1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Ferguson, A.D.
Amezcua, C.A.
Chelliah, Y.
Rosen, M.K.
Deisenhofer, J.
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
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 H10 N3 O2 1
156.162
y
HISTIDINE
L-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
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
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
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
Proc.Natl.Acad.Sci.Usa
PNASA6
0040
0027-8424
2
513
518
10.1073/pnas.0609887104
17197416
Signal transduction pathway of TonB-dependent transporters.
2006
10.2210/pdb1zzv/pdb
pdb_00001zzv
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
8367.117
Iron(III) dicitrate transport protein fecA
N-terminal residues
1
man
polymer
no
no
AQVNIAPGSLDKALNQYAAHSGFTLSVDASLTRGKQSNGLHGDYDVESGLQQLLDGSGLQVKPLGNNSWTLEPAPAPKED
AQVNIAPGSLDKALNQYAAHSGFTLSVDASLTRGKQSNGLHGDYDVESGLQQLLDGSGLQVKPLGNNSWTLEPAPAPKED
A
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
Escherichia
Escherichia
Escherichia coli
sample
fecA
562
Escherichia coli
469008
Escherichia coli BL21(DE3)
BL21-DE3
database_2
pdbx_struct_assembly
pdbx_struct_oper_list
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
1
0
2006-09-26
1
1
2008-04-30
1
2
2011-07-13
1
3
2022-03-09
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
homolog protein
RCSB
Y
RCSB
2005-06-14
REL
REL
structures with the lowest energy
1000
20
2D NOESY
3D_13C-separated_NOESY
3D_15N-separated_NOESY
HNHA
50mM NaCl
6
1
atm
298
K
simulated annealing
1
closest to average
1mM protein
50mM NaPi
Delaglio, F. et al
processing
NMRPipe
1.0
Varian
collection
VNMR
6.1C
Johnson, B. et al
data analysis
NMRView
5.2.2
Nilges, M. and O'Donoghue, S.I.
structure solution
ARIA
1.2
Nilges, M. and O'Donoghue, S.I.
refinement
ARIA
1.2
500
Varian
INOVA
600
Varian
INOVA
ALA
1
n
1
ALA
1
A
GLN
2
n
2
GLN
2
A
VAL
3
n
3
VAL
3
A
ASN
4
n
4
ASN
4
A
ILE
5
n
5
ILE
5
A
ALA
6
n
6
ALA
6
A
PRO
7
n
7
PRO
7
A
GLY
8
n
8
GLY
8
A
SER
9
n
9
SER
9
A
LEU
10
n
10
LEU
10
A
ASP
11
n
11
ASP
11
A
LYS
12
n
12
LYS
12
A
ALA
13
n
13
ALA
13
A
LEU
14
n
14
LEU
14
A
ASN
15
n
15
ASN
15
A
GLN
16
n
16
GLN
16
A
TYR
17
n
17
TYR
17
A
ALA
18
n
18
ALA
18
A
ALA
19
n
19
ALA
19
A
HIS
20
n
20
HIS
20
A
SER
21
n
21
SER
21
A
GLY
22
n
22
GLY
22
A
PHE
23
n
23
PHE
23
A
THR
24
n
24
THR
24
A
LEU
25
n
25
LEU
25
A
SER
26
n
26
SER
26
A
VAL
27
n
27
VAL
27
A
ASP
28
n
28
ASP
28
A
ALA
29
n
29
ALA
29
A
SER
30
n
30
SER
30
A
LEU
31
n
31
LEU
31
A
THR
32
n
32
THR
32
A
ARG
33
n
33
ARG
33
A
GLY
34
n
34
GLY
34
A
LYS
35
n
35
LYS
35
A
GLN
36
n
36
GLN
36
A
SER
37
n
37
SER
37
A
ASN
38
n
38
ASN
38
A
GLY
39
n
39
GLY
39
A
LEU
40
n
40
LEU
40
A
HIS
41
n
41
HIS
41
A
GLY
42
n
42
GLY
42
A
ASP
43
n
43
ASP
43
A
TYR
44
n
44
TYR
44
A
ASP
45
n
45
ASP
45
A
VAL
46
n
46
VAL
46
A
GLU
47
n
47
GLU
47
A
SER
48
n
48
SER
48
A
GLY
49
n
49
GLY
49
A
LEU
50
n
