1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Wang, X.
Li, M.X.
Sykes, B.D.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C24 H34 N2 O
366.540
1-ISOBUTOXY-2-PYRROLIDINO-3[N-BENZYLANILINO] PROPANE
BEPRIDIL
non-polymer
Ca 2
40.078
CALCIUM ION
non-polymer
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
277
31124
31133
10.1074/jbc.M203896200
12060657
Structure of the regulatory N-domain of human
cardiac troponin C in complex with human cardiac
troponin I147-163 and bepridil.
2002
10.2210/pdb1lxf/pdb
pdb_00001lxf
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
1
SINGLE WAVELENGTH
M
1
1.0
10070.304
TROPONIN C, SLOW SKELETAL AND CARDIAC MUSCLES
Regulatory N Domain (residues 1-89)
1
man
polymer
1806.183
Troponin I, cardiac muscle
Switch Peptide (residues 147-163)
1
syn
polymer
40.078
CALCIUM ION
1
syn
non-polymer
366.540
1-ISOBUTOXY-2-PYRROLIDINO-3[N-BENZYLANILINO] PROPANE
1
syn
non-polymer
Cardiac Troponin C, TN-C
no
no
MDDIYKAAVEQLTEEQKNEFKAAFDIFVLGAEDGCISTKELGKVMRMLGQNPTPEELQEMIDEVDEDGSGTVDFDEFLVM
MVRCMKDDS
MDDIYKAAVEQLTEEQKNEFKAAFDIFVLGAEDGCISTKELGKVMRMLGQNPTPEELQEMIDEVDEDGSGTVDFDEFLVM
MVRCMKDDS
C
polypeptide(L)
no
no
RISADAMMQALLGARAK
RISADAMMQALLGARAK
I
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
human
Homo
Escherichia
sample
TNNC
9606
Homo sapiens
562
Escherichia coli
BL21-(DE3plysS)
plasmid
pET-3a
database_2
pdbx_struct_assembly
pdbx_struct_conn_angle
pdbx_struct_oper_list
struct_conn
struct_site
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
1
0
2002-12-11
1
1
2008-04-28
1
2
2011-07-13
1
3
2022-02-23
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_struct_conn_angle.ptnr1_auth_comp_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_atom_id
_pdbx_struct_conn_angle.ptnr1_label_comp_id
_pdbx_struct_conn_angle.ptnr1_label_seq_id
_pdbx_struct_conn_angle.ptnr3_auth_comp_id
_pdbx_struct_conn_angle.ptnr3_auth_seq_id
_pdbx_struct_conn_angle.ptnr3_label_atom_id
_pdbx_struct_conn_angle.ptnr3_label_comp_id
_pdbx_struct_conn_angle.ptnr3_label_seq_id
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
2002-06-05
REL
REL
CA
CALCIUM ION
BEP
1-ISOBUTOXY-2-PYRROLIDINO-3[N-BENZYLANILINO] PROPANE
The sequence of the protein is naturally found in Homo sapiens. The protein was chemically synthesized.
sample
all calculated structures submitted
30
30
3D_15N-separated_NOESY
3D_15N-separated_DIPSI
HCCH-TOCSY
3D_13C,15N-separated-NOESY
CBCACONNH
HNCACB
2D_13C, 15N-filtered NOESY
2D_13C, 15N-filtered DIPSI
3D_13C, 15N-filtered, edited NOESY
0.1
6.7
ambient
303
K
A total of 1169 NOE restraints, 88 dihedral angle restraints used for the refinement of cNTnC, 30 NOE restraints used between cNTnC and cTnI147-163, 28 NOE restraints used between cNTnC and bepridil, 24 intramolecular NOE restraints and 12 dihedral angle restraints used within cTnI147-163.
