Zinc in PDB 3e2a: H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate
Enzymatic activity of H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate
All present enzymatic activity of H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate:
4.2.1.1;
Protein crystallography data
The structure of H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate, PDB code: 3e2a
was solved by
R.S.Rowlett,
J.Lee,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
24.78 /
2.30
|
Space group
|
C 1 2 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
230.606,
145.512,
53.234,
90.00,
93.78,
90.00
|
R / Rfree (%)
|
20.1 /
24.4
|
Zinc Binding Sites:
The binding sites of Zinc atom in the H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate
(pdb code 3e2a). This binding sites where shown within
5.0 Angstroms radius around Zinc atom.
In total 6 binding sites of Zinc where determined in the
H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate, PDB code: 3e2a:
Jump to Zinc binding site number:
1;
2;
3;
4;
5;
6;
Zinc binding site 1 out
of 6 in 3e2a
Go back to
Zinc Binding Sites List in 3e2a
Zinc binding site 1 out
of 6 in the H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 1 of H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn230
b:48.8
occ:1.00
|
OD2
|
A:ASP44
|
2.0
|
57.2
|
1.0
|
NE2
|
A:HIS98
|
2.1
|
49.7
|
1.0
|
SG
|
A:CYS101
|
2.3
|
44.8
|
1.0
|
SG
|
A:CYS42
|
2.3
|
45.5
|
1.0
|
CE1
|
A:HIS98
|
2.8
|
47.2
|
1.0
|
CG
|
A:ASP44
|
3.0
|
54.0
|
1.0
|
CD2
|
A:HIS98
|
3.2
|
48.0
|
1.0
|
CB
|
A:ASP44
|
3.2
|
52.7
|
1.0
|
CB
|
A:CYS101
|
3.3
|
44.9
|
1.0
|
CB
|
A:CYS42
|
3.3
|
45.7
|
1.0
|
CA
|
A:CYS101
|
3.6
|
44.9
|
1.0
|
ND1
|
A:HIS98
|
4.0
|
47.0
|
1.0
|
N
|
A:GLY102
|
4.0
|
44.7
|
1.0
|
N
|
A:SER45
|
4.0
|
53.8
|
1.0
|
O
|
A:HOH253
|
4.1
|
35.6
|
1.0
|
C
|
A:CYS101
|
4.1
|
44.6
|
1.0
|
OD1
|
A:ASP44
|
4.2
|
58.2
|
1.0
|
CG
|
A:HIS98
|
4.2
|
46.6
|
1.0
|
CA
|
A:ASP44
|
4.2
|
51.9
|
1.0
|
N
|
A:ASP44
|
4.3
|
50.8
|
1.0
|
N
|
A:GLY103
|
4.3
|
45.5
|
1.0
|
C
|
A:ASP44
|
4.6
|
53.3
|
1.0
|
CA
|
A:CYS42
|
4.7
|
45.8
|
1.0
|
N
|
A:ALA67
|
4.8
|
39.8
|
1.0
|
N
|
A:CYS101
|
4.8
|
45.6
|
1.0
|
CA
|
A:SER45
|
4.9
|
53.5
|
1.0
|
CA
|
A:ALA67
|
4.9
|
39.7
|
1.0
|
C
|
A:CYS42
|
4.9
|
46.8
|
1.0
|
OD1
|
A:ASN68
|
