0.012392
0.007154
0.000000
0.000000
0.014309
0.000000
0.000000
0.000000
0.026596
0.00000
0.00000
0.00000
Turkenburg, M.G.W.
Whittingham, J.L.
Dodson, G.G.
Dodson, E.J.
Xiao, B.
Bentley, G.A.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
18
90.00
90.00
120.00
80.700
80.700
37.600
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
Cl -1
35.453
CHLORIDE 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 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
H2 O
18.015
WATER
non-polymer
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
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
Zn 2
65.409
ZINC ION
non-polymer
UK
Nature
NATUAS
0006
0028-0836
261
166
168
10.1038/261166a0
1272390
Structure of insulin in 4-zinc insulin.
1976
US
Biopolymers
BIPMAA
0161
0006-3525
32
441
The Structure of a Rhombohedral R6 Insulin Hexamer that Binds Phenol
1992
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
228
1163
Role of B13 Glu in Insulin Assembly. The Hexamer Structure of Recombinant Mutant (B13 Glu-->Gln) Insulin
1992
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
220
425
X-Ray Analysis of the Single Chain B29-A1 Peptide-Linked Insulin Molecule. A Completely Inactive Analogue
1991
UK
Nature
NATUAS
0006
0028-0836
338
594
Phenol Stabilizes More Helix in a New Symmetrical Zinc Insulin Hexamer
1989
US
Biochemistry
BICHAW
0033
0006-2960
28
4427
Comparison of Solution Structural Flexibility and Zinc Binding Domains for Insulin, Proinsulin, and Miniproinsulin
1989
UK
Philos.Trans.R.Soc.London,Ser.B
PTRBAE
0441
0080-4622
319
369
The Structure of 2Zn Pig Insulin Crystals at 1.5 A Resolution
1988
US
Proc.Natl.Acad.Sci.USA
PNASA6
0040
0027-8424
81
7093
Structural Stability in the 4-Zinc Human Insulin Hexamer
1984
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
126
871
Rhombohedral Insulin Crystal Transformation
1978
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
x-ray
1
1.0
2383.698
INSULIN
2
nat
polymer
3403.927
INSULIN
2
nat
polymer
65.409
ZINC ION
3
syn
non-polymer
35.453
CHLORIDE ION
3
syn
non-polymer
18.015
water
103
nat
water
no
no
GIVEQCCTSICSLYQLENYCN
GIVEQCCTSICSLYQLENYCN
A,C
polypeptide(L)
no
no
FVNQHLCGSHLVEALYLVCGERGFFYTPKA
FVNQHLCGSHLVEALYLVCGERGFFYTPKA
B,D
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
pig
Sus
sample
9823
Sus scrofa
pig
Sus
sample
9823
Sus scrofa
2.04
39.56
pdbx_database_status
struct_conf
struct_conf_type
pdbx_distant_solvent_atoms
pdbx_struct_special_symmetry
struct_biol
struct_conn
struct_conn_type
repository
Initial release
Version format compliance