simulated annealing
1
lowest energy
1mM cNTnC, 3mM cTnI147-163, 1.5mM bepridil, 5mM DTT, 100mM KCl, 10mM IMDZ, trace amount of NaN3, 50uM DSS, 90% H2O, 10% D2O
90% H2O/10% D2O
Delaglio, Frank
processing
NMRPipe
2.1
Johnson, Bruce
data analysis
NMRView
5.0.4
Brunger
refinement
X-PLOR
3.85
500
Varian
Unity Inova
600
Varian
UNITY
800
Varian
UNITYPLUS
CAL
93
3
CA
CA
93
C
BEP
92
4
BEP
BEP
92
C
MET
1
n
1
MET
1
C
ASP
2
n
2
ASP
2
C
ASP
3
n
3
ASP
3
C
ILE
4
n
4
ILE
4
C
TYR
5
n
5
TYR
5
C
LYS
6
n
6
LYS
6
C
ALA
7
n
7
ALA
7
C
ALA
8
n
8
ALA
8
C
VAL
9
n
9
VAL
9
C
GLU
10
n
10
GLU
10
C
GLN
11
n
11
GLN
11
C
LEU
12
n
12
LEU
12
C
THR
13
n
13
THR
13
C
GLU
14
n
14
GLU
14
C
GLU
15
n
15
GLU
15
C
GLN
16
n
16
GLN
16
C
LYS
17
n
17
LYS
17
C
ASN
18
n
18
ASN
18
C
GLU
19
n
19
GLU
19
C
PHE
20
n
20
PHE
20
C
LYS
21
n
21
LYS
21
C
ALA
22
n
22
ALA
22
C
ALA
23
n
23
ALA
23
C
PHE
24
n
24
PHE
24
C
ASP
25
n
25
ASP
25
C
ILE
26
n
26
ILE
26
C
PHE
27
n
27
PHE
27
C
VAL
28
n
28
VAL
28
C
LEU
29
n
29
LEU
29
C
GLY
30
n
30
GLY
30
C
ALA
31
n
31
ALA
31
C
GLU
32
n
32
GLU
32
C
ASP
33
n
33
ASP
33
C
GLY
34
n
34
GLY
34
C
CYS
35
n
35
CYS
35
C
ILE
36
n
36
ILE
36
C
SER
37
n
37
SER
37
C
THR
38
n
38
THR
38
C
LYS
39
n
39
LYS
39
C
GLU
40
n
40
GLU
40
C
LEU
41
n
41
LEU
41
C
GLY
42
n
42
GLY
42
C
LYS
43
n
43
LYS
43
C
VAL
44
n
44
VAL
44
C
MET
45
n
45
MET
45
C
ARG
46
n
46
ARG
46
C
MET
47
n
47
MET
47
C
LEU
48
n
48
LEU
48
C
GLY
49
n
49
GLY
49
C
GLN
50
n
50
GLN
50
C
ASN
51
n
51
ASN
51
C
PRO
52
n
52
PRO
52
C
THR
53
n
53
THR
53
C
PRO
54
n
54
PRO
54
C
GLU
55
n
55
GLU
55
C
GLU
56
n
56
GLU
56
C
LEU
57
n
57
LEU
57
C
GLN
58
n
58
GLN
58
C
GLU
59
n
59
GLU
59
C
MET
60
n
60
MET
60
C
ILE
61
n
61
ILE
61
C
ASP
62
n
62
ASP
62
C
GLU
63
n
63
GLU
63
C
VAL
64
n
64
VAL
64
C
ASP
65
n
65
ASP
65
C
GLU
66
n
66
GLU
66
C
ASP
67
n
67
ASP
67
C
GLY
68
n
68
GLY
68
C
SER
69
n
69
SER
69
C
GLY
70
n
70
GLY
70
C
THR
71
n
71
THR
71
C
VAL
72
n
72
VAL
72
C
ASP
73
n
73
ASP
73
C
PHE
74
n
74
PHE
74
C
ASP
75
n
75
ASP
75
C
GLU
76
n
76
GLU
76
C
PHE
77
n
77
PHE
77
C
LEU
78
n
78
LEU
78
C
VAL
79
n
79
VAL
79
C
MET
80
n
80
MET
80
C
MET
81
n
81
MET
81
C
VAL
82
n
82
VAL
82
C
ARG
83
n
83
ARG
83
C
CYS
84
n
84
CYS
84
C
MET
85
n
85
MET
85
C
LYS
86
n
86
LYS
86
C
ASP
87
n
87
ASP
87
C
ASP
88
n
88
ASP
88
C
SER
89
n
89
SER
89
C
ARG
147
n
1
ARG
147
I
ILE
148
n
2
ILE
148
I
SER
149
n
3
SER
149
I
ALA
150
n
4
ALA
150
I
ASP
151
n
5
ASP
151
I
ALA
152
n
6
ALA
152
I
MET
153
n
7
MET
153
I
MET
154
n
8
MET
154
I
GLN
155
n
9
GLN
155
I
ALA
156
n
10
ALA
156
I
LEU
157
n
11
LEU
157
I
LEU
158
n
12
LEU
158
I
GLY
159
n
13
GLY
159
I
ALA
160
n
14
ALA
160
I
ARG
161
n
15
ARG
161
I
ALA
162
n
16
ALA
162
I
LYS
163
n
17
LYS
163
I
author_defined_assembly
2
dimeric
C
VAL
64
A
O
VAL
64
1_555
C
CA
93
C
CA
CA
