Zinc in PDB 6epb: Structure of Chitinase 42 From Trichoderma Harzianum
Enzymatic activity of Structure of Chitinase 42 From Trichoderma Harzianum
All present enzymatic activity of Structure of Chitinase 42 From Trichoderma Harzianum:
3.2.1.14;
Protein crystallography data
The structure of Structure of Chitinase 42 From Trichoderma Harzianum, PDB code: 6epb
was solved by
M.Ramirez-Escudero,
E.Jimenez-Ortega,
J.Sanz-Aparicio,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
63.82 /
1.75
|
Space group
|
P 41 21 2
|
Cell size a, b, c (Å), α, β, γ (°)
|
68.353,
68.353,
178.279,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
18.4 /
21.9
|
Zinc Binding Sites:
The binding sites of Zinc atom in the Structure of Chitinase 42 From Trichoderma Harzianum
(pdb code 6epb). This binding sites where shown within
5.0 Angstroms radius around Zinc atom.
In total 7 binding sites of Zinc where determined in the
Structure of Chitinase 42 From Trichoderma Harzianum, PDB code: 6epb:
Jump to Zinc binding site number:
1;
2;
3;
4;
5;
6;
7;
Zinc binding site 1 out
of 7 in 6epb
Go back to
Zinc Binding Sites List in 6epb
Zinc binding site 1 out
of 7 in the Structure of Chitinase 42 From Trichoderma Harzianum
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 1 of Structure of Chitinase 42 From Trichoderma Harzianum within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn501
b:88.3
occ:1.00
|
O
|
A:ACT528
|
2.0
|
34.6
|
1.0
|
OE1
|
A:GLU171
|
2.3
|
25.3
|
1.0
|
O
|
A:HOH844
|
2.3
|
40.1
|
1.0
|
O
|
A:HOH601
|
2.8
|
24.2
|
1.0
|
OE2
|
A:GLU171
|
2.8
|
24.0
|
1.0
|
O
|
A:HOH723
|
2.8
|
39.5
|
1.0
|
CD
|
A:GLU171
|
2.9
|
22.7
|
1.0
|
C
|
A:ACT528
|
3.1
|
33.9
|
1.0
|
O
|
A:HOH623
|
3.2
|
38.9
|
1.0
|
OXT
|
A:ACT528
|
3.6
|
28.6
|
1.0
|
OD2
|
A:ASP169
|
3.7
|
15.9
|
0.5
|
N
|
A:TRP131
|
3.8
|
23.2
|
0.8
|
CB
|
A:TRP131
|
4.1
|
31.2
|
0.8
|
CA
|
A:GLY130
|
4.3
|
19.4
|
1.0
|
CH3
|
A:ACT528
|
4.4
|
33.2
|
1.0
|
CG
|
A:GLU171
|
4.4
|
20.3
|
1.0
|
CA
|
A:TRP131
|
4.4
|
27.4
|
0.8
|
C
|
A:GLY130
|
4.4
|
21.5
|
1.0
|
SD
|
A:MET237
|
4.5
|
26.8
|
1.0
|
CG
|
A:ASP169
|
4.5
|
14.5
|
0.5
|
OD1
|
A:ASP169
|
4.6
|
15.0
|
0.5
|
CZ
|
A:PHE71
|
4.8
|
14.3
|
1.0
|
|
Zinc binding site 2 out
of 7 in 6epb
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Zinc Binding Sites List in 6epb
Zinc binding site 2 out
of 7 in the Structure of Chitinase 42 From Trichoderma Harzianum
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 2 of Structure of Chitinase 42 From Trichoderma Harzianum within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn502
b:18.5
occ:0.80
|
O
|
A:HOH862
|
2.0
|
29.4
|
1.0
|
OD1
|
A:ASP51
|
2.1
|
16.1
|
1.0
|
OD2
|
A:ASP51
|
2.6
|
16.6
|
1.0
|
CG
|
A:ASP51
|
2.6
|
16.1
|
1.0
|
CB
|
A:ASP51
|
4.1
|
15.3
|
1.0