50
LEU
50
A
GLN
51
n
51
GLN
51
A
GLN
52
n
52
GLN
52
A
LEU
53
n
53
LEU
53
A
LEU
54
n
54
LEU
54
A
ASP
55
n
55
ASP
55
A
GLY
56
n
56
GLY
56
A
SER
57
n
57
SER
57
A
GLY
58
n
58
GLY
58
A
LEU
59
n
59
LEU
59
A
GLN
60
n
60
GLN
60
A
VAL
61
n
61
VAL
61
A
LYS
62
n
62
LYS
62
A
PRO
63
n
63
PRO
63
A
LEU
64
n
64
LEU
64
A
GLY
65
n
65
GLY
65
A
ASN
66
n
66
ASN
66
A
ASN
67
n
67
ASN
67
A
SER
68
n
68
SER
68
A
TRP
69
n
69
TRP
69
A
THR
70
n
70
THR
70
A
LEU
71
n
71
LEU
71
A
GLU
72
n
72
GLU
72
A
PRO
73
n
73
PRO
73
A
ALA
74
n
74
ALA
74
A
PRO
75
n
75
PRO
75
A
ALA
76
n
76
ALA
76
A
PRO
77
n
77
PRO
77
A
LYS
78
n
78
LYS
78
A
GLU
79
n
79
GLU
79
A
ASP
80
n
80
ASP
80
A
author_defined_assembly
1
monomeric
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
A
N
ILE
5
A
N
ILE
5
A
O
LEU
40
A
O
LEU
40
A
N
SER
26
A
N
SER
26
A
O
LEU
71
A
O
LEU
71
A
O
THR
70
A
O
THR
70
A
N
LYS
62
A
N
LYS
62
1
A
A
OD2
HG
ASP
SER
28
30
1.59
3
A
A
H
HA
GLN
ASP
2
43
1.15
8
A
A
H1
OD1
ALA
ASP
1
43
1.58
9
A
A
HB3
HD11
ASP
LEU
28
31
1.28
12
A
A
HD1
HH2
TYR
TRP
17
69
1.33
17
A
A
HG
OD2
SER
ASP
9
11
1.56
18
A
A
OD2
HG
ASP
SER
28
30
1.60
10
A
A
CE1
CZ
TYR
TYR
44
44
-0.099
0.013
1.381
1.282
N
10
A
A
CZ
CE2
TYR
TYR
44
44
0.086
0.013
1.381
1.467
N
1
A
PRO
7
-38.40
135.63
1
A
SER
9
174.04
148.25
1
A
ALA
29
-63.10
70.34
1
A
SER
30
-163.98
-49.08
1
A
ASN
38
-67.79
3.28
1
A
VAL
46
-51.97
-71.31
1
A
ASN
66
65.47
-82.07
1
A
ASN
67
-147.16
13.18
1
A
ALA
74
-162.58
62.00
1
A
PRO
75
-72.40
-75.72
1
A
ALA
76
-143.41
56.34
1
A
LYS
78
177.16
132.70
1
A
GLU
79
-89.02
47.77
2
A
SER
9
66.36
145.85
2
A
ALA
29
-62.79
60.87
2
A
SER
30
-165.28
-27.79
2
A
ASP
43
-101.35
76.61
2
A
ASN
66
-91.87
-74.07
2
A
ALA
74
-159.30
82.87
2
A
LYS
78
-162.55
70.79
3
A
SER
9
66.36
116.14
3
A
ALA
29
-64.68
66.74
3
A
SER
30
-170.28
-44.09
3
A
LYS
35
46.90
-165.84
3
A
VAL
46
-52.34
-71.57
3
A
ALA
74
-154.31
81.61
3
A
PRO
75
-77.51
-70.64
3
A
ALA
76
-141.99
59.39
3
A
LYS
78
69.05
116.98
3
A
GLU
79
-130.12
-60.91
4
A
GLN
2
65.93
149.03
4
A
PRO
7
-74.45
39.86
4
A
ALA
29
-65.21
60.04
4
A
SER
30
-166.38
-36.60
4
A
ASN
67
39.11
42.49
4
A
ALA
74
-165.23
87.32
4
A
PRO
75
-84.04
46.88
4
A
LYS
78
-81.89
-78.02
4
A
GLU
79
-142.62
26.43
5
A
VAL
46
-47.50
-73.08
5
A
ALA
74
175.78
103.76
5
A
PRO
75
-80.19
43.76
5
A
GLU
79
60.57
108.78
6
A
VAL
46
-49.79
-70.31
6
A
ASN
66
-59.98
-77.14
6
A
ASN
67
-167.10
56.08
6
A
ALA
74
179.82
88.42
6
A
PRO
75
-79.41
42.35
6
A
LYS
78
65.87
-168.78
7
A
PRO
7
-30.49
126.75
7
A
ALA
29
-64.05
64.80
7
A
SER
30
-170.91
-42.65
7
A
VAL
46
-53.03
-71.99
7
A
ALA
74
-161.19
78.24
7
A
PRO
75
-79.32
-72.17
7
A
LYS
78
-143.47
26.53
8
A
PRO
7
-75.23
34.16
8
A
SER
9
64.01
92.15
8
A
ALA
29
55.87
-90.86
8
A
SER
30
-171.32
56.22
8
A
ASN
66
-116.66
71.85
8
A
ALA
74
-166.06
80.76
8
A
PRO
75
-84.41
36.87
9
A
PRO
7
-72.17
36.87
9
A
SER
9
-177.78
101.75
9
A
SER
30
-165.57
69.99
9
A
ASN
66
-91.84
-79.80
9
A
ASN
67
-142.20
42.35
9
A
ALA
74
-169.14
