Zinc in PDB 5hwa: Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form
Enzymatic activity of Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form
All present enzymatic activity of Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form:
3.2.1.132;
Protein crystallography data
The structure of Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form, PDB code: 5hwa
was solved by
M.Suzuki,
A.Saito,
A.Ando,
K.Miki,
J.Saito,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
60.69 /
1.35
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
40.750,
79.030,
94.760,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
13.7 /
17
|
Other elements in 5hwa:
The structure of Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form also contains other interesting chemical elements:
Zinc Binding Sites:
The binding sites of Zinc atom in the Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form
(pdb code 5hwa). This binding sites where shown within
5.0 Angstroms radius around Zinc atom.
In total 7 binding sites of Zinc where determined in the
Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form, PDB code: 5hwa:
Jump to Zinc binding site number:
1;
2;
3;
4;
5;
6;
7;
Zinc binding site 1 out
of 7 in 5hwa
Go back to
Zinc Binding Sites List in 5hwa
Zinc binding site 1 out
of 7 in the Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 1 of Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn309
b:21.3
occ:0.90
|
O
|
A:ACY307
|
1.9
|
26.1
|
1.0
|
O1
|
A:CAC305
|
1.9
|
21.4
|
0.8
|
OXT
|
A:ACY306
|
2.0
|
17.9
|
1.0
|
OE1
|
A:GLU257
|
2.1
|
21.9
|
1.0
|
CD
|
A:GLU257
|
2.8
|
19.1
|
1.0
|
OE2
|
A:GLU257
|
2.8
|
23.2
|
1.0
|
C
|
A:ACY307
|
2.8
|
31.1
|
1.0
|
C
|
A:ACY306
|
2.9
|
18.3
|
1.0
|
O
|
A:ACY306
|
3.1
|
16.2
|
1.0
|
AS
|
A:CAC305
|
3.3
|
19.1
|
0.8
|
OXT
|
A:ACY307
|
3.4
|
35.5
|
1.0
|
C2
|
A:CAC305
|
3.6
|
21.3
|
0.8
|
O
|
A:HOH443
|
3.8
|
29.2
|
1.0
|
CH3
|
A:ACY307
|
3.9
|
37.6
|
1.0
|
O
|
A:HOH575
|
3.9
|
20.2
|
1.0
|
O
|
A:HOH617
|
3.9
|
41.4
|
1.0
|
O
|
A:HOH544
|
4.0
|
36.4
|
1.0
|
CG
|
A:GLU257
|
4.2
|
17.7
|
1.0
|
O2
|
A:CAC305
|
4.2
|
19.7
|
1.0
|
CH3
|
A:ACY306
|
4.3
|
19.1
|
1.0
|
C1
|
A:CAC305
|
4.8
|
26.6
|
0.8
|
CB
|
A:GLU257
|
4.8
|
16.7
|
1.0
|
CA
|
A:GLU257
|
4.9
|
14.2
|
1.0
|
|
Zinc binding site 2 out
of 7 in 5hwa
Go back to
Zinc Binding Sites List in 5hwa
Zinc binding site 2 out
of 7 in the Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 2 of Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn310
b:12.7
occ:0.60
|
OXT
|
A:ACY308
|
1.3
|
20.0
|
1.0
|
O2
|
A:CAC305
|
1.9
|
19.7
|
1.0
|
OD1
|
A:ASP255
|
2.0