5.0
|
43.9
|
1.0
|
CA
|
A:GLY102
|
5.0
|
44.8
|
1.0
|
CA
|
A:GLY103
|
5.0
|
45.5
|
1.0
|
|
Zinc binding site 2 out
of 6 in 3e2a
Go back to
Zinc Binding Sites List in 3e2a
Zinc binding site 2 out
of 6 in the H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 2 of H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Zn230
b:42.9
occ:1.00
|
OD2
|
B:ASP44
|
2.0
|
52.3
|
1.0
|
NE2
|
B:HIS98
|
2.1
|
39.5
|
1.0
|
SG
|
B:CYS42
|
2.3
|
42.1
|
1.0
|
SG
|
B:CYS101
|
2.3
|
41.5
|
1.0
|
CG
|
B:ASP44
|
3.0
|
50.0
|
1.0
|
CE1
|
B:HIS98
|
3.0
|
37.8
|
1.0
|
CD2
|
B:HIS98
|
3.1
|
38.5
|
1.0
|
CB
|
B:CYS42
|
3.3
|
42.9
|
1.0
|
CB
|
B:ASP44
|
3.3
|
48.2
|
1.0
|
CB
|
B:CYS101
|
3.3
|
42.1
|
1.0
|
CA
|
B:CYS101
|
3.6
|
42.5
|
1.0
|
N
|
B:GLY102
|
3.9
|
41.9
|
1.0
|
CA
|
B:ASP44
|
4.0
|
47.8
|
1.0
|
N
|
B:ASP44
|
4.1
|
47.2
|
1.0
|
C
|
B:CYS101
|
4.1
|
42.3
|
1.0
|
OD1
|
B:ASP44
|
4.1
|
57.6
|
1.0
|
ND1
|
B:HIS98
|
4.1
|
37.3
|
1.0
|
N
|
B:SER45
|
4.2
|
48.6
|
1.0
|
C
|
B:ASP44
|
4.2
|
48.0
|
1.0
|
CG
|
B:HIS98
|
4.2
|
40.6
|
1.0
|
O
|
B:HOH236
|
4.2
|
28.9
|
1.0
|
N
|
B:GLY103
|
4.4
|
42.1
|
1.0
|
CA
|
B:CYS42
|
4.7
|
43.1
|
1.0
|
O
|
B:ASP44
|
4.7
|
48.3
|
1.0
|
N
|
B:ALA67
|
4.8
|
41.5
|
1.0
|
N
|
B:CYS101
|
4.9
|
42.7
|
1.0
|
C
|
B:CYS42
|
4.9
|
43.4
|
1.0
|
CA
|
B:ALA67
|
4.9
|
42.1
|
1.0
|
|
Zinc binding site 3 out
of 6 in 3e2a
Go back to
Zinc Binding Sites List in 3e2a
Zinc binding site 3 out
of 6 in the H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 3 of H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Zn230
b:42.6
occ:1.00
|
OD2
|
C:ASP44
|
2.0
|
42.7
|
1.0
|
NE2
|
C:HIS98
|
2.1
|
41.3
|
1.0
|
SG
|
C:CYS42
|
2.3
|
39.4
|
1.0
|
SG
|
C:CYS101
|
2.3
|
42.0
|
1.0
|
CG
|
C:ASP44
|
2.9
|
44.1
|
1.0
|
CE1
|
C:HIS98
|
2.9
|
41.5
|
1.0
|
CD2
|
C:HIS98
|
3.1
|
40.8
|
1.0
|
OD1
|
C:ASP44
|
3.1
|
45.3
|
1.0
|
CB
|
C:CYS101
|
3.3
|
42.0
|
1.0
|
CB
|
C:CYS42
|
3.3
|
40.6
|
1.0
|
CA
|
C:CYS101
|
3.6
|
42.0
|
1.0
|
ND1
|
C:HIS98
|
4.0
|
41.7
|
1.0
|
N
|
C:GLY102
|
4.0
|
41.6
|
1.0
|
C
|
C:CYS101
|
4.1
|
41.8
|
1.0
|
CG
|
C:HIS98
|
4.2
|
41.2
|
1.0
|
C
|
C:ASP44
|
4.2
|
45.8
|
1.0
|
CB
|
C:ASP44
|
4.2
|
44.8
|
1.0
|
O
|
C:HOH235
|
4.2
|
27.4
|
1.0
|
N
|
C:SER45
|
4.2
|
46.4
|
1.0
|
N
|
C:GLY103
|
4.3
|
41.5
|
1.0
|
N
|