73.20
9
A
PRO
75
-75.83
-75.51
10
A
PRO
7
-32.85
131.58
10
A
ALA
29
-63.04
65.17
10
A
SER
30
-172.68
-28.75
10
A
ASN
67
72.35
-26.43
10
A
ALA
74
176.48
123.11
10
A
PRO
75
-84.64
37.43
11
A
PRO
7
-33.30
130.39
11
A
ALA
29
-65.62
49.75
11
A
SER
30
-161.53
-28.12
11
A
THR
32
-96.38
52.55
11
A
ASN
66
-86.32
-158.66
11
A
ASN
67
-81.70
49.37
11
A
ALA
74
178.70
106.48
11
A
PRO
75
-83.31
-82.78
11
A
ALA
76
-151.14
62.20
12
A
PRO
7
-39.33
129.38
12
A
ALA
29
-65.16
57.97
12
A
SER
30
-173.04
-28.61
12
A
ASN
67
58.93
12.16
12
A
ALA
74
-163.83
73.57
12
A
PRO
75
-85.92
-136.15
12
A
ALA
76
-113.56
70.71
12
A
GLU
79
-155.45
60.69
13
A
SER
9
66.98
138.92
13
A
ALA
29
-60.33
78.57
13
A
SER
30
-165.83
-38.19
13
A
VAL
46
-51.70
-71.00
13
A
ASN
66
-77.15
-89.39
13
A
ASN
67
-146.69
24.85
13
A
ALA
74
-172.93
94.99
13
A
PRO
75
-80.73
35.41
14
A
SER
9
67.81
126.81
14
A
THR
32
-99.31
40.78
14
A
ALA
74
-167.88
92.02
14
A
PRO
75
-79.28
-78.68
14
A
PRO
77
-94.78
30.15
15
A
PRO
7
-69.60
49.91
15
A
ALA
29
-61.48
76.67
15
A
SER
30
-159.38
-50.31
15
A
THR
32
-93.70
59.08
15
A
ASN
66
-61.18
-76.03
15
A
ASN
67
-155.93
53.14
16
A
GLN
2
67.91
120.54
16
A
PRO
7
-36.97
130.49
16
A
ALA
29
-60.14
82.77
16
A
SER
30
-172.44
-45.40
16
A
VAL
46
-50.44
-70.31
16
A
ASP
55
-68.15
94.58
16
A
ASN
66
-128.21
-157.87
16
A
ASN
67
-77.07
45.48
16
A
ALA
74
-152.07
75.64
16
A
PRO
75
-87.34
35.64
17
A
PRO
7
-38.48
135.53
17
A
ALA
29
-63.17
67.70
17
A
SER
30
-170.62
-34.48
17
A
THR
32
-93.70
36.85
17
A
ASP
55
-66.72
93.87
17
A
ALA
74
-164.05
76.35
17
A
PRO
75
-87.10
-90.36
17
A
ALA
76
-116.60
68.64
17
A
PRO
77
-92.76
50.72
18
A
SER
9
66.44
131.49
18
A
ALA
29
-61.70
70.67
18
A
SER
30
-168.64
-42.96
18
A
VAL
46
-46.85
-70.04
18
A
ASN
66
-89.63
-77.90
18
A
ALA
74
-151.19
89.38
18
A
PRO
75
-88.14
-80.43
18
A
GLU
79
-98.67
52.43
19
A
ALA
29
-60.31
77.27
19
A
SER
30
-175.47
-31.41
19
A
THR
32
-92.39
58.28
19
A
LYS
35
50.82
94.30
19
A
VAL
46
-53.09
-71.81
19
A
ASN
67
75.25
-36.87
19
A
ALA
74
-163.15
76.82
19
A
LYS
78
-126.84
-54.58
19
A
GLU
79
-156.85
26.64
20
A
ALA
29
-62.37
76.63
20
A
SER
30
-166.84
-52.21
20
A
VAL
46
-54.58
-71.99
20
A
ASN
66
-106.95
41.65
20
A
ALA
74
-172.82
85.93
20
A
PRO
75
-80.37
-91.17
20
A
PRO
77
-87.61
39.25
Solution NMR Structure of the Periplasmic Signaling Domain of the Outer Membrane Iron Transporter FecA from Escherichia coli.
1
N
N
A
SER
9
A
SER
9
HELX_P
A
GLY
22
A
GLY
22
1
1
14
A
ASP
45
A
ASP
45
HELX_P
A
LEU
54
A
LEU
54
1
2
10
MEMBRANE PROTEIN, METAL TRANSPORT
membrane protein, metal transport, protein NMR
FECA_ECOLI
UNP
1
34
P13036
AQVNIAPGSLDKALNQYAAHSGFTLSVDASLTRGKQSNGLHGDYDVESGLQQLLDGSGLQVKPLGNNSWTLEPAPAPKED
34
113
1ZZV
1
80
P13036
A
1
1
80
2
3
anti-parallel
parallel
anti-parallel
A
VAL
3
A
VAL
3
A
ILE
5
A
ILE
5
A
LEU
40
A
LEU
40
A
GLY
42
A
GLY
42
A
LEU
25
A
LEU
25
A
SER
26
A
SER
26
A
SER
68
A
SER
68
A
GLU
72
A
GLU
72
A
GLN
60
A
GLN
60
A
GLY
65
A
GLY
65