1_555
C
ASP
65
A
OD1
ASP
65
1_555
90.2
C
VAL
64
A
O
VAL
64
1_555
C
CA
93
C
CA
CA
1_555
C
ASP
67
A
OD1
ASP
67
1_555
106.9
C
ASP
65
A
OD1
ASP
65
1_555
C
CA
93
C
CA
CA
1_555
C
ASP
67
A
OD1
ASP
67
1_555
108.6
C
VAL
64
A
O
VAL
64
1_555
C
CA
93
C
CA
CA
1_555
C
SER
69
A
OG
SER
69
1_555
164.1
C
ASP
65
A
OD1
ASP
65
1_555
C
CA
93
C
CA
CA
1_555
C
SER
69
A
OG
SER
69
1_555
78.7
C
ASP
67
A
OD1
ASP
67
1_555
C
CA
93
C
CA
CA
1_555
C
SER
69
A
OG
SER
69
1_555
66.7
C
VAL
64
A
O
VAL
64
1_555
C
CA
93
C
CA
CA
1_555
C
THR
71
A
O
THR
71
1_555
109.1
C
ASP
65
A
OD1
ASP
65
1_555
C
CA
93
C
CA
CA
1_555
C
THR
71
A
O
THR
71
1_555
54.2
C
ASP
67
A
OD1
ASP
67
1_555
C
CA
93
C
CA
CA
1_555
C
THR
71
A
O
THR
71
1_555
139.6
C
SER
69
A
OG
SER
69
1_555
C
CA
93
C
CA
CA
1_555
C
THR
71
A
O
THR
71
1_555
73.7
C
VAL
64
A
O
VAL
64
1_555
C
CA
93
C
CA
CA
1_555
C
GLU
76
A
OE2
GLU
76
1_555
78.2
C
ASP
65
A
OD1
ASP
65
1_555
C
CA
93
C
CA
CA
1_555
C
GLU
76
A
OE2
GLU
76
1_555
133.2
C
ASP
67
A
OD1
ASP
67
1_555
C
CA
93
C
CA
CA
1_555
C
GLU
76
A
OE2
GLU
76
1_555
118.2
C
SER
69
A
OG
SER
69
1_555
C
CA
93
C
CA
CA
1_555
C
GLU
76
A
OE2
GLU
76
1_555
117.7
C
THR
71
A
O
THR
71
1_555
C
CA
93
C
CA
CA
1_555
C
GLU
76
A
OE2
GLU
76
1_555
86.9
C
VAL
64
A
O
VAL
64
1_555
C
CA
93
C
CA
CA
1_555
C
GLU
76
A
OE1
GLU
76
1_555
45.8
C
ASP
65
A
OD1
ASP
65
1_555
C
CA
93
C
CA
CA
1_555
C
GLU
76
A
OE1
GLU
76
1_555
91.9
C
ASP
67
A
OD1
ASP
67
1_555
C
CA
93
C
CA
CA
1_555
C
GLU
76
A
OE1
GLU
76
1_555
147.0
C
SER
69
A
OG
SER
69
1_555
C
CA
93
C
CA
CA
1_555
C
GLU
76
A
OE1
GLU
76
1_555
144.8
C
THR
71
A
O
THR
71
1_555
C
CA
93
C
CA
CA
1_555
C
GLU
76
A
OE1
GLU
76
1_555
73.4
C
GLU
76
A
OE2
GLU
76
1_555
C
CA
93
C
CA
CA
1_555
C
GLU
76
A
OE1
GLU
76
1_555
48.3
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
1
C
C
O
H
LYS
LYS
17
21
1.50
1
C
C
O
H
LEU
MET
57
60
1.55
2
C
C
O
H
LYS
LYS
17
21
1.49
2
C
C
O
H
ILE
ASP
61
65
1.52
2
C
C
O
H
TYR
VAL
5
9
1.57
3
C
C
O
H
ILE
ASP
61
65
1.59
3
C
C
O
H
GLN
ILE
58
61
1.59
4
C
C
O
H
GLU
ASN
15
18
1.52
4
C
C
O
H
ILE
ASP
61
65
1.54
4
C
C
O
H
MET
LEU
45
48
1.55
5
C
C
O
H
ILE
ASP
61
65
1.49
5
C
C
O
H
MET
MET
81
85
1.51
5
C
C
O
H
ASP
LYS
2
6
1.53
5
C
C
O
H
ILE
LEU
26
29
1.54
6
C
C
O
H
ILE
ASP
61
65
1.48
6
C
C
OD1
H
ASP
ASP
73
75
1.57
7
C
C
O
H
ILE
ASP
61
65
1.51
7
C
C
OD1
H
ASP
GLY
33
34
1.54
7
C
C
O
H
VAL
LYS
82
86
1.58
8
C
C
O
H
ALA
GLN
7
11
1.47
8
I
I
O
H
LEU
ALA
157
160
1.57
8
C
C
O
H
ILE
ASP
61
65
1.58
8
C
C
O
H
MET
MET
81
85
1.58
8
C
C
OD1
H
ASP
ASP
73
75
1.59
8
I
I
O
H
ALA
MET
150
154
1.59
9
C
C
O
H
TYR
VAL
5
9
1.55
9
C
C
O
H
LEU
VAL
78
82
1.56
9
C
C
O
H
VAL
ARG
79
83
1.59
10
C
C
O
H
ALA
PHE
23
27
1.53
10
C
C
O
H
ALA
ASP
22
25
1.56
10
C
C
O
H
ILE
ASP
61
65
1.59
10
C
C
OD1
H
ASP
ASP
73
75
1.60
11
C
C
O
H
ILE
ASP