C:ASP44
|
4.4
|
43.7
|
1.0
|
O
|
C:ASP44
|
4.4
|
46.8
|
1.0
|
CA
|
C:ASP44
|
4.5
|
44.8
|
1.0
|
CA
|
C:CYS42
|
4.7
|
40.7
|
1.0
|
N
|
C:ALA67
|
4.8
|
39.5
|
1.0
|
CA
|
C:ALA67
|
4.8
|
39.5
|
1.0
|
N
|
C:CYS101
|
4.9
|
42.4
|
1.0
|
OD1
|
C:ASN68
|
4.9
|
40.3
|
1.0
|
O
|
C:CYS101
|
4.9
|
41.6
|
1.0
|
CA
|
C:SER45
|
5.0
|
47.3
|
1.0
|
CA
|
C:GLY103
|
5.0
|
41.9
|
1.0
|
|
Zinc binding site 4 out
of 6 in 3e2a
Go back to
Zinc Binding Sites List in 3e2a
Zinc binding site 4 out
of 6 in the H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 4 of H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Zn230
b:41.8
occ:1.00
|
OD1
|
D:ASP44
|
2.0
|
44.4
|
1.0
|
NE2
|
D:HIS98
|
2.1
|
41.6
|
1.0
|
SG
|
D:CYS101
|
2.3
|
40.1
|
1.0
|
SG
|
D:CYS42
|
2.3
|
38.4
|
1.0
|
CG
|
D:ASP44
|
3.0
|
46.6
|
1.0
|
CD2
|
D:HIS98
|
3.0
|
41.0
|
1.0
|
CE1
|
D:HIS98
|
3.1
|
39.9
|
1.0
|
CB
|
D:CYS42
|
3.2
|
39.2
|
1.0
|
CB
|
D:CYS101
|
3.4
|
40.9
|
1.0
|
CB
|
D:ASP44
|
3.4
|
46.7
|
1.0
|
CA
|
D:CYS101
|
3.7
|
40.7
|
1.0
|
N
|
D:GLY102
|
4.0
|
40.0
|
1.0
|
OD2
|
D:ASP44
|
4.1
|
48.3
|
1.0
|
C
|
D:CYS101
|
4.2
|
40.4
|
1.0
|
CG
|
D:HIS98
|
4.2
|
40.6
|
1.0
|
ND1
|
D:HIS98
|
4.2
|
40.5
|
1.0
|
N
|
D:ASP44
|
4.2
|
44.8
|
1.0
|
O
|
D:HOH238
|
4.3
|
32.3
|
1.0
|
N
|
D:SER45
|
4.3
|
47.9
|
1.0
|
CA
|
D:ASP44
|
4.3
|
45.8
|
1.0
|
N
|
D:GLY103
|
4.3
|
39.9
|
1.0
|
CA
|
D:CYS42
|
4.6
|
39.0
|
1.0
|
N
|
D:ALA67
|
4.8
|
39.1
|
1.0
|
CA
|
D:ALA67
|
4.8
|
38.8
|
1.0
|
C
|
D:ASP44
|
4.9
|
47.4
|
1.0
|
C
|
D:CYS42
|
4.9
|
39.5
|
1.0
|
OD1
|
D:ASN68
|
5.0
|
39.4
|
1.0
|
CA
|
D:GLY102
|
5.0
|
39.9
|
1.0
|
N
|
D:CYS101
|
5.0
|
41.1
|
1.0
|
|
Zinc binding site 5 out
of 6 in 3e2a
Go back to
Zinc Binding Sites List in 3e2a
Zinc binding site 5 out
of 6 in the H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 5 of H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
E:Zn230
b:41.9
occ:1.00
|
OD2
|
E:ASP44
|
2.0
|
40.9
|
1.0
|
NE2
|
E:HIS98
|
2.1
|
38.0
|
1.0
|
SG
|
E:CYS42
|
2.3
|
39.4
|
1.0
|
SG
|
E:CYS101
|
2.3
|
38.7
|
1.0
|
CG
|
E:ASP44
|
2.8
|
42.1
|
1.0
|
CE1
|
E:HIS98
|
2.9
|
38.5
|
1.0
|
OD1
|
E:ASP44
|
3.1
|
44.3
|
1.0
|
CD2
|
E:HIS98
|
3.1
|
38.1
|
1.0
|
CB
|
E:CYS42
|
3.2
|
38.0
|
1.0
|
CB
|
E:CYS101
|
3.3
|
39.5
|
1.0
|
CA
|
E:CYS101
|
3.6
|
39.8
|
1.0