|
O
|
A:HOH833
|
4.3
|
14.0
|
1.0
|
O2
|
A:EDO527
|
4.4
|
35.4
|
1.0
|
CA
|
A:ASP51
|
4.8
|
14.4
|
1.0
|
C2
|
A:EDO527
|
4.9
|
39.6
|
1.0
|
|
Zinc binding site 3 out
of 7 in 6epb
Go back to
Zinc Binding Sites List in 6epb
Zinc binding site 3 out
of 7 in the Structure of Chitinase 42 From Trichoderma Harzianum
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 3 of Structure of Chitinase 42 From Trichoderma Harzianum within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn503
b:27.4
occ:0.70
|
OD1
|
A:ASP232
|
1.9
|
15.8
|
1.0
|
NE2
|
A:HIS205
|
1.9
|
19.1
|
1.0
|
O
|
A:ACT530
|
2.1
|
45.5
|
1.0
|
O
|
A:HOH853
|
2.1
|
37.9
|
1.0
|
CE1
|
A:HIS205
|
2.7
|
18.9
|
1.0
|
CG
|
A:ASP232
|
2.8
|
14.3
|
1.0
|
CD2
|
A:HIS205
|
3.0
|
19.2
|
1.0
|
C
|
A:ACT530
|
3.1
|
46.5
|
1.0
|
OD2
|
A:ASP232
|
3.1
|
14.4
|
1.0
|
CH3
|
A:ACT530
|
3.5
|
46.7
|
1.0
|
ND1
|
A:HIS205
|
3.8
|
19.2
|
1.0
|
O
|
A:HOH652
|
3.9
|
19.2
|
1.0
|
CG
|
A:HIS205
|
3.9
|
17.6
|
1.0
|
CB
|
A:ASP232
|
4.1
|
13.4
|
1.0
|
OXT
|
A:ACT530
|
4.2
|
44.9
|
1.0
|
NH1
|
A:ARG190
|
4.3
|
14.4
|
1.0
|
CA
|
A:ASP232
|
4.5
|
12.9
|
1.0
|
ZN
|
A:ZN506
|
4.9
|
37.8
|
0.7
|
N
|
A:ASP232
|
4.9
|
13.0
|
1.0
|
|
Zinc binding site 4 out
of 7 in 6epb
Go back to
Zinc Binding Sites List in 6epb
Zinc binding site 4 out
of 7 in the Structure of Chitinase 42 From Trichoderma Harzianum
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 4 of Structure of Chitinase 42 From Trichoderma Harzianum within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn504
b:28.1
occ:1.00
|
O
|
A:HOH611
|
2.1
|
27.2
|
1.0
|
O
|
A:HOH859
|
2.2
|
31.8
|
1.0
|
NE2
|
A:HIS395
|
2.2
|
21.4
|
1.0
|
O
|
A:HOH865
|
2.2
|
23.0
|
1.0
|
O
|
A:HOH861
|
2.2
|
27.6
|
1.0
|
CE1
|
A:HIS395
|
3.1
|
21.1
|
1.0
|
CD2
|
A:HIS395
|
3.2
|
20.6
|
1.0
|
O
|
A:GLY399
|
3.8
|
27.6
|
1.0
|
ND1
|
A:HIS395
|
4.2
|
20.8
|
1.0
|
CG
|
A:HIS395
|
4.3
|
20.1
|
1.0
|
CG
|
A:LEU401
|
4.6
|
21.7
|
1.0
|
CD1
|
A:LEU401
|
4.8
|
22.3
|
1.0
|
C
|
A:GLY399
|
4.9
|
23.8
|
1.0
|
|
Zinc binding site 5 out
of 7 in 6epb
Go back to
Zinc Binding Sites List in 6epb
Zinc binding site 5 out
of 7 in the Structure of Chitinase 42 From Trichoderma Harzianum
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 5 of Structure of Chitinase 42 From Trichoderma Harzianum within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn505
b:26.3
occ:0.80
|
O
|
A:HOH830
|
2.0
|
26.9
|
1.0
|
NE2
|
A:HIS92
|
2.0
|
22.4
|
1.0
|
O1
|
A:EDO517
|
2.1
|
42.2
|
1.0
|
O
|
A:HOH856
|
2.4
|
35.8
|
1.0
|
O2
|
A:EDO517
|
2.7
|
50.3
|
1.0
|
CD2
|
A:HIS92
|
2.9
|
20.6
|
1.0
|
CE1
|
A:HIS92
|
3.0
|
22.3
|
1.0
|
C1
|
A:EDO517
|
3.0
|
46.3
|
1.0
|
C2
|
A:EDO517
|
3.4
|
48.3
|
1.0
|
CG
|
A:HIS92
|
4.1
|
18.5
|
1.0
|
ND1
|
A:HIS92
|
4.1
|
20.5
|
1.0
|
O
|
