Sodium in PDB 3bx1: Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase
Enzymatic activity of Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase
All present enzymatic activity of Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase:
3.4.21.62;
Protein crystallography data
The structure of Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase, PDB code: 3bx1
was solved by
P.O.Micheelsen,
J.Vevodova,
K.Wilson,
M.Skjot,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
35.11 /
1.85
|
Space group
|
P 41 21 2
|
Cell size a, b, c (Å), α, β, γ (°)
|
100.637,
100.637,
216.242,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
20.2 /
23.9
|
Other elements in 3bx1:
The structure of Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase also contains other interesting chemical elements:
Sodium Binding Sites:
The binding sites of Sodium atom in the Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase
(pdb code 3bx1). This binding sites where shown within
5.0 Angstroms radius around Sodium atom.
In total 6 binding sites of Sodium where determined in the
Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase, PDB code: 3bx1:
Jump to Sodium binding site number:
1;
2;
3;
4;
5;
6;
Sodium binding site 1 out
of 6 in 3bx1
Go back to
Sodium Binding Sites List in 3bx1
Sodium binding site 1 out
of 6 in the Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase
Mono view
Stereo pair view
|
A full contact list of Sodium with other atoms in the Na binding
site number 1 of Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Na288
b:32.4
occ:1.00
|
O
|
A:HOH448
|
2.3
|
33.2
|
1.0
|
O
|
A:LEU196
|
2.4
|
30.8
|
1.0
|
O
|
A:HOH447
|
2.4
|
37.9
|
1.0
|
O
|
A:HOH449
|
2.4
|
42.2
|
1.0
|
O
|
A:ALA194
|
2.5
|
25.6
|
1.0
|
O
|
A:HOH485
|
2.5
|
41.6
|
1.0
|
C
|
A:ALA194
|
3.5
|
26.0
|
1.0
|
C
|
A:LEU196
|
3.5
|
29.6
|
1.0
|
N
|
A:LEU196
|
3.8
|
26.4
|
1.0
|
C
|
A:GLY195
|
4.0
|
25.3
|
1.0
|
CA
|
A:LEU196
|
4.2
|
28.0
|
1.0
|
CA
|
A:ALA194
|
4.2
|
26.0
|
1.0
|
O
|
A:GLY193
|
4.2
|
27.5
|
1.0
|
N
|
A:GLY195
|
4.4
|
24.9
|
1.0
|
O
|
A:THR260
|
4.5
|
27.8
|
1.0
|
O
|
A:GLY195
|
4.5
|
23.8
|
1.0
|
CA
|
A:GLY195
|
4.5
|
25.7
|
1.0
|
N
|
A:ASP197
|
4.6
|
30.0
|
1.0
|
OD1
|
A:ASP197
|
4.7
|
37.0
|
1.0
|
CB
|
A:LEU196
|
4.7
|
28.3
|
1.0
|
CA
|