|
N
|
E:GLY102
|
4.0
|
40.0
|
1.0
|
ND1
|
E:HIS98
|
4.1
|
39.8
|
1.0
|
C
|
E:CYS101
|
4.1
|
39.8
|
1.0
|
CB
|
E:ASP44
|
4.1
|
42.0
|
1.0
|
C
|
E:ASP44
|
4.1
|
43.5
|
1.0
|
N
|
E:SER45
|
4.2
|
45.0
|
1.0
|
O
|
E:HOH249
|
4.2
|
35.9
|
1.0
|
CG
|
E:HIS98
|
4.2
|
40.1
|
1.0
|
N
|
E:GLY103
|
4.3
|
40.1
|
1.0
|
N
|
E:ASP44
|
4.4
|
41.5
|
1.0
|
CA
|
E:ASP44
|
4.4
|
42.4
|
1.0
|
O
|
E:ASP44
|
4.5
|
43.6
|
1.0
|
CA
|
E:CYS42
|
4.6
|
38.5
|
1.0
|
N
|
E:ALA67
|
4.8
|
38.8
|
1.0
|
OD1
|
E:ASN68
|
4.9
|
39.6
|
1.0
|
CA
|
E:ALA67
|
4.9
|
38.5
|
1.0
|
N
|
E:CYS101
|
4.9
|
39.9
|
1.0
|
CA
|
E:SER45
|
5.0
|
45.9
|
1.0
|
C
|
E:CYS42
|
5.0
|
38.5
|
1.0
|
|
Zinc binding site 6 out
of 6 in 3e2a
Go back to
Zinc Binding Sites List in 3e2a
Zinc binding site 6 out
of 6 in the H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 6 of H. Influenzae Beta-Carbonic Anhydrase, Variant Y181F with 100 Mm Bicarbonate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
F:Zn230
b:44.3
occ:1.00
|
OD1
|
F:ASP44
|
2.0
|
53.7
|
1.0
|
NE2
|
F:HIS98
|
2.1
|
41.5
|
1.0
|
SG
|
F:CYS101
|
2.3
|
39.4
|
1.0
|
SG
|
F:CYS42
|
2.3
|
39.1
|
1.0
|
CG
|
F:ASP44
|
2.8
|
49.1
|
1.0
|
CE1
|
F:HIS98
|
2.9
|
40.2
|
1.0
|
CB
|
F:ASP44
|
3.0
|
48.4
|
1.0
|
CD2
|
F:HIS98
|
3.1
|
41.2
|
1.0
|
CB
|
F:CYS42
|
3.2
|
40.4
|
1.0
|
CB
|
F:CYS101
|
3.3
|
40.5
|
1.0
|
CA
|
F:CYS101
|
3.6
|
40.2
|
1.0
|
OD2
|
F:ASP44
|
3.9
|
56.1
|
1.0
|
N
|
F:GLY102
|
4.0
|
40.5
|
1.0
|
ND1
|
F:HIS98
|
4.1
|
38.9
|
1.0
|
CA
|
F:ASP44
|
4.1
|
47.8
|
1.0
|
N
|
F:ASP44
|
4.2
|
46.3
|
1.0
|
CG
|
F:HIS98
|
4.2
|
40.9
|
1.0
|
C
|
F:CYS101
|
4.2
|
40.4
|
1.0
|
O
|
F:HOH237
|
4.4
|
30.3
|
1.0
|
N
|
F:GLY103
|
4.5
|
41.4
|
1.0
|
N
|
F:SER45
|
4.5
|
50.1
|
1.0
|
C
|
F:ASP44
|
4.5
|
49.0
|
1.0
|
CA
|
F:CYS42
|
4.6
|
40.7
|
1.0
|
N
|
F:ALA67
|
4.8
|
37.1
|
1.0
|
CA
|
F:ALA67
|
4.8
|
37.6
|
1.0
|
N
|
F:CYS101
|
4.9
|
40.0
|
1.0
|
C
|
F:CYS42
|
4.9
|
41.2
|
1.0
|
|
Reference:
R.S.Rowlett,
C.Tu,
J.Lee,
A.G.Herman,
D.A.Chapnick,
S.H.Shah,
P.C.Gareiss.
Allosteric Site Variants of Haemophilus Influenzae Beta-Carbonic Anhydrase. Biochemistry V. 48 6146 2009.
ISSN: ISSN 0006-2960
PubMed: 19459702
DOI: 10.1021/BI900663H
Page generated: Thu Oct 24 12:31:09 2024
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