Version format compliance
Derived calculations
Other
Advisory
Data collection
Derived calculations
1
0
1998-01-28
1
1
2008-03-03
1
2
2011-07-13
1
3
2017-11-29
1
4
2018-07-04
_pdbx_database_status.process_site
CUBIC INSULIN. THE STRUCTURE HAS A SYMMETRICAL DIMER IN T2 CONFORMATION
Y
BNL
1997-09-23
REL
1
B
O
HOH
37
9.15
1
C
O
HOH
41
7.54
1
C
O
HOH
42
6.14
ZN
ZINC ION
CL
CHLORIDE ION
HOH
water
THE QUASI-TWO-FOLD SYMMETRY BREAKS DOWN MOST SERIOUSLY AT
RESIDUES
PHE B 1 TO CYS B 7 AND PHE D 1 TO CYS D 7
PHE B 25 AND PHE D 25
ZN
2
3
ZN
ZN
31
B
ZN
3
3
ZN
ZN
32
B
CL
4
4
CL
CL
33
B
CL
5
4
CL
CL
34
B
CL
6
4
CL
CL
35
B
ZN
1
3
ZN
ZN
31
D
HOH
9
5
HOH
HOH
22
A
HOH
13
5
HOH
HOH
23
A
HOH
14
5
HOH
HOH
24
A
HOH
17
5
HOH
HOH
25
A
HOH
19
5
HOH
HOH
26
A
HOH
26
5
HOH
HOH
27
A
HOH
29
5
HOH
HOH
28
A
HOH
37
5
HOH
HOH
29
A
HOH
38
5
HOH
HOH
30
A
HOH
49
5
HOH
HOH
31
A
HOH
53
5
HOH
HOH
32
A
HOH
57
5
HOH
HOH
33
A
HOH
58
5
HOH
HOH
34
A
HOH
62
5
HOH
HOH
35
A
HOH
63
5
HOH
HOH
36
A
HOH
65
5
HOH
HOH
37
A
HOH
66
5
HOH
HOH
38
A
HOH
67
5
HOH
HOH
39
A
HOH
70
5
HOH
HOH
40
A
HOH
73
5
HOH
HOH
41
A
HOH
74
5
HOH
HOH
42
A
HOH
75
5
HOH
HOH
43
A
HOH
79
5
HOH
HOH
44
A
HOH
81
5
HOH
HOH
45
A
HOH
86
5
HOH
HOH
46
A
HOH
91
5
HOH
HOH
47
A
HOH
92
5
HOH
HOH
48
A
HOH
100
5
HOH
HOH
49
A
HOH
3
5
HOH
HOH
36
B
HOH
4
5
HOH
HOH
37
B
HOH
6
5
HOH
HOH
38
B
HOH
8
5
HOH
HOH
39
B
HOH
21
5
HOH
HOH
40
B
HOH
25
5
HOH
HOH
41
B
HOH
31
5
HOH
HOH
42
B
HOH
32
5
HOH
HOH
43
B
HOH
34
5
HOH
HOH
44
B
HOH
35
5
HOH
HOH
45
B
HOH
36
5
HOH
HOH
46
B
HOH
41
5
HOH
HOH
47
B
HOH
48
5
HOH
HOH
48
B
HOH
55
5
HOH
HOH
49
B
HOH
78
5
HOH
HOH
50
B
HOH
88
5
HOH
HOH
51
B
HOH
90
5
HOH
HOH
52
B
HOH
97
5
HOH
HOH
53
B
HOH
99
5
HOH
HOH
54
B
HOH
102
5
HOH
HOH
55
B
HOH
2
5
HOH
HOH
22
C
HOH
10
5
HOH
HOH
23
C
HOH
18
5
HOH
HOH
24
C
HOH
23
5
HOH
HOH
25
C
HOH
30
5
HOH
HOH
26
C
HOH
39
5
HOH
HOH
27
C
HOH
46
5
HOH
HOH
28
C
HOH
47
5
HOH
HOH
29
C
HOH
52
5
HOH
HOH
30
C
HOH
54
5
HOH
HOH
31
C
HOH
56
5
HOH
HOH
32
C
HOH
59
5
HOH
HOH
33
C
HOH
61
5
HOH
HOH
34
C
HOH
68
5
HOH
HOH
35
C
HOH
69
5
HOH
HOH
36
C
HOH
71
5
HOH
HOH
37
C
HOH
82
5
HOH
HOH
38
C
HOH
83
5
HOH
HOH
39
C
HOH
84
5
HOH
HOH
40
C
HOH
89
5
HOH
HOH
41
C
HOH
94
5
HOH
HOH
42
C
HOH
95
5
HOH
HOH
43
C
HOH
101
5
HOH
HOH
44
C
HOH
1
5
HOH
HOH
32
D
HOH
5
5
HOH
HOH
33
D
HOH
7
5
HOH
HOH
34
D
HOH
11
5
HOH
HOH
35
D
HOH
12
5
HOH
HOH
36
D
HOH
15
5
HOH
HOH
37
D
HOH
16
5
HOH
HOH
38
D
HOH
20
5
HOH
HOH
39
D
HOH
22
5
HOH
HOH
40
D
HOH
24
5
HOH
HOH
41
D
HOH
27
5
HOH
HOH
42
D
HOH
28
5
HOH
HOH
43
D
HOH
33
5
HOH
HOH
44
D
HOH
40
5
HOH
HOH
45
D
HOH
42
5
HOH
HOH
46
D
HOH
43
5
HOH
HOH
47
D
HOH
44
5
HOH
HOH
48
D
HOH
45
5