A:GLY264
|
4.7
|
26.8
|
1.0
|
CA
|
A:ASP197
|
4.8
|
29.8
|
1.0
|
|
Sodium binding site 2 out
of 6 in 3bx1
Go back to
Sodium Binding Sites List in 3bx1
Sodium binding site 2 out
of 6 in the Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase
Mono view
Stereo pair view
|
A full contact list of Sodium with other atoms in the Na binding
site number 2 of Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Na289
b:23.7
occ:1.00
|
O
|
A:HOH450
|
2.4
|
30.1
|
1.0
|
O
|
A:HOH451
|
2.4
|
28.7
|
1.0
|
OE1
|
D:GLN149
|
2.4
|
26.6
|
1.0
|
ND2
|
A:ASN204
|
2.5
|
19.2
|
1.0
|
OG
|
A:SER216
|
2.5
|
23.5
|
1.0
|
O
|
D:HOH262
|
2.5
|
26.6
|
1.0
|
CB
|
A:SER216
|
3.2
|
22.7
|
1.0
|
CG
|
A:ASN204
|
3.4
|
25.2
|
1.0
|
CD
|
D:GLN149
|
3.5
|
26.3
|
1.0
|
OD1
|
A:ASN204
|
3.6
|
26.1
|
1.0
|
NE2
|
D:GLN149
|
4.0
|
25.1
|
1.0
|
O
|
D:HOH216
|
4.0
|
29.2
|
1.0
|
CL
|
A:CL283
|
4.3
|
27.9
|
1.0
|
O
|
D:HOH263
|
4.4
|
31.0
|
1.0
|
CA
|
A:SER216
|
4.6
|
23.1
|
1.0
|
NE1
|
D:TRP147
|
4.7
|
33.7
|
1.0
|
CD1
|
D:TRP147
|
4.7
|
34.5
|
1.0
|
CG
|
D:GLN149
|
4.8
|
27.8
|
1.0
|
O
|
A:ASN204
|
4.8
|
22.4
|
1.0
|
CB
|
A:ASN204
|
4.8
|
23.0
|
1.0
|
CB
|
A:GLN206
|
4.8
|
23.0
|
1.0
|
|
Sodium binding site 3 out
of 6 in 3bx1
Go back to
Sodium Binding Sites List in 3bx1
Sodium binding site 3 out
of 6 in the Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase
Mono view
Stereo pair view
|
A full contact list of Sodium with other atoms in the Na binding
site number 3 of Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Na290
b:27.5
occ:1.00
|
O
|
A:HOH445
|
2.2
|
36.0
|
1.0
|
O
|
A:ALA174
|
2.2
|
24.9
|
1.0
|
O
|
A:ALA169
|
2.2
|
20.6
|
1.0
|
O
|
A:TYR171
|
2.4
|
28.1
|
1.0
|
O
|
A:HOH446
|
2.5
|
30.4
|
1.0
|
C
|
A:ALA174
|
3.3
|
25.6
|
1.0
|
C
|
A:TYR171
|
3.3
|
28.1
|
1.0
|
C
|
A:ALA169
|
3.4
|
24.5
|
1.0
|
C
|
A:ARG170
|
3.7
|
25.2
|
1.0
|
O
|
A:ARG170
|
3.9
|
26.1
|
1.0
|
N
|
A:TYR171
|
3.9
|
26.2
|
1.0
|
O
|
A:GLY195
|
3.9
|
23.8
|
1.0
|
O
|
A:ALA172
|
3.9
|
28.1
|
1.0
|
CA
|
A:ALA174
|
4.0
|
25.7
|
1.0
|
CA
|
A:ALA172
|
4.0
|
27.3
|
1.0
|
C
|
A:ALA172
|
4.0
|
27.0
|
1.0
|
N
|
A:ALA172
|
4.0
|
27.2
|
1.0
|
CB
|
A:ALA174
|
4.1
|
25.1
|
1.0
|
CA
|
A:ARG170
|
4.2
|
25.6
|
1.0
|
CB
|
A:ALA176
|
4.2
|
21.8
|
1.0
|
N
|
A:ALA174
|
4.2
|
25.9
|
1.0
|
N
|
A:ARG170
|
4.3
|