A:GLU90
|
4.3
|
14.2
|
1.0
|
O
|
A:HOH854
|
4.5
|
44.3
|
1.0
|
CD2
|
A:TYR106
|
4.6
|
19.2
|
1.0
|
CE2
|
A:TYR106
|
4.7
|
19.8
|
1.0
|
|
Zinc binding site 6 out
of 7 in 6epb
Go back to
Zinc Binding Sites List in 6epb
Zinc binding site 6 out
of 7 in the Structure of Chitinase 42 From Trichoderma Harzianum
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 6 of Structure of Chitinase 42 From Trichoderma Harzianum within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn506
b:37.8
occ:0.70
|
ND1
|
A:HIS205
|
1.9
|
19.2
|
1.0
|
O
|
A:HOH840
|
2.1
|
32.9
|
1.0
|
CE1
|
A:HIS205
|
2.6
|
18.9
|
1.0
|
O
|
A:HOH860
|
2.7
|
46.7
|
1.0
|
CG
|
A:HIS205
|
3.1
|
17.6
|
1.0
|
CB
|
A:HIS205
|
3.7
|
17.0
|
1.0
|
NE2
|
A:HIS205
|
3.7
|
19.1
|
1.0
|
CD2
|
A:HIS205
|
4.0
|
19.2
|
1.0
|
OD1
|
A:ASP194
|
4.0
|
21.2
|
1.0
|
CA
|
A:HIS205
|
4.2
|
15.6
|
1.0
|
O
|
A:HOH819
|
4.6
|
16.2
|
1.0
|
CH3
|
A:ACT530
|
4.6
|
46.7
|
1.0
|
NH2
|
A:ARG190
|
4.6
|
15.1
|
1.0
|
CG
|
A:ASP194
|
4.7
|
19.4
|
1.0
|
ZN
|
A:ZN503
|
4.9
|
27.4
|
0.7
|
OD2
|
A:ASP194
|
4.9
|
21.9
|
1.0
|
CZ
|
A:ARG190
|
4.9
|
14.8
|
1.0
|
|
Zinc binding site 7 out
of 7 in 6epb
Go back to
Zinc Binding Sites List in 6epb
Zinc binding site 7 out
of 7 in the Structure of Chitinase 42 From Trichoderma Harzianum
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 7 of Structure of Chitinase 42 From Trichoderma Harzianum within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn507
b:35.2
occ:0.80
|
OXT
|
A:ACT531
|
2.1
|
34.7
|
1.0
|
O
|
A:HOH831
|
2.2
|
43.4
|
1.0
|
OE2
|
A:GLU316
|
2.4
|
38.7
|
1.0
|
N1
|
A:IMD532
|
2.8
|
45.8
|
0.9
|
C5
|
A:IMD532
|
2.9
|
45.2
|
0.9
|
C
|
A:ACT531
|
3.0
|
35.7
|
1.0
|
CD
|
A:GLU316
|
3.1
|
37.9
|
1.0
|
CH3
|
A:ACT531
|
3.2
|
36.2
|
1.0
|
OE1
|
A:GLU316
|
3.2
|
39.0
|
1.0
|
O
|
A:HOH641
|
3.5
|
38.6
|
1.0
|
O
|
A:HOH677
|
4.0
|
38.6
|
1.0
|
C2
|
A:IMD532
|
4.1
|
44.6
|
0.9
|
NH2
|
A:ARG52
|
4.1
|
18.4
|
1.0
|
O
|
A:ACT531
|
4.2
|
38.4
|
1.0
|
C4
|
A:IMD532
|
4.3
|
44.8
|
0.9
|
O
|
A:HOH842
|
4.3
|
45.1
|
1.0
|
NE1
|
A:TRP47
|
4.5
|
16.8
|
1.0
|
CG
|
A:GLU316
|
4.5
|
35.0
|
1.0
|
CZ2
|
A:TRP378
|
4.6
|
16.6
|
1.0
|
CZ2
|
A:TRP47
|
4.6
|
16.5
|
1.0
|
NE1
|
A:TRP378
|
4.7
|
17.6
|
1.0
|
N3
|
A:IMD532
|
4.8
|
44.9
|
0.9
|
O
|
A:HOH881
|
4.9
|
45.0
|
1.0
|
CE2
|
A:TRP47
|
4.9
|
16.5
|
1.0
|
|
Reference:
P.E.Kidibule,
P.Santos-Moriano,
E.Jimenez-Ortega,
M.Ramirez-Escudero,
M.C.Limon,
M.Remacha,
F.J.Plou,
J.Sanz-Aparicio,
M.Fernandez-Lobato.
Use of Chitin and Chitosan to Produce New Chitooligosaccharides By Chitinase CHIT42: Enzymatic Activity and Structural Basis of Protein Specificity. Microb. Cell Fact. V. 17 47 2018.
ISSN: ISSN 1475-2859
PubMed: 29566690
DOI: 10.1186/S12934-018-0895-X
Page generated: Mon Oct 28 20:19:31 2024
|