|
19.3
|
1.0
|
C
|
A:ACY308
|
2.0
|
20.0
|
1.0
|
O
|
A:ACY308
|
2.2
|
20.0
|
1.0
|
CG
|
A:ASP255
|
2.8
|
20.9
|
1.0
|
OD2
|
A:ASP255
|
2.8
|
21.7
|
1.0
|
AS
|
A:CAC305
|
3.2
|
19.1
|
0.8
|
CH3
|
A:ACY308
|
3.5
|
20.0
|
1.0
|
C1
|
A:CAC305
|
3.8
|
26.6
|
0.8
|
O
|
A:HOH656
|
4.0
|
44.9
|
1.0
|
O
|
A:HOH725
|
4.1
|
45.6
|
1.0
|
O
|
A:HOH575
|
4.1
|
20.2
|
1.0
|
C2
|
A:CAC305
|
4.1
|
21.3
|
0.8
|
CB
|
A:ASP255
|
4.2
|
16.6
|
1.0
|
O
|
A:ASP255
|
4.6
|
19.4
|
1.0
|
O1
|
A:CAC305
|
4.6
|
21.4
|
0.8
|
CA
|
A:ASP255
|
4.8
|
14.6
|
1.0
|
C
|
A:ASP255
|
4.8
|
15.9
|
1.0
|
|
Zinc binding site 3 out
of 7 in 5hwa
Go back to
Zinc Binding Sites List in 5hwa
Zinc binding site 3 out
of 7 in the Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 3 of Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn311
b:38.5
occ:0.80
|
OD2
|
A:ASP52
|
2.0
|
28.0
|
1.0
|
OE1
|
A:GLU54
|
2.3
|
40.9
|
1.0
|
CG
|
A:ASP52
|
2.9
|
22.2
|
1.0
|
CD
|
A:GLU54
|
3.0
|
40.8
|
1.0
|
O
|
A:HOH751
|
3.0
|
56.5
|
1.0
|
O
|
A:HOH691
|
3.0
|
36.1
|
1.0
|
OE2
|
A:GLU54
|
3.1
|
58.2
|
1.0
|
OD1
|
A:ASP52
|
3.2
|
19.9
|
1.0
|
O
|
A:HOH884
|
3.2
|
61.9
|
1.0
|
O
|
A:HOH826
|
3.5
|
58.7
|
1.0
|
O
|
A:HOH571
|
3.8
|
37.4
|
1.0
|
O
|
A:HOH732
|
4.1
|
28.1
|
1.0
|
CB
|
A:ASP52
|
4.2
|
15.9
|
1.0
|
CG
|
A:GLU54
|
4.4
|
27.6
|
1.0
|
O
|
A:HOH627
|
4.5
|
23.7
|
1.0
|
O
|
A:HOH586
|
4.5
|
46.4
|
1.0
|
CA
|
A:GLU54
|
4.6
|
16.1
|
1.0
|
O
|
A:HOH806
|
4.6
|
48.1
|
1.0
|
O
|
A:HOH413
|
4.8
|
59.2
|
1.0
|
CB
|
A:GLU54
|
4.9
|
19.9
|
1.0
|
N
|
A:GLU54
|
4.9
|
15.0
|
1.0
|
|
Zinc binding site 4 out
of 7 in 5hwa
Go back to
Zinc Binding Sites List in 5hwa
Zinc binding site 4 out
of 7 in the Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 4 of Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn312
b:26.8
occ:0.50
|
O
|
A:HOH455
|
2.0
|
28.2
|
1.0
|
O
|
A:HOH695
|
2.1
|
43.6
|
1.0
|
O
|
A:HOH440
|
2.1
|
34.0
|
1.0
|
O
|
A:HOH774
|
2.1
|
43.2
|
1.0
|
O
|
A:HOH628
|
2.2
|
37.8
|
1.0
|
O
|
A:HOH638
|
3.6
|
26.5
|
1.0
|
OG
|
A:SER248
|
3.9
|
25.2
|
1.0
|
O
|
A:HOH432
|
3.9
|
38.5
|
1.0
|
O
|
A:ASN245
|
4.3
|
17.6
|
1.0
|
OE1
|
A:GLU249
|
4.3
|
19.1
|
1.0
|
OE2
|
A:GLU249
|
4.3
|
24.3
|
1.0
|
OD1
|
A:ASN245
|
4.4
|
23.7
|
1.0
|
CD
|
A:GLU249
|
4.7
|
19.4
|
1.0
|
CG
|
A:ASN245
|
4.8
|
24.8
|
1.0
|
ND2
|
A:ASN245
|
4.8
|
31.7
|
1.0
|
O
|
A:HOH633
|
5.0
|
20.4
|
1.0
|
|
Zinc binding site 5 out
of 7 in 5hwa
Go back to
Zinc Binding Sites List in 5hwa
Zinc binding site 5 out
of 7 in the Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 5 of Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn313
