1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Falzone, C.J.
Wang, Y.
Vu, B.C.
Scott, N.L.
Bhattacharya, S.
Lecomte, J.T.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
1
90.00
90.00
90.00
1.000
1.000
1.000
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
Biochemistry
BICHAW
0033
0006-2960
40
4879
4891
10.1021/bi002681g
11294656
Structural and dynamic perturbations induced by heme binding in cytochrome b5.
2001
US
Biochemistry
BICHAW
0033
0006-2960
35
6519
6526
10.1021/bi960501q
Design Challenges for Hemoproteins: The Solution Structure of Apocytochrome b5
1996
10.2210/pdb1i8c/pdb
pdb_00001i8c
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
11229.305
CYTOCHROME B5
WATER-SOLUBLE DOMAIN (RESIDUES 1-98)
1
man
polymer
APOCYTOCHROME B5
no
no
AEQSDKDVKYYTLEEIQKHKDSKSTWVILHHKVYDLTKFLEEHPGGEEVLREQAGGDATENFEDVGHSTDARELSKTYII
GELHPDDRSKIAKPSETL
AEQSDKDVKYYTLEEIQKHKDSKSTWVILHHKVYDLTKFLEEHPGGEEVLREQAGGDATENFEDVGHSTDARELSKTYII
GELHPDDRSKIAKPSETL
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Norway rat
Rattus
Escherichia
Escherichia coli
sample
10116
Rattus norvegicus
469008
Escherichia coli BL21(DE3)
BL21(DE3)
PLASMID
PET3D
database_2
pdbx_nmr_software
pdbx_nmr_spectrometer
pdbx_struct_assembly
pdbx_struct_oper_list
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
1
0
2001-05-16
1
1
2008-04-27
1
2
2011-07-13
1
3
2022-02-23
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_nmr_software.name
_pdbx_nmr_spectrometer.model
ensemble of 20 conformers from which this average was calculated
RCSB
Y
RCSB
2001-03-13
REL
The amino acid sequence numbering follows the bovine scheme, with the first four residues given negative values. These four residues are disordered and not included in the coordinates.
structures with the lowest energy
100
1
3D_13C-separated_NOESY
3D_15N-separated_NOESY
2D-NOESY
2D-NOESY
low
6.2
ambient
298
K
His 26, 27, 39, 63, and 80 were protonated at the NE2 position in accordance to 15N NMR data. His 15 has a high pK and was protonated at the ND1 and NE2 positions. Additional details are provided in the primary citation.
distance geometry simulated annealing molecular dynamics
1 mM apocytochrome b5, 13C,15N
90% H2O/10% D2O
1 mM apocytochrome b5, 15N
90% H2O/10% D2O
2 mM apocytochrome b5
90% H2O/10% D2O
2 mM apocytochrome b5
100% D2O
Bruker
collection
XwinNMR
2.5
MSI
processing
Felix
97
MSI
data analysis
Felix
97
Brunger
structure solution
X-PLOR
3.851
Brunger
refinement
X-PLOR
3.851
500
Bruker
AMX
600
Bruker
AVANCE
n
1
-3
A
n
2
-2
A
n
3
-1
A
n
4
0
A
ASP
1
n
5
ASP
1
A
LYS
2
n
6
LYS
2
A
ASP
3
n
7
ASP
3
A
VAL
4
n
8
VAL
4
A
LYS
5
n
9
LYS
5
A
TYR
6
n
10
TYR
6
A
TYR
7
n
11
TYR
7
A
THR
8
n
12
THR
8
A
LEU
9
n
13
LEU
9
A
GLU
10
n
14
GLU
10
A
GLU
11
n
15
GLU
11
A
ILE
12
n
16
ILE
12
A
GLN
13
n
17
GLN
13
A
LYS
14
n
18
LYS
14
A
HIS
15
n
19
HIS
15
A
LYS
16
n
20
LYS
16
A
ASP
17
n
21
ASP
17
A
SER
18
n
22
SER
18
A
LYS
19
n
23
LYS
19
A
SER
20
n
24
SER
20
A
THR
21
n
25
THR
21
A
TRP
22
n
26
TRP
22
A
VAL
23
n
27
VAL
23
A
ILE
24
n
28
ILE
24
A
LEU
25
n
29
LEU
25
A
HIS
26