61
65
1.53
11
C
C
O
H
GLU
MET
76
80
1.55
11
C
C
O
H
ILE
VAL
61
64
1.57
11
C
C
OD1
H
ASP
ASP
73
75
1.58
11
C
C
OD1
H
ASP
GLY
33
34
1.58
11
C
C
O
H
MET
MET
81
85
1.59
12
C
C
O
H
VAL
ARG
79
83
1.43
12
C
C
O
H
LEU
MET
57
60
1.51
12
C
C
H
OE2
ASP
GLU
73
76
1.55
12
C
C
O
H
ILE
ASP
61
65
1.58
13
C
C
O
H
ILE
ASP
61
65
1.56
13
C
C
O
H
LYS
LYS
17
21
1.59
14
C
C
O
H
VAL
ARG
79
83
1.49
14
C
C
O
H
GLU
ASN
14
18
1.53
14
C
C
O
H
LEU
VAL
41
44
1.53
14
C
C
O
H
ILE
ASP
61
65
1.53
15
C
C
OD1
H
ASP
GLU
73
76
1.46
15
C
C
OD1
H
ASP
ASP
73
75
1.52
16
C
C
O
H
ASP
LYS
2
6
1.48
16
C
C
O
H
ALA
GLN
7
11
1.53
16
C
C
O
H
MET
LEU
45
48
1.56
18
C
C
O
H
ILE
ASP
61
65
1.49
18
I
I
O
H
GLY
ARG
159
161
1.59
19
C
C
O
H
ILE
ASP
61
65
1.57
19
C
C
O
H
LEU
MET
78
81
1.57
20
C
C
O
H
ILE
ASP
61
65
1.50
20
C
C
O
H
ALA
GLN
7
11
1.60
21
C
C
O
H
ILE
VAL
61
64
1.55
22
C
C
O
H
LEU
MET
57
60
1.48
22
C
C
O
H
MET
MET
81
85
1.53
23
C
C
H
OE1
THR
GLN
13
16
1.51
23
C
C
O
H
ILE
ASP
61
65
1.54
23
C
C
OD1
H
ASP
ASP
73
75
1.57
24
C
C
O
H
GLU
GLU
15
19
1.48
24
C
C
O
H
GLU
LYS
40
43
1.50
24
C
C
O
H
LEU
MET
57
60
1.58
24
C
C
OD1
H
ASP
ASP
73
75
1.58
25
C
C
OD1
HG
ASP
SER
67
69
1.49
25
C
C
O
H
ILE
LEU
26
29
1.55
25
C
C
O
H
ILE
ASP
61
65
1.60
26
C
C
O
H
MET
MET
81
85
1.50
26
C
C
O
H
ILE
VAL
61
64
1.54
26
C
C
O
H
VAL
GLU
64
66
1.59
27
C
C
O
H
ALA
PHE
23
27
1.45
27
C
C
O
H
GLU
LYS
40
43
1.46
27
C
C
O
H
TYR
VAL
5
9
1.47
27
C
C
O
H
ILE
VAL
61
64
1.52
28
C
C
HG
OE1
SER
GLU
37
40
1.53
28
C
C
O
H
ALA
PHE
23
27
1.54
28
C
C
O
H
GLN
GLU
16
19
1.55
28
C
C
O
H
VAL
ARG
79
83
1.56
29
C
C
O
H
ILE
ASP
61
65
1.51
29
C
C
O
H
GLU
LYS
40
43
1.52
29
C
C
O
H
TYR
VAL
5
9
1.53
29
I
I
O
H
MET
LEU
154
157
1.55
30
C
C
O
H
ILE
ASP
61
65
1.46
30
C
C
O
H
GLU
LYS
40
43
1.54
1
C
GLU
15
-70.18
-75.59
1
C
ASP
33
-110.76
-91.86
1
C
ASP
73
-61.22
-165.18
1
C
ASP
75
-87.38
-77.35
1
C
PHE
77
-54.72
-74.22
1
C
ASP
87
164.48
65.59
1
I
ALA
150
83.79
-52.47
2
C
ASP
2
173.89
-44.22
2
C
ASP
33
-118.88
-90.24
2
C
LYS
43
-41.11
-74.36
2
C
ASN
51
-114.56
79.97
2
C
ASP
73
-55.04
-172.11
2
C
ASP
75
-89.24
-77.51
3
C
ASP
2
167.16
-35.58
3
C
GLU
15
-80.21
-72.28
3
C
ALA
22
-40.79
-70.68
3
C
ASP
33
-168.59
-81.27
3
C
ASP
65
-67.99
63.46
3
C
ASP
73
-55.52
-170.65
3
C
ASP
75
-110.72
-74.76
3
C
PHE
77
-59.35
-71.48
3
C
MET
80
-37.50
-39.24
3
C
ASP
88
-37.41
130.82
3
I
ALA
150
164.73
-35.14
3
I
LEU
157
-118.59
64.94
3
I
LEU
158
-105.70
64.00
3
I
ARG
161
-146.27
38.20
4
C
LEU
12
-42.98
152.96
4
C
GLU
15
-58.44
-74.72
4
C
GLU
19
-37.72
-39.01
4
C
ASP
33
-120.18
-83.08
4
C
LEU
48
-108.64
43.26
4
C
ASP
73
-48.96
-177.66
4
C
PHE
77
-37.87
-77.37
4
C
LEU
78
-34.08
-72.21
4
C
ASP
87
-157.61
53.45
4
C
ASP
88
-41.76
99.16
4
I
SER
149
-69.11
-70.87
4
I
ALA
150
157.41
-28.47