24.7
|
1.0
|
CA
|
A:TYR171
|
4.3
|
27.2
|
1.0
|
N
|
A:ALA176
|
4.3
|
23.7
|
1.0
|
OD2
|
A:ASP197
|
4.3
|
35.6
|
1.0
|
N
|
A:MET175
|
4.4
|
25.8
|
1.0
|
NH2
|
A:ARG247
|
4.5
|
39.5
|
1.0
|
CA
|
A:ALA169
|
4.5
|
23.9
|
1.0
|
CA
|
A:MET175
|
4.7
|
26.1
|
1.0
|
N
|
A:ASN173
|
4.8
|
26.1
|
1.0
|
C
|
A:MET175
|
4.8
|
25.4
|
1.0
|
CD1
|
A:ILE165
|
4.8
|
29.3
|
1.0
|
CA
|
A:ALA176
|
4.8
|
22.7
|
1.0
|
O
|
A:PRO168
|
4.8
|
22.1
|
1.0
|
C
|
A:GLY195
|
4.9
|
25.3
|
1.0
|
|
Sodium binding site 4 out
of 6 in 3bx1
Go back to
Sodium Binding Sites List in 3bx1
Sodium binding site 4 out
of 6 in the Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase
Mono view
Stereo pair view
|
A full contact list of Sodium with other atoms in the Na binding
site number 4 of Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Na283
b:31.1
occ:1.00
|
O
|
B:HOH381
|
2.4
|
32.8
|
1.0
|
ND2
|
B:ASN204
|
2.4
|
20.1
|
1.0
|
O
|
B:HOH382
|
2.4
|
36.6
|
1.0
|
OG
|
B:SER216
|
2.5
|
24.7
|
1.0
|
NE2
|
C:GLN149
|
2.5
|
19.6
|
1.0
|
O
|
C:HOH300
|
2.5
|
30.1
|
1.0
|
CB
|
B:SER216
|
3.2
|
22.4
|
1.0
|
CG
|
B:ASN204
|
3.4
|
26.0
|
1.0
|
CD
|
C:GLN149
|
3.5
|
24.1
|
1.0
|
OD1
|
B:ASN204
|
3.6
|
28.9
|
1.0
|
OE1
|
C:GLN149
|
3.8
|
28.4
|
1.0
|
O
|
C:HOH204
|
4.2
|
26.4
|
1.0
|
O
|
C:HOH193
|
4.3
|
25.8
|
1.0
|
CL
|
B:CL281
|
4.4
|
31.7
|
1.0
|
CA
|
B:SER216
|
4.6
|
22.6
|
1.0
|
O
|
B:ASN204
|
4.7
|
23.9
|
1.0
|
CB
|
B:GLN206
|
4.8
|
24.9
|
1.0
|
CB
|
B:ASN204
|
4.8
|
24.8
|
1.0
|
CG
|
C:GLN149
|
4.8
|
24.4
|
1.0
|
NE1
|
C:TRP147
|
4.9
|
32.5
|
1.0
|
C
|
B:ASN204
|
5.0
|
25.1
|
1.0
|
|
Sodium binding site 5 out
of 6 in 3bx1
Go back to
Sodium Binding Sites List in 3bx1
Sodium binding site 5 out
of 6 in the Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase
Mono view
Stereo pair view
|
A full contact list of Sodium with other atoms in the Na binding
site number 5 of Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Na284
b:36.6
occ:1.00
|
O
|
B:ALA174
|
2.1
|
34.5
|
1.0
|
O
|
B:TYR171
|
2.2
|
35.0
|
1.0
|
O
|
B:ALA169
|
2.3
|
32.4
|
1.0
|
O
|
B:HOH289
|
2.9
|
50.2
|
1.0
|
C
|
B:ALA174
|
3.2
|
33.9
|
1.0
|
C
|
B:TYR171
|
3.2
|
35.5
|
1.0
|
C
|
B:ALA169
|
3.4
|
32.1
|
1.0
|
C
|
B:ARG170
|
3.8
|
34.2
|
1.0
|
CA
|
B:ALA174
|
3.8
|
34.4
|
1.0
|
CB
|
B:ALA174
|
3.9
|
34.9
|