n
30
HIS
26
A
HIS
27
n
31
HIS
27
A
LYS
28
n
32
LYS
28
A
VAL
29
n
33
VAL
29
A
TYR
30
n
34
TYR
30
A
ASP
31
n
35
ASP
31
A
LEU
32
n
36
LEU
32
A
THR
33
n
37
THR
33
A
LYS
34
n
38
LYS
34
A
PHE
35
n
39
PHE
35
A
LEU
36
n
40
LEU
36
A
GLU
37
n
41
GLU
37
A
GLU
38
n
42
GLU
38
A
HIS
39
n
43
HIS
39
A
PRO
40
n
44
PRO
40
A
GLY
41
n
45
GLY
41
A
GLY
42
n
46
GLY
42
A
GLU
43
n
47
GLU
43
A
GLU
44
n
48
GLU
44
A
VAL
45
n
49
VAL
45
A
LEU
46
n
50
LEU
46
A
ARG
47
n
51
ARG
47
A
GLU
48
n
52
GLU
48
A
GLN
49
n
53
GLN
49
A
ALA
50
n
54
ALA
50
A
GLY
51
n
55
GLY
51
A
GLY
52
n
56
GLY
52
A
ASP
53
n
57
ASP
53
A
ALA
54
n
58
ALA
54
A
THR
55
n
59
THR
55
A
GLU
56
n
60
GLU
56
A
ASN
57
n
61
ASN
57
A
PHE
58
n
62
PHE
58
A
GLU
59
n
63
GLU
59
A
ASP
60
n
64
ASP
60
A
VAL
61
n
65
VAL
61
A
GLY
62
n
66
GLY
62
A
HIS
63
n
67
HIS
63
A
SER
64
n
68
SER
64
A
THR
65
n
69
THR
65
A
ASP
66
n
70
ASP
66
A
ALA
67
n
71
ALA
67
A
ARG
68
n
72
ARG
68
A
GLU
69
n
73
GLU
69
A
LEU
70
n
74
LEU
70
A
SER
71
n
75
SER
71
A
LYS
72
n
76
LYS
72
A
THR
73
n
77
THR
73
A
TYR
74
n
78
TYR
74
A
ILE
75
n
79
ILE
75
A
ILE
76
n
80
ILE
76
A
GLY
77
n
81
GLY
77
A
GLU
78
n
82
GLU
78
A
LEU
79
n
83
LEU
79
A
HIS
80
n
84
HIS
80
A
PRO
81
n
85
PRO
81
A
ASP
82
n
86
ASP
82
A
ASP
83
n
87
ASP
83
A
ARG
84
n
88
ARG
84
A
SER
85
n
89
SER
85
A
LYS
86
n
90
LYS
86
A
ILE
87
n
91
ILE
87
A
ALA
88
n
92
ALA
88
A
LYS
89
n
93
LYS
89
A
PRO
90
n
94
PRO
90
A
SER
91
n
95
SER
91
A
GLU
92
n
96
GLU
92
A
THR
93
n
97
THR
93
A
LEU
94
n
98
LEU
94
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
TYR
7
A
N
TYR
11
A
O
GLU
78
A
O
GLU
82
A
O
GLY
77
A
O
GLY
81
A
N
VAL
29
A
N
VAL
33
A
N
TYR
30
A
N
TYR
34
A
O
VAL
23
A
O
VAL
27
1
A
ALA
-3
A
ALA
1
1
Y
1
A
GLU
-2
A
GLU
2
1
Y
1
A
GLN
-1
A
GLN
3
1
Y
1
A
SER
0
A
SER
4
1
Y
1
A
LYS
2
56.38
-86.21
1
A
ASP
3
-60.48
-176.65
1
A
LYS
16
-76.15
-71.82
1
A
SER
18
45.76
-91.00
1
A
LYS
19
-168.54
-40.84
1
A
TRP
22
-107.69
79.43
1
A
LEU
25
-93.53
-74.18
1
A
HIS
27
-136.28
-42.75
1
A
ASP
31
-102.09
74.86
1
A
PRO
40
-53.00
92.62
1
A
GLU
43
-132.55
-59.55
1
A
LEU
46
-59.60
105.39
1
A
GLU
48
67.05
-63.14
1
A
GLN
49
54.45
81.09
1
A
ALA
50
-167.45
-41.11
1
A
ASP
53
-167.28
-63.02
1
A
ASP
60
-101.83
-76.51
1
A
HIS
63
-147.33
-50.32
1
A
SER
64
57.74
-84.24
1
A
SER
71
-65.62
81.50
1
A
LYS
72
-169.31
-41.03
1
A
TYR
74
-90.30
48.77
1
A
SER
85
-90.34
-89.19
1
A
LYS
86
-178.97
94.25
1
A
ALA
88
-68.44
76.12
1
A
PRO
90
-52.02
-176.79
1
A
SER
91
-59.59
-79.12
1
A
GLU
92
-172.04
34.80
SOLUTION STRUCTURE OF THE WATER-SOLUBLE FRAGMENT OF RAT HEPATIC APOCYTOCHROME B5
1
N
N
A
THR
8
A
THR
12
HELX_P
A
GLN
13
A
GLN
17
1
1
6
A
LEU
32
A
LEU
36
HELX_P
A
HIS
39
A
HIS
43
1
2
8
A
HIS
80
A
HIS
84
HELX_P
A
SER
85
A
SER
89
1
3
6
ELECTRON TRANSPORT
apo hemoprotein, ELECTRON TRANSPORT
CYB5_RAT
UNP
1
1
P00173
AEQSDKDVKYYTLEEIQKHKDSKSTWVILHHKVYDLTKFLEEHPGGEEVLREQAGGDATENFEDVGHSTDARELSKTYII
GELHPDDRSKIAKPSETL
1
98
1I8C
-3
94
P00173
A
1
1
98
4
parallel
anti-parallel
anti-parallel
A
TYR
6
A
TYR
10
A
TYR
7
A
TYR
11
A
GLY
77
A
GLY
81
A
LEU
79
A
LEU
83
A
LYS
28
A
LYS
32
A
ASP
31
A
ASP
35
A
TRP
22
A
TRP
26
A
ILE
24
A
ILE
28
1
P 1