b:79.7
occ:1.00
|
O
|
A:HOH630
|
2.3
|
39.8
|
1.0
|
O
|
A:HOH484
|
2.4
|
34.9
|
1.0
|
O
|
A:HOH572
|
2.7
|
41.0
|
1.0
|
O
|
A:HOH413
|
3.7
|
59.2
|
1.0
|
O
|
A:HOH894
|
3.9
|
70.3
|
1.0
|
O
|
A:ASP52
|
4.0
|
16.3
|
1.0
|
OE1
|
A:GLU120
|
4.0
|
25.1
|
1.0
|
OE2
|
A:GLU120
|
4.2
|
21.3
|
1.0
|
OE2
|
A:GLU51
|
4.5
|
25.0
|
1.0
|
CD
|
A:GLU120
|
4.5
|
22.3
|
1.0
|
OE2
|
A:GLU54
|
4.8
|
58.2
|
1.0
|
|
Zinc binding site 6 out
of 7 in 5hwa
Go back to
Zinc Binding Sites List in 5hwa
Zinc binding site 6 out
of 7 in the Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 6 of Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn314
b:36.3
occ:0.50
|
N2
|
A:GCS304
|
2.2
|
23.0
|
1.0
|
O3
|
A:GCS304
|
2.2
|
33.6
|
1.0
|
O
|
A:HOH654
|
2.3
|
42.2
|
1.0
|
C2
|
A:GCS304
|
2.9
|
21.5
|
1.0
|
C3
|
A:GCS304
|
3.0
|
23.7
|
1.0
|
O
|
A:HOH756
|
3.2
|
37.6
|
1.0
|
O
|
A:HOH481
|
3.9
|
47.9
|
1.0
|
O
|
A:HOH536
|
4.2
|
29.4
|
1.0
|
O
|
A:HOH783
|
4.2
|
44.9
|
1.0
|
O
|
A:HOH850
|
4.2
|
50.0
|
1.0
|
C1
|
A:GCS304
|
4.3
|
19.7
|
1.0
|
C4
|
A:GCS304
|
4.4
|
26.3
|
1.0
|
O
|
A:HOH499
|
4.4
|
19.2
|
1.0
|
O
|
A:HOH415
|
4.8
|
36.6
|
1.0
|
O4
|
A:GCS303
|
4.8
|
18.9
|
1.0
|
O
|
A:HOH620
|
4.9
|
30.3
|
1.0
|
O
|
A:HOH461
|
5.0
|
22.1
|
1.0
|
|
Zinc binding site 7 out
of 7 in 5hwa
Go back to
Zinc Binding Sites List in 5hwa
Zinc binding site 7 out
of 7 in the Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 7 of Crystal Structure of Mh-K1 Chitosanase in Substrate-Bound Form within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn315
b:35.5
occ:0.50
|
NZ
|
A:LYS204
|
1.7
|
13.2
|
1.0
|
OD2
|
A:ASP237
|
2.3
|
29.0
|
1.0
|
OD2
|
A:ASP233
|
2.5
|
22.1
|
1.0
|
O
|
A:HOH721
|
2.6
|
54.3
|
1.0
|
NZ
|
A:LYS230
|
2.9
|
26.3
|
0.5
|
O
|
A:HOH606
|
3.0
|
47.4
|
1.0
|
CG
|
A:ASP237
|
3.0
|
25.7
|
1.0
|
OD1
|
A:ASP237
|
3.1
|
26.4
|
1.0
|
CE
|
A:LYS204
|
3.2
|
20.6
|
1.0
|
O
|
A:HOH412
|
3.4
|
51.6
|
1.0
|
O
|
A:HOH403
|
3.4
|
21.2
|
0.5
|
CG
|
A:ASP233
|
3.6
|
15.4
|
1.0
|
CD
|
A:LYS204
|
4.2
|
19.6
|
1.0
|
O
|
A:ASP233
|
4.3
|
12.1
|
1.0
|
CE
|
A:LYS230
|
4.3
|
20.9
|
0.5
|
OD1
|
A:ASP233
|
4.4
|
16.4
|
1.0
|
O
|
A:HOH462
|
4.4
|
35.5
|
1.0
|
CB
|
A:ASP237
|
4.5
|
20.4
|
1.0
|
O
|
A:HOH403
|
4.5
|
24.2
|
0.5
|
CB
|
A:ASP233
|
4.5
|
11.8
|
1.0
|
C
|
A:ASP233
|
4.7
|
11.1
|
1.0
|
|
Reference:
M.Suzuki,
A.Saito,
M.Kobayashi,
T.Yokoyama,
S.Omiya,
J.Li,
K.Sugita,
A.Ando,
K.Miki,
J.Saito.
Understanding For the Catalytic Mechanism Based on the Substrate-Bound Structure of Gh-46 Chitosanase From Bacillus Circulans Mh-K1 To Be Published.
Page generated: Sun Oct 27 17:41:56 2024
|