8 1.0
CA B:ASP648 4.1 18.5 1.0
CB B:LEU670 4.1 19.4 1.0
CA B:LEU670 4.1 24.7 1.0
CB B:GLU650 4.3 18.8 1.0
OG B:SER647 4.4 17.0 1.0
N B:ASP648 4.4 15.9 1.0
C B:ASN649 4.6 27.4 1.0
O B:ASP648 4.6 21.2 1.0
O B:HOH9403 4.6 38.7 1.0
C1 B:DMS8425 4.6 32.4 1.0
CA B:ASN649 4.7 16.0 1.0
N B:ASP671 4.7 18.8 1.0
N B:LEU651 4.8 14.9 1.0
OE1 B:GLU650 4.9 16.4 1.0
CB B:SER647 4.9 24.8 1.0
CA B:ASP671 4.9 19.0 1.0
C B:PRO669 4.9 32.8 1.0
CA B:SER647 4.9 19.1 1.0

Sodium binding site 9 out of 16 in 1px3

Go back to Sodium Binding Sites List in 1px3
Sodium binding site 9 out of 16 in the E. Coli (Lacz) Beta-Galactosidase (G794A)


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 9 of E. Coli (Lacz) Beta-Galactosidase (G794A) within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Na3101

b:18.7
occ:1.00
O C:PHE601 2.3 15.9 1.0
OD1 C:ASN604 2.3 16.0 1.0
O C:HOH8898 2.4 26.4 1.0
OD2 C:ASP201 2.4 16.3 1.0
CD2 C:PHE601 3.0 48.8 1.0
CE2 C:PHE601 3.1 42.0 1.0
O C:HOH8905 3.3 30.4 1.0
CG C:ASN604 3.3 15.1 1.0
CG C:ASP201 3.3 27.0 1.0
C C:PHE601 3.5 18.9 1.0
ND2 C:ASN604 3.6 16.1 1.0
OD1 C:ASP201 3.7 20.1 1.0
OH C:TYR100 3.7 19.0 1.0
CG C:PHE601 3.8 47.3 1.0
CZ C:PHE601 3.9 26.1 1.0
CA C:CYS602 4.2 17.6 1.0
N C:CYS602 4.3 15.2 1.0
O C:HOH8679 4.3 15.2 1.0
NE1 C:TRP568 4.3 13.3 1.0
CA C:PHE601 4.5 21.2 1.0
CB C:ASP201 4.5 12.3 1.0
CE1 C:PHE601 4.5 46.3 1.0
CD1 C:PHE601 4.5 32.1 1.0
CB C:PHE601 4.5 22.7 1.0
NE2 C:HIS540 4.6 14.9 1.0
CB C:ASN604 4.7 11.3 1.0
C C:CYS602 4.7 22.4 1.0
O C:ASP201 4.8 11.6 1.0
CZ C:TYR100 4.8 22.8 1.0
CE2 C:TRP568 5.0 13.8 1.0

Sodium binding site 10 out of 16 in 1px3

Go back to Sodium Binding Sites List in 1px3
Sodium binding site 10 out of 16 in the E. Coli (Lacz) Beta-Galactosidase (G794A)


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 10 of E. Coli (Lacz) Beta-Galactosidase (G794A) within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Na3102

b:14.2
occ:1.00
O C:PHE556 2.3 9.8 1.0
O C:LEU562 2.3 11.0 1.0
O C:TYR559 2.3 12.4 1.0
O C:HOH9214 2.4 27.7 1.0
O C:HOH9022 2.5 21.8 1.0
O C:PRO560 3.2 13.5 1.0
C C:TYR559 3.3 12.0 1.0
C C:PHE556 3.4 11.9 1.0
C C:LEU562 3.4 9.9 1.0
C C:PRO560 3.6 12.9 1.0
CA C:PRO560 3.7 10.7 1.0
O C:HOH8906 3.9 18.9 1.0
N C:LEU562 3.9 7.5 1.0
N C:PRO560 3.9 10.5 1.0
CA C:PHE556 4.1 8.3 1.0
CA C:LEU562 4.2 6.8 1.0
N C:GLN563 4.3 9.3 1.0
CB C:LEU562 4.3 11.9 1.0
CA C:GLN563 4.4 8.1 1.0
CA C:TYR559 4.4 9.7 1.0
N C:TYR559 4.4 9.0 1.0
N C:ARG557 4.5 10.1 1.0
N C:ARG561 4.6 9.1 1.0
O C:HOH9524 4.6 28.1 1.0
CA C:ARG557 4.6 8.2 1.0
CG C:GLN563 4.7 12.4 1.0
C C:ARG557 4.7 14.2 1.0
CB C:PHE556 4.8 9.5 1.0
O C:ARG557 4.8 16.6 1.0
CD1 C:LEU350 4.9 8.9 1.0
C C:ARG561 4.9 11.2 1.0
O C:ALA555 4.9 11.5 1.0
CB C:TYR559 5.0 9.7 1.0

Reference:

D.H.Juers, S.Hakda, B.W.Matthews, R.E.Huber. Structural Basis For the Altered Activity of GLY794 Variants of Escherichia Coli Beta-Galactosidase Biochemistry V. 42 13505 2003.
ISSN: ISSN 0006-2960
PubMed: 14621996
DOI: 10.1021/BI035506J
Page generated: Sun Oct 6 21:20:04 2024

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