4
I
ALA
160
84.22
-50.65
4
I
ARG
161
-162.00
-44.86
5
C
ILE
4
-39.96
-31.89
5
C
GLU
14
-38.69
-34.64
5
C
ASN
18
-62.23
-72.69
5
C
GLU
19
-38.82
-30.02
5
C
ILE
26
-108.48
-67.93
5
C
ASP
33
-129.87
-76.45
5
C
THR
38
-38.82
-31.05
5
C
LEU
48
-96.90
-85.27
5
C
ASP
75
-81.23
-82.02
5
C
MET
80
-38.01
-70.33
5
C
VAL
82
-39.04
-29.12
5
C
ASP
87
175.23
-164.30
5
I
ALA
150
84.11
-10.53
5
I
LEU
157
-97.19
40.14
6
C
ASP
2
-108.47
66.41
6
C
ASP
33
-133.94
-89.82
6
C
ILE
36
-101.70
74.53
6
C
ASP
75
-105.61
-76.14
6
C
PHE
77
-54.74
-78.85
6
C
ASP
87
-154.80
77.09
6
I
ALA
150
83.10
-5.94
6
I
ALA
160
-168.47
-72.94
7
C
ASN
18
-45.86
-71.56
7
C
ASP
33
-156.31
-69.65
7
C
ASP
65
-69.70
59.88
7
C
ASP
73
-68.79
-156.54
7
C
ASP
75
-82.69
-80.85
7
C
LEU
78
-54.73
-77.32
7
C
VAL
79
-35.94
-36.45
7
C
ARG
83
-37.46
-33.46
7
C
ASP
87
179.51
36.91
7
C
ASP
88
-39.62
140.96
7
I
SER
149
-61.97
-89.92
7
I
ALA
150
159.72
-24.30
7
I
LEU
157
-158.91
65.94
7
I
ALA
160
-60.61
-72.50
8
C
ASP
2
87.74
-42.84
8
C
ILE
4
-37.98
-32.07
8
C
ASN
18
-60.45
-76.89
8
C
GLU
19
-39.50
-30.34
8
C
ASP
33
-160.91
-88.77
8
C
ASP
73
-61.16
-168.42
8
C
ASP
75
-104.56
-77.61
8
C
PHE
77
-56.17
-81.66
8
C
ASP
87
72.91
96.23
8
C
ASP
88
-41.53
156.23
8
I
SER
149
-96.89
-61.37
8
I
ALA
150
175.31
-33.10
9
C
GLU
15
-75.46
-76.67
9
C
ASN
18
-73.24
-73.87
9
C
GLU
19
-37.75
-34.75
9
C
ALA
31
-54.75
178.17
9
C
GLU
32
-100.17
-82.81
9
C
ASP
33
-43.27
-92.46
9
C
LEU
48
-75.78
-73.79
9
C
PRO
52
-79.39
-166.94
9
C
ASP
73
-54.38
-170.77
9
C
ASP
75
-98.30
-79.35
9
I
ILE
148
68.59
-74.97
9
I
SER
149
43.89
-90.33
9
I
ALA
150
161.53
-50.64
9
I
MET
154
-37.13
-37.36
9
I
LEU
158
-67.35
-79.33
9
I
ALA
160
61.73
-88.90
9
I
ALA
162
51.69
85.26
10
C
GLU
15
-61.21
-74.88
10
C
LEU
29
-39.43
117.96
10
C
ASP
33
-108.83
-69.86
10
C
LEU
48
-47.36
-86.68
10
C
ASP
73
-49.12
-173.11
10
C
ASP
75
-102.21
-82.81
10
C
PHE
77
-50.44
-70.52
10
C
MET
85
-38.00
-38.47
10
C
ASP
87
69.21
153.72
10
C
ASP
88
-56.78
109.98
10
I
SER
149
87.64
-39.34
10
I
ALA
150
84.38
-7.52
10
I
ALA
160
-162.77
62.46
10
I
ARG
161
-166.08
-42.10
10
I
ALA
162
162.91
173.64
11
C
ASP
2
-101.76
50.91
11
C
ILE
4
-38.69
-34.14
11
C
GLU
15
-49.60
-72.27
11
C
GLU
19
-38.52
-34.07
11
C
VAL
28
-146.25
46.10
11
C
GLU
32
-77.32
-71.08
11
C
SER
37
-127.69
-167.49
11
C
ASP
73
-68.85
-168.61
11
C
LYS
86
-101.44
-61.03
11
C
ASP
87
-102.62
50.79
11
C
ASP
88
-37.38
138.70
11
I
ILE
148
-88.93
45.48
11
I
ALA
150
84.90
-4.74
11
I
ALA
162
161.16
82.11
12
C
GLU
14
-37.74
-30.40
12
C
GLU
15
-59.81
-74.87
12
C
GLU
32
-100.36
-69.21
12
C
ASP
33
-101.03
-65.85
12
C
ASP
73
-55.12
-170.23
12
C
ASP
75
-71.11
-72.77
12
C
PHE
77
-43.01
-87.61
12
C
ASP
88
-46.79
100.82
12
I
LEU
157
-105.74
41.13
12