HOH
HOH
49
D
HOH
50
5
HOH
HOH
50
D
HOH
51
5
HOH
HOH
51
D
HOH
60
5
HOH
HOH
52
D
HOH
64
5
HOH
HOH
53
D
HOH
72
5
HOH
HOH
54
D
HOH
76
5
HOH
HOH
55
D
HOH
77
5
HOH
HOH
56
D
HOH
80
5
HOH
HOH
57
D
HOH
85
5
HOH
HOH
58
D
HOH
87
5
HOH
HOH
59
D
HOH
93
5
HOH
HOH
60
D
HOH
96
5
HOH
HOH
61
D
HOH
98
5
HOH
HOH
62
D
HOH
103
5
HOH
HOH
63
D
GLY
1
n
1
GLY
1
A
ILE
2
n
2
ILE
2
A
VAL
3
n
3
VAL
3
A
GLU
4
n
4
GLU
4
A
GLN
5
n
5
GLN
5
A
CYS
6
n
6
CYS
6
A
CYS
7
n
7
CYS
7
A
THR
8
n
8
THR
8
A
SER
9
n
9
SER
9
A
ILE
10
n
10
ILE
10
A
CYS
11
n
11
CYS
11
A
SER
12
n
12
SER
12
A
LEU
13
n
13
LEU
13
A
TYR
14
n
14
TYR
14
A
GLN
15
n
15
GLN
15
A
LEU
16
n
16
LEU
16
A
GLU
17
n
17
GLU
17
A
ASN
18
n
18
ASN
18
A
TYR
19
n
19
TYR
19
A
CYS
20
n
20
CYS
20
A
ASN
21
n
21
ASN
21
A
PHE
1
n
1
PHE
1
B
VAL
2
n
2
VAL
2
B
ASN
3
n
3
ASN
3
B
GLN
4
n
4
GLN
4
B
HIS
5
n
5
HIS
5
B
LEU
6
n
6
LEU
6
B
CYS
7
n
7
CYS
7
B
GLY
8
n
8
GLY
8
B
SER
9
n
9
SER
9
B
HIS
10
n
10
HIS
10
B
LEU
11
n
11
LEU
11
B
VAL
12
n
12
VAL
12
B
GLU
13
n
13
GLU
13
B
ALA
14
n
14
ALA
14
B
LEU
15
n
15
LEU
15
B
TYR
16
n
16
TYR
16
B
LEU
17
n
17
LEU
17
B
VAL
18
n
18
VAL
18
B
CYS
19
n
19
CYS
19
B
GLY
20
n
20
GLY
20
B
GLU
21
n
21
GLU
21
B
ARG
22
n
22
ARG
22
B
GLY
23
n
23
GLY
23
B
PHE
24
n
24
PHE
24
B
PHE
25
n
25
PHE
25
B
TYR
26
n
26
TYR
26
B
THR
27
n
27
THR
27
B
PRO
28
n
28
PRO
28
B
LYS
29
n
29
LYS
29
B
ALA
30
n
30
ALA
30
B
GLY
1
n
1
GLY
1
C
ILE
2
n
2
ILE
2
C
VAL
3
n
3
VAL
3
C
GLU
4
n
4
GLU
4
C
GLN
5
n
5
GLN
5
C
CYS
6
n
6
CYS
6
C
CYS
7
n
7
CYS
7
C
THR
8
n
8
THR
8
C
SER
9
n
9
SER
9
C
ILE
10
n
10
ILE
10
C
CYS
11
n
11
CYS
11
C
SER
12
n
12
SER
12
C
LEU
13
n
13
LEU
13
C
TYR
14
n
14
TYR
14
C
GLN
15
n
15
GLN
15
C
LEU
16
n
16
LEU
16
C
GLU
17
n
17
GLU
17
C
ASN
18
n
18
ASN
18
C
TYR
19
n
19
TYR
19
C
CYS
20
n
20
CYS
20
C
ASN
21
n
21
ASN
21
C
PHE
1
n
1
PHE
1
D
VAL
2
n
2
VAL
2
D
ASN
3
n
3
ASN
3
D
GLN
4
n
4
GLN
4
D
HIS
5
n
5
HIS
5
D
LEU
6
n
6
LEU
6
D
CYS
7
n
7
CYS
7
D
GLY
8
n
8
GLY
8
D
SER
9
n
9
SER
9
D
HIS
10
n
10
HIS
10
D
LEU
11
n
11
LEU
11
D
VAL
12
n
12
VAL
12
D
GLU
13
n
13
GLU
13
D
ALA
14
n
14
ALA
14
D
LEU
15
n
15
LEU
15
D
TYR
16
n
16
TYR
16
D
LEU
17
n
17
LEU
17
D
VAL
18
n
18
VAL
18
D
CYS
19
n
19
CYS
19
D
GLY
20
n
20
GLY
20
D
GLU
21
n
21
GLU
21
D
ARG
22
n
22
ARG
22
D
GLY
23
n
23
GLY
23
D
PHE
24
n
24
PHE
24
D
PHE
25
n
25
PHE
25
D
TYR
26
n
26
TYR
26
D
THR
27
n
27
THR
27
D
PRO
28
n
28
PRO
28
D
LYS
29
n
29
LYS
29
D
ALA
30
n
30
ALA
30
D
author_and_software_defined_assembly
PISA
2
dimeric
author_and_software_defined_assembly
PISA
2
dimeric
software_defined_assembly
PISA
12
dodecameric
software_defined_assembly
PISA
12
dodecameric
