Iodine in PDB 3qgn: The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold
Enzymatic activity of The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold
All present enzymatic activity of The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold:
3.4.21.5;
Protein crystallography data
The structure of The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold, PDB code: 3qgn
was solved by
W.Niu,
D.Gohara,
Z.Chen,
E.Di Cera,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
31.00 /
2.10
|
Space group
|
C 1 2 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
122.179,
47.980,
52.011,
90.00,
94.31,
90.00
|
R / Rfree (%)
|
18.9 /
24
|
Other elements in 3qgn:
The structure of The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold also contains other interesting chemical elements:
Iodine Binding Sites:
The binding sites of Iodine atom in the The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold
(pdb code 3qgn). This binding sites where shown within
5.0 Angstroms radius around Iodine atom.
In total 6 binding sites of Iodine where determined in the
The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold, PDB code: 3qgn:
Jump to Iodine binding site number:
1;
2;
3;
4;
5;
6;
Iodine binding site 1 out
of 6 in 3qgn
Go back to
Iodine Binding Sites List in 3qgn
Iodine binding site 1 out
of 6 in the The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold
 Mono view
 Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 1 of The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I402
b:63.2
occ:0.50
|
O
|
A:HOH150
|
2.6
|
66.7
|
1.0
|
N
|
A:CYS1
|
3.4
|
40.3
|
1.0
|
CG
|
B:PRO120
|
3.5
|
25.5
|
1.0
|
C
|
A:ASP1A
|
3.5
|
41.5
|
1.0
|
N
|
A:ASP1A
|
3.6
|
51.5
|
1.0
|
CB
|
A:ASP1A
|
3.7
|
48.1
|
1.0
|
CA
|
A:ASP1A
|
3.8
|
46.7
|
1.0
|
CE2
|
B:PHE114
|
3.8
|
30.8
|
1.0
|
CA
|
A:CYS1
|
4.0
|
36.9
|
1.0
|
CD
|
B:PRO120
|
4.1
|
24.8
|
1.0
|
O
|
A:ASP1A
|
4.1
|
38.5
|
1.0
|
O
|
A:GLU1C
|
4.1
|
56.7
|
1.0
|
NE2
|
B:HIS119
|
4.3
|
34.1
|
1.0
|
C
|
A:GLU1C
|
4.3
|
61.0
|
1.0
|
CB
|
A:GLU1C
|
4.3
|
65.2
|
1.0
|
CD2
|
B:PHE114
|
4.5
|
32.3
|
1.0
|
CZ
|
B:PHE114
|
4.6
|
29.7
|
1.0
|
CE1
|
B:HIS119
|
4.6
|
33.8
|
1.0
|
CB
|
A:CYS1
|
4.6
|
39.0
|
1.0
|
OE1
|
A:GLU1C
|
4.7
|
73.0
|
1.0
|
CA
|
A:GLU1C
|
4.8
|
64.3
|
1.0
|
N
|
A:ALA1B
|
4.8
|
63.4
|
1.0
|
CB
|
B:PRO120
|
4.8
|
23.0
|
1.0
|
C
|
A:ALA1B
|
4.9
|
56.3
|
1.0
|
CG
|
A:ASP1A
|
4.9
|
48.2
|
1.0
|
N
|
A:GLU1C
|
5.0
|
61.4
|
1.0
|
OD2
|
A:ASP1A
|
5.0
|
48.3
|
1.0
|
CD2
|
B:HIS119
|
5.0
|
31.5
|
1.0
|
|
Iodine binding site 2 out
of 6 in 3qgn
Go back to
Iodine Binding Sites List in 3qgn
Iodine binding site 2 out
of 6 in the The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold
 Mono view
 Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 2 of The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:I401
b:44.0
occ:0.60
|
O
|
B:HOH366
|
3.4
|
62.1
|
1.0
|
N
|
B:MET84
|
3.6
|
37.4
|
1.0
|
CB
|
B:LYS109
|
4.0
|
42.8
|
1.0
|
O
|
B:HOH272
|
4.0
|
38.0
|
1.0
|
O
|
B:HOH361
|
4.1
|
56.1
|
1.0
|
NZ
|
B:LYS110
|
4.1
|
53.2
|
1.0
|
CA
|
B:SER83
|
4.2
|
36.0
|
1.0
|
CB
|
B:MET84
|
4.2
|
41.0
|
1.0
|
CA
|
B:MET84
|
4.4
|
38.2
|
1.0
|
C
|
B:SER83
|
4.4
|
35.9
|
1.0
|
CB
|
B:SER83
|
4.5
|
34.4
|
1.0
|
O
|
B:MET84
|
4.5
|
35.1
|
1.0
|
N
|
B:LYS110
|
4.6
|
41.2
|
1.0
|
CG
|
B:MET84
|
4.6
|
45.9
|
1.0
|
SD
|
B:MET84
|
4.7
|
59.9
|
1.0
|
CB
|
B:LYS110
|
4.7
|
43.5
|
1.0
|
O
|