I
ALA
160
-57.04
105.21
13
C
ASP
2
-66.10
99.81
13
C
GLU
15
-69.27
-72.09
13
C
ALA
31
-59.30
175.17
13
C
GLU
32
-91.42
-77.84
13
C
ASP
33
-63.64
-89.35
13
C
LEU
48
-113.60
-81.65
13
C
ASP
73
-60.89
-170.52
13
C
PHE
77
-37.58
-71.98
13
C
LEU
78
-37.81
-76.94
13
C
LYS
86
-97.34
-69.25
13
C
ASP
87
-112.24
70.84
13
C
ASP
88
-52.80
87.14
13
I
ALA
150
87.36
-25.65
13
I
ALA
162
60.64
121.58
14
C
GLU
14
-39.56
-30.41
14
C
GLU
15
-59.40
-72.53
14
C
ASP
33
-135.51
-90.98
14
C
THR
38
-39.84
-35.02
14
C
LYS
39
-79.45
-72.20
14
C
ASP
73
-51.29
-177.54
14
C
ASP
75
-89.16
-83.00
14
C
ASP
87
176.20
97.28
14
I
LEU
157
-120.41
-72.24
15
C
LEU
12
-44.04
165.62
15
C
GLU
15
-53.33
-77.95
15
C
ASN
18
-62.50
-73.45
15
C
GLU
19
-39.83
-36.00
15
C
ASP
33
-107.64
-84.88
15
C
PHE
77
-50.07
-74.80
15
I
ILE
148
37.73
31.95
15
I
LEU
157
-148.33
45.93
15
I
ALA
162
-165.48
-65.47
16
C
ASP
3
-46.98
-70.22
16
C
ILE
4
-37.89
-32.34
16
C
LEU
12
-46.42
153.15
16
C
ASN
18
-83.25
-72.44
16
C
ASP
33
-97.73
-77.74
16
C
ASP
75
-91.10
-80.32
16
C
PHE
77
-51.99
-75.02
16
C
MET
85
-36.52
-31.73
16
C
ASP
87
76.92
71.31
16
I
ILE
148
62.95
103.53
16
I
ALA
150
84.26
-13.10
16
I
MET
154
-38.14
-34.34
16
I
ALA
162
-168.79
-54.93
17
C
ASP
2
178.86
61.07
17
C
ILE
4
-39.85
-30.79
17
C
GLU
15
-51.09
-71.81
17
C
LYS
17
-38.58
-37.80
17
C
ASN
18
-66.37
-72.68
17
C
ALA
31
-58.49
178.20
17
C
ASP
33
-105.00
-83.75
17
C
LEU
48
-121.58
-71.71
17
C
PRO
52
-79.95
-165.68
17
C
ASP
73
-60.02
-169.27
17
C
ASP
75
-102.82
-74.83
17
C
PHE
77
-55.99
-89.10
17
C
ASP
87
-154.82
76.14
17
I
ALA
150
87.62
-43.52
17
I
ALA
160
65.62
84.58
17
I
ALA
162
-70.80
-73.60
18
C
ASP
2
-111.66
59.33
18
C
LEU
12
-42.63
167.07
18
C
GLU
15
-60.07
-74.17
18
C
ASN
18
-70.63
-72.24
18
C
GLU
19
-38.86
-35.87
18
C
ALA
31
-53.31
-176.73
18
C
ASP
33
-137.33
-87.64
18
C
ASP
73
-54.62
-173.39
18
C
ASP
75
-98.53
-75.69
18
C
ASP
87
-165.07
119.28
18
I
ALA
150
86.50
-16.76
18
I
LEU
157
-88.36
-78.97
18
I
LEU
158
60.02
-85.35
18
I
ALA
160
66.05
-63.36
19
C
GLU
15
-67.74
-70.31
19
C
LYS
17
-37.78
-38.26
19
C
ASP
33
-131.88
-81.14
19
C
LEU
48
-45.07
-83.28
19
C
ASP
73
-70.13
-163.22
19
C
ASP
75
-101.67
-83.95
19
C
ASP
88
-41.50
166.62
19
I
ALA
150
81.39
-53.07
19
I
MET
154
-37.05
-32.12
19
I
LEU
157
-72.50
-77.71
19
I
ARG
161
-177.53
-71.65
20
C
ASP
2
-58.88
-162.65
20
C
GLU
19
-37.51
-39.95
20
C
ASP
33
-134.14
-93.88
20
C
ASN
51
-115.27
78.80
20
C
ASP
73
-48.92
-178.04
20
C
PHE
77
-37.91
-78.59
20
C
LEU
78
-34.00
-72.91
20
C
ASP
87
-156.63
60.57
20
I
ALA
150
85.77
-6.98
20
I
LEU
157
-150.53
34.74
20
I
ALA
160
-172.69
-60.22
20
I
ALA
162
-170.52
-169.00
21
C
ASP
2
173.80
-37.49
21
C
ASN
18
-64.35
-72.41
21
C
GLU
19
-39.01
-33.57
21
C
ASP
33
-113.04