software_defined_assembly
PISA
4
tetrameric
software_defined_assembly
PISA
4
tetrameric
software_defined_assembly
PISA
6
hexameric
software_defined_assembly
PISA
6
hexameric
1570
-58
4010
1600
-14
3480
19450
-459
12890
13820
-398
18510
4130
-89
6540
4560
-81
6110
7040
-290
9940
5400
-94
9950
D
HIS
10
D
NE2
HIS
10
1_555
D
ZN
31
J
ZN
ZN
1_555
D
HOH
32
N
O
HOH
1_555
96.3
D
HIS
10
D
NE2
HIS
10
1_555
D
ZN
31
J
ZN
ZN
1_555
D
HOH
32
N
O
HOH
2_555
152.7
D
HOH
32
N
O
HOH
1_555
D
ZN
31
J
ZN
ZN
1_555
D
HOH
32
N
O
HOH
2_555
63.0
D
HIS
10
D
NE2
HIS
10
1_555
D
ZN
31
J
ZN
ZN
1_555
D
HOH
32
N
O
HOH
3_555
92.3
D
HOH
32
N
O
HOH
1_555
D
ZN
31
J
ZN
ZN
1_555
D
HOH
32
N
O
HOH
3_555
63.0
D
HOH
32
N
O
HOH
2_555
D
ZN
31
J
ZN
ZN
1_555
D
HOH
32
N
O
HOH
3_555
63.0
D
HIS
10
D
NE2
HIS
10
1_555
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
2_555
102.5
D
HOH
32
N
O
HOH
1_555
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
2_555
92.3
D
HOH
32
N
O
HOH
2_555
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
2_555
96.3
D
HOH
32
N
O
HOH
3_555
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
2_555
152.7
D
HIS
10
D
NE2
HIS
10
1_555
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
3_555
102.5
D
HOH
32
N
O
HOH
1_555
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
3_555
152.7
D
HOH
32
N
O
HOH
2_555
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
3_555
92.3
D
HOH
32
N
O
HOH
3_555
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
3_555
96.3
D
HIS
10
D
NE2
HIS
10
2_555
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
3_555
102.5
B
HIS
10
B
B
NE2
HIS
10
1_555
B
ZN
31
E
ZN
ZN
1_555
B
CL
33
G
CL
CL
1_555
114.3
B
HIS
10
B
B
NE2
HIS
10
1_555
B
ZN
31
E
ZN
ZN
1_555
B
CL
33
G
CL
CL
2_555
114.3
B
CL
33
G
CL
CL
1_555
B
ZN
31
E
ZN
ZN
1_555
B
CL
33
G
CL
CL
2_555
0.0
B
HIS
10
B
B
NE2
HIS
10
1_555
B
ZN
31
E
ZN
ZN
1_555
B
CL
33
G
CL
CL
3_555
114.3
B
CL
33
G
CL
CL
1_555
B
ZN
31
E
ZN
ZN
1_555
B
CL
33
G
CL
CL
3_555
0.0
B
CL
33
G
CL
CL
2_555
B
ZN
31
E
ZN
ZN
1_555
B
CL
33
G
CL
CL
3_555
0.0
B
HIS
10
A
B
NE2
HIS
10
1_555
B
ZN
32
F
ZN
ZN
1_555
B
CL
34
H
CL
CL
1_555
105.3
B
HIS
10
A
B
NE2
HIS
10
1_555
B
ZN
32
F
ZN
ZN
1_555
B
CL
35
I
CL
CL
1_555
105.2
B
CL
34
H
CL
CL
1_555
B
ZN
32
F
ZN
ZN
1_555
B
CL
35
I
CL
CL
1_555
116.0
B
HIS
10
A
B
NE2
HIS
10
1_555
B
ZN
32
F
ZN
ZN
1_555
B
HIS
5
B
NE2
HIS
5
2_555
115.0
B
CL
34
H
CL
CL
1_555
B
ZN
32
F
ZN
ZN
1_555
B
HIS
5
B
NE2
HIS
5
2_555
109.0
B
CL
35
I
CL
CL
1_555
B
ZN
32
F
ZN
ZN
1_555
B
HIS
5
B
NE2
HIS
5
2_555
106.5
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
-0.5000000000
-0.8660254038
0.0000000000