B:ILE82
|
4.8
|
37.7
|
1.0
|
CD
|
B:LYS109
|
4.8
|
51.5
|
1.0
|
C
|
B:MET84
|
4.9
|
36.5
|
1.0
|
CA
|
B:LYS109
|
4.9
|
41.2
|
1.0
|
O
|
B:HOH291
|
4.9
|
47.5
|
1.0
|
CD
|
B:LYS110
|
4.9
|
52.0
|
1.0
|
|
Iodine binding site 3 out
of 6 in 3qgn
Go back to
Iodine Binding Sites List in 3qgn
Iodine binding site 3 out
of 6 in the The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold
 Mono view
 Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 3 of The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:I403
b:54.6
occ:0.50
|
O
|
B:HOH339
|
3.4
|
51.8
|
1.0
|
O
|
B:HOH12
|
3.6
|
27.4
|
1.0
|
NH2
|
B:ARG165
|
3.6
|
39.7
|
1.0
|
CB
|
B:PHE181
|
4.0
|
27.9
|
1.0
|
CG2
|
B:ILE162
|
4.2
|
23.2
|
1.0
|
O
|
B:LEU130
|
4.3
|
33.4
|
1.0
|
NE
|
B:ARG165
|
4.4
|
42.9
|
1.0
|
CZ
|
B:ARG165
|
4.5
|
42.2
|
1.0
|
C
|
B:LEU130
|
4.7
|
32.1
|
1.0
|
CB
|
B:LEU130
|
4.7
|
32.9
|
1.0
|
CG
|
B:LEU130
|
4.9
|
33.8
|
1.0
|
CG
|
B:PHE181
|
4.9
|
25.2
|
1.0
|
O
|
B:VAL163
|
5.0
|
30.3
|
1.0
|
|
Iodine binding site 4 out
of 6 in 3qgn
Go back to
Iodine Binding Sites List in 3qgn
Iodine binding site 4 out
of 6 in the The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold
 Mono view
 Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 4 of The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:I404
b:57.2
occ:0.50
|
O
|
B:HOH317
|
3.4
|
0.4
|
1.0
|
N
|
B:TYR76
|
3.6
|
74.4
|
1.0
|
O
|
B:HOH10
|
3.9
|
65.1
|
1.0
|
CA
|
B:ARG75
|
4.1
|
78.0
|
1.0
|
C
|
B:ARG75
|
4.2
|
72.1
|
1.0
|
CB
|
B:TYR76
|
4.4
|
74.4
|
1.0
|
CA
|
B:TYR76
|
4.6
|
69.6
|
1.0
|
O
|
B:THR74
|
4.7
|
93.4
|
1.0
|
N
|
B:ARG75
|
4.8
|
79.2
|
1.0
|
|
Iodine binding site 5 out
of 6 in 3qgn
Go back to
Iodine Binding Sites List in 3qgn
Iodine binding site 5 out
of 6 in the The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold
 Mono view
 Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 5 of The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:I405
b:55.8
occ:0.50
|
CG
|
B:LYS236
|
3.8
|
45.6
|
1.0
|
NZ
|
B:LYS236
|
4.1
|
56.8
|
1.0
|
CD
|
B:LYS236
|
4.5
|
51.7
|
1.0
|
CE
|
B:LYS236
|
4.6
|
53.6
|
1.0
|
CB
|
B:LYS236
|
4.9
|
40.0
|
1.0
|
O
|
B:HOH341
|
5.0
|
43.5
|
1.0
|
|
Iodine binding site 6 out
of 6 in 3qgn
Go back to
Iodine Binding Sites List in 3qgn
Iodine binding site 6 out
of 6 in the The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold
 Mono view
 Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 6 of The Allosteric E*-E Equilibrium Is A Key Property of the Trypsin Fold within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:I406
b:66.5
occ:0.50
|
N
|
B:GLY246
|
3.9
|
81.8
|
1.0
|
N
|
B:GLU247
|
4.0
|
96.0
|
1.0
|
CA
|
B:PHE245
|
4.1
|
77.3
|
1.0
|
CB
|
B:GLU247
|
4.1
|
0.2
|
1.0
|
OE2
|
B:GLU86
|
4.2
|
51.3
|
1.0
|
CB
|
B:PHE245
|
4.2
|
76.2
|
1.0
|
CG
|
B:GLU247
|
4.3
|
0.7
|
1.0
|
C
|
B:PHE245
|
4.4
|
80.0
|
1.0
|
CD1
|
B:PHE245
|
4.4
|
81.5
|
1.0
|
NZ
|
B:LYS107
|
4.4
|
46.0
|
1.0
|
CA
|
B:GLU247
|
4.6
|
0.2
|
1.0
|
CE
|
B:LYS107
|
4.8
|
44.5
|
1.0
|
CG
|
B:PHE245
|
4.9
|
78.3
|
1.0
|
CA
|
B:GLY246
|
4.9
|
88.6
|
1.0
|
C
|
B:GLY246
|
4.9
|
95.9
|
1.0
|
|
Reference:
W.Niu,
Z.Chen,
P.S.Gandhi,
A.D.Vogt,
N.Pozzi,
L.A.Pelc,
F.Zapata,
E.Di Cera.
Crystallographic and Kinetic Evidence of Allostery in A Trypsin-Like Protease. Biochemistry V. 50 6301 2011.
ISSN: ISSN 0006-2960
PubMed: 21707111
DOI: 10.1021/BI200878C
Page generated: Sun Aug 11 16:14:59 2024
|