1.0
|
O
|
B:ARG170
|
3.9
|
35.4
|
1.0
|
OD2
|
B:ASP197
|
3.9
|
40.2
|
1.0
|
N
|
B:TYR171
|
4.0
|
34.2
|
1.0
|
C
|
B:ALA172
|
4.0
|
35.5
|
1.0
|
N
|
B:ALA172
|
4.1
|
35.8
|
1.0
|
CA
|
B:ALA172
|
4.1
|
35.6
|
1.0
|
O
|
B:ALA172
|
4.1
|
36.7
|
1.0
|
CA
|
B:ARG170
|
4.1
|
34.4
|
1.0
|
N
|
B:ARG170
|
4.2
|
32.7
|
1.0
|
CA
|
B:TYR171
|
4.2
|
35.1
|
1.0
|
N
|
B:ALA176
|
4.2
|
30.4
|
1.0
|
N
|
B:MET175
|
4.3
|
33.1
|
1.0
|
CB
|
B:ALA176
|
4.3
|
28.9
|
1.0
|
N
|
B:ALA174
|
4.4
|
35.5
|
1.0
|
CA
|
B:ALA169
|
4.5
|
31.3
|
1.0
|
CA
|
B:MET175
|
4.5
|
33.1
|
1.0
|
N
|
B:ASN173
|
4.6
|
36.1
|
1.0
|
C
|
B:MET175
|
4.6
|
31.5
|
1.0
|
O
|
B:GLY195
|
4.7
|
33.0
|
1.0
|
NH2
|
B:ARG247
|
4.7
|
46.9
|
1.0
|
O
|
B:PRO168
|
4.8
|
31.3
|
1.0
|
CA
|
B:ALA176
|
4.8
|
29.0
|
1.0
|
|
Sodium binding site 6 out
of 6 in 3bx1
Go back to
Sodium Binding Sites List in 3bx1
Sodium binding site 6 out
of 6 in the Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase
Mono view
Stereo pair view
|
A full contact list of Sodium with other atoms in the Na binding
site number 6 of Complex Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Na187
b:58.7
occ:1.00
|
O
|
C:ALA134
|
2.5
|
41.0
|
0.8
|
O
|
C:HOH326
|
2.9
|
50.6
|
1.0
|
O
|
C:VAL136
|
3.1
|
45.4
|
0.8
|
CA
|
C:HIS137
|
3.3
|
38.3
|
1.0
|
C
|
C:VAL136
|
3.4
|
43.9
|
0.8
|
CB
|
C:ALA134
|
3.6
|
41.5
|
1.0
|
ND1
|
C:HIS137
|
3.6
|
42.7
|
1.0
|
C
|
C:ALA134
|
3.7
|
42.0
|
0.8
|
N
|
C:HIS137
|
3.8
|
41.5
|
0.8
|
CA
|
C:VAL136
|
4.0
|
45.1
|
0.8
|
CG
|
C:HIS137
|
4.2
|
40.0
|
1.0
|
CE
|
C:LYS130
|
4.3
|
51.1
|
1.0
|
CA
|
C:ALA134
|
4.3
|
41.7
|
1.0
|
CE1
|
C:HIS137
|
4.3
|
43.2
|
1.0
|
CD
|
C:LYS130
|
4.3
|
47.8
|
1.0
|
N
|
C:GLU138
|
4.3
|
31.8
|
1.0
|
CB
|
C:HIS137
|
4.3
|
38.0
|
1.0
|
C
|
C:HIS137
|
4.4
|
35.7
|
1.0
|
NZ
|
C:LYS130
|
4.6
|
48.3
|
1.0
|
N
|
C:VAL136
|
4.6
|
45.5
|
0.8
|
N
|
C:GLU135
|
4.8
|
42.4
|
0.8
|
|
Reference:
P.O.Micheelsen,
J.Vevodova,
L.De Maria,
P.R.Ostergaard,
E.P.Friis,
K.Wilson,
M.Skjot.
Structural and Mutational Analyses of the Interaction Between the Barley Alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase Reveal A Novel Mode of Inhibition J.Mol.Biol. V. 380 681 2008.
ISSN: ISSN 0022-2836
PubMed: 18556023
DOI: 10.1016/J.JMB.2008.05.034
Page generated: Mon Oct 7 06:06:43 2024
|