0.8660254038
-0.5000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
2_555
-y,x-y,z
crystal symmetry operation
0.0000000000
0.0000000000
0.0000000000
-0.5000000000
0.8660254038
0.0000000000
-0.8660254038
-0.5000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
3_555
-x+y,-x,z
crystal symmetry operation
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_556
x,y,z+1
crystal symmetry operation
0.0000000000
0.0000000000
37.6000000000
-0.5000000000
-0.8660254038
0.0000000000
0.8660254038
-0.5000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
2_556
-y,x-y,z+1
crystal symmetry operation
0.0000000000
0.0000000000
37.6000000000
-0.5000000000
0.8660254038
0.0000000000
-0.8660254038
-0.5000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
3_556
-x+y,-x,z+1
crystal symmetry operation
0.0000000000
0.0000000000
37.6000000000
B
O
PHE
24
B
O
PHE
24
D
N
TYR
26
D
N
TYR
26
1
B
ZN
31
E
ZN
1
B
CL
33
G
CL
1
D
ZN
31
J
ZN
1
D
HOH
58
N
HOH
1
B
GLY
20
-11.44
1
-4.07
0.60
121.00
116.93
A
A
A
CB
CG
CD2
TYR
TYR
TYR
14
14
14
N
1
-5.63
0.70
120.80
115.17
B
B
B
CB
CG
CD2
PHE
PHE
PHE
24
24
24
N
1
-9.22
0.70
120.80
111.58
B
B
B
CB
CG
CD2
PHE
PHE
PHE
25
25
25
N
1
9.01
0.70
120.80
129.81
B
B
B
CB
CG
CD1
PHE
PHE
PHE
25
25
25
N
1
-16.62
1.80
114.00
97.38
C
C
C
CA
CB
SG
CYS
CYS
CYS
11
11
11
N
1
-3.89
0.60
121.00
117.11
C
C
C
CB
CG
CD1
TYR
TYR
TYR
14
14
14
N
1
4.90
0.60
121.00
125.90
C
C
C
CB
CG
CD2
TYR
TYR
TYR
19
19
19
N
1
-5.09
0.60
121.00
115.91
C
C
C
CB
CG
CD1
TYR
TYR
TYR
19
19
19
N
1
11.43
1.70
111.00
122.43
D
D
D
CB
CG
CD2
LEU
LEU
LEU
17
17
17
N
1
-4.60
0.60
121.00
116.40
D
D
D
CB
CG
CD2
TYR
TYR
TYR
26
26
26
N
1
B
LYS
29
-42.92
102.84
1
C
SER
9
-120.27
-169.91
31.7
REFINEMENT TOOK PLACE OVER A PERIOD OF MORE THAN 20 YEARS.
SOME RESIDUES ARE APPARENTLY DISORDERED AND CERTAINLY
MOBILE. THEIR ATOMIC PARAMETERS ARE DIFFICULT TO REFINE
ACCURATELY. THE THERMAL PARAMETERS ARE OFTEN OVER 50A**2
WHICH REFLECTS THE UNCERTAINTY IN POSITION AND THE
POSSIBILITY OF DISORDER.
0.178
1.498
40.0
14636
1
0.0
1.498
40.0
103
929
6
0
820
0.023
0.020
0.042
0.040
0.049
0.050
3.619
3.000
4.943
5.000
6.042
6.000
8.358
8.000
0.017
0.020
0.174
0.150
0.171
0.300
0.262
0.300
0.209
0.300
4.6
7.0
17.9
15.0
16.5
20.0
21.1
1ZNI
1
refinement
REFMAC
INSULIN
INSULIN
1
N
N
2
N
N
1
N
N
2
N
N
3
N
N
3
N
N
4
N
N
4
N
N
4
N
N
3
N
N
5
N
N
5
N
N
5
N
N
5
N
N
IN 2ZN INSULIN (ENTRY 4INS) THE FOLLOWING APPLIES:
THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT OF INSULIN CONSISTS OF
TWO INSULIN MOLECULES EACH CONSISTING OF TWO CHAINS. ENTRY
4INS PRESENTS COORDINATES FOR MOLECULES