-86.42
21
C
SER
37
-128.32
-163.04
21
C
ASP
73
-56.15
-172.57
21
C
ASP
75
-103.21
-71.37
21
C
VAL
82
-39.09
-32.60
21
C
ARG
83
-57.95
-75.08
21
C
ASP
87
-162.73
92.70
21
I
LEU
158
-52.88
88.87
21
I
ALA
160
67.96
-63.94
21
I
ARG
161
-87.55
-71.49
22
C
ASP
33
-126.30
-88.35
22
C
LEU
48
-82.08
-71.17
22
C
ASP
65
-93.66
52.41
22
C
ASP
73
-52.94
-173.35
22
C
ASP
75
-95.32
-79.67
22
C
PHE
77
-49.31
-80.32
22
C
ASP
87
65.71
111.05
22
C
ASP
88
-59.85
100.66
22
I
ILE
148
37.38
37.18
22
I
LEU
157
-92.80
38.79
22
I
ALA
162
58.60
111.73
23
C
ASP
2
-146.45
26.96
23
C
GLU
15
-49.78
-76.77
23
C
VAL
28
-144.53
27.14
23
C
ALA
31
-51.83
-169.94
23
C
ASP
33
-142.85
-81.47
23
C
ILE
36
-101.79
75.74
23
C
ASP
73
-54.47
-164.06
23
C
MET
80
-34.58
-36.23
23
C
ASP
87
-118.15
63.22
23
C
ASP
88
-55.99
175.87
23
I
SER
149
174.41
-50.23
23
I
ALA
150
-176.69
-48.97
23
I
LEU
157
-158.76
66.39
23
I
ALA
160
-42.40
-78.47
24
C
ASP
2
-100.21
68.83
24
C
GLU
14
-37.75
-37.87
24
C
ASP
33
-125.52
-85.80
24
C
ASP
75
-100.62
-82.26
24
C
PHE
77
-65.21
-77.33
24
C
ARG
83
-58.74
-76.68
24
C
MET
85
-40.89
-72.90
24
C
ASP
88
-48.67
102.69
24
I
ALA
150
83.80
-13.27
24
I
ARG
161
46.16
70.32
25
C
ASP
2
-89.99
39.99
25
C
ILE
4
-37.41
-33.23
25
C
LYS
6
-38.08
-36.05
25
C
ASN
18
-51.91
-74.01
25
C
ILE
26
-106.07
-66.92
25
C
ALA
31
-41.23
168.84
25
C
ASP
33
-105.92
-90.55
25
C
ASP
73
-69.43
-179.38
25
C
ASP
75
-72.50
-86.01
25
C
PHE
77
-53.01
-72.27
25
I
ARG
161
39.07
75.51
25
I
ALA
162
-166.98
60.94
26
C
GLU
15
-55.42
-73.04
26
C
VAL
28
-140.21
35.07
26
C
ASP
33
-116.12
-90.45
26
C
LEU
48
-54.72
-77.64
26
C
ASP
65
-67.69
60.61
26
C
ASP
73
-60.49
-166.66
26
C
ASP
75
-57.47
-80.65
26
C
VAL
79
-38.03
-37.91
26
I
LEU
158
-67.57
62.66
26
I
ALA
160
67.25
-72.76
26
I
ARG
161
-90.97
56.10
27
C
GLU
15
-57.66
-71.13
27
C
ASP
33
-140.05
-90.60
27
C
LEU
48
-84.38
-72.65
27
C
ASP
73
-55.29
-170.64
27
C
ASP
75
-90.36
-83.54
27
C
PHE
77
-65.98
-75.92
27
C
MET
80
-36.62
-32.53
27
C
LYS
86
-91.10
-69.57
27
C
ASP
87
-110.16
62.76
27
C
ASP
88
-42.22
164.28
27
I
ALA
150
167.68
-32.58
27
I
LEU
158
-97.04
54.09
27
I
ALA
162
67.64
-72.21
28
C
ALA
7
-56.69
-70.16
28
C
GLU
32
-42.30
-75.12
28
C
ASP
33
-103.72
-78.22
28
C
ILE
36
-106.43
77.64
28
C
SER
37
-67.28
-178.94
28
C
ASP
65
-66.12
79.45
28
C
ASP
73
-76.03
-168.95
28
C
ASP
75
-88.45
-87.30
28
C
PHE
77
-63.07
-72.87
28
C
MET
81
-76.38
-74.66
28
C
LYS
86
-142.23
-50.64
28
C
ASP
88
-48.71
93.93
28
I
ILE
148
-168.38
34.11
28
I
ALA
150
81.56
-6.28
28
I
MET
154
-37.72
-32.48
28
I
ALA
160
52.93
-89.24
28
I
ARG
161
-151.60
39.14
29
C
ASP
2
-102.39
66.40
29
C
ILE
4
-39.21
-31.64
29
C
GLU
15
-61.65
-72.70
29
C
ASN
18
-54.33
-72.46
29
C
GLU
19
-38.95
-36.69
29
C
VAL
28
-146.24
25.01
29
C
GLU
32
-42.82
-71.19
29
C
ASP
33
-109.40
-68.63
29
C
THR
38
-38.73
-34.38
29
C
ASP
65
-69.90
65.10
29
C
ASP
73
-55.59
-172.79
29
C
ASP
75
-101.18
-75.75
29
C
PHE
77
-52.15
-76.35
29
C
LYS
86
-90.46
-73.59
29
C
ASP
87
-99.21
56.10
29
I
ILE
148
50.65
77.62
29
I
SER
149
-113.08
-85.34
29
I
ALA
150
161.59
-49.77
30
C
LEU
12
-52.57
108.92
30
C
GLU
15
-42.14
-72.55
30
C
ASN
18
-67.81
-76.32
30
C
GLU
19
-39.18
-30.77
30
C
VAL
28
-142.93
26.86
30
C
ASP
33
-112.23
-82.83
30
C
LEU
41
-36.21
-39.71
30
C
ASP
65
-64.87
70.57
30
C
ASP
73
-57.16
-170.98
30
C
ASP
75
-83.90
-75.81
30
C
PHE
77
-49.37
-76.62
30
C
LYS
86
-142.11
16.90
30
C
ASP
87
160.30
59.14
30
C
ASP
88
-62.87
99.67
30
I
ALA
150
85.94
-16.06
30
I
LEU
157
-150.10
50.87
30
I
ALA
160
48.92
98.72
30
I
ARG
161
85.77
-66.86
Structure of the Regulatory N-domain of Human Cardiac Troponin C in Complex with Human Cardiac Troponin-I(147-163) and Bepridil
1
N
N
2
N
N
3
N
N
4
N
N
C
ASP
2
A
ASP
2
HELX_P
C
LEU
12
A
LEU
12
1
1
11
C
THR
13
A
THR
13
HELX_P
C
VAL
28
A
VAL
28
1
2
16
C
SER
37
A
SER
37
HELX_P
C
LEU
48
A
LEU
48
1
3
12
C
THR
53
A
THR
53
HELX_P
C
ASP
65
A
ASP
65
1
4
13
C
ASP
73
A
ASP
73
HELX_P
C
LYS
86
A
LYS
86
1
5
14
I
ALA
150
B
ALA
4
HELX_P
I
LEU
157
B
LEU
11
1
6
8
metalc
3.282
C
VAL
64
A
O
VAL
64
1_555
C
CA
93
C
CA
CA
1_555
metalc
2.778
C
ASP
65
A
OD1
ASP
65
1_555
C
CA
93
C
CA
CA
1_555
metalc
2.721
C
ASP
67
A
OD1
ASP
67
1_555
C
CA
93
C
CA
CA
1_555
metalc
2.209
C
SER
69
A
OG
SER
69
1_555
C
CA
93
C
CA
CA
1_555
metalc
2.786
C
THR
71
A
O
THR
71
1_555
C
CA
93
C
CA
CA
1_555
metalc
2.447
C
GLU
76
A
OE2
GLU
76
1_555
C
CA
93
C
CA
CA
1_555
metalc
2.768
C
GLU
76
A
OE1
GLU
76
1_555
C
CA
93
C
CA
CA
1_555
METAL BINDING PROTEIN, PROTEIN BINDING
muscle, cardiac troponin C-drug interaction, bepridil, cardiac troponin I-drug interaction, METAL BINDING PROTEIN, PROTEIN BINDING
TNNC1_HUMAN
UNP
1
1
P63316
MDDIYKAAVEQLTEEQKNEFKAAFDIFVLGAEDGCISTKELGKVMRMLGQNPTPEELQEMIDEVDEDGSGTVDFDEFLVM
MVRCMKDDS
TNNI3_HUMAN
UNP
2
148
P19429
RISADAMMQALLGARAK
1
89
1LXF
1
89
P63316
C
1
1
89
148
164
1LXF
147
163
P19429
I
2
1
17
BINDING SITE FOR RESIDUE CA C 93
C
CA
93
Software
6
BINDING SITE FOR RESIDUE BEP C 92
C
BEP
92
Software
13
C
VAL
64
A
VAL
64
6
1_555
C
ASP
65
A
ASP
65
6
1_555
C
ASP
67
A
ASP
67
6
1_555
C
SER
69
A
SER
69
6
1_555
C
THR
71
A
THR
71
6
1_555
C
GLU
76
A
GLU
76
6
1_555
C
PHE
27
A
PHE
27
13
1_555
C
LEU
41
A
LEU
41
13
1_555
C
MET
45
A
MET
45
13
1_555
C
LEU
48
A
LEU
48
13
1_555
C
MET
60
A
MET
60
13
1_555
C
ILE
61
A
ILE
61
13
1_555
C
VAL
72
A
VAL
72
13
1_555
C
PHE
77
A
PHE
77
13
1_555
C
MET
80
A
MET
80
13
1_555
C
MET
81
A
MET
81
13
1_555
C
CYS
84
A
CYS
84
13
1_555
I
ILE
148
B
ILE
2
13
1_555
I
MET
153
B
MET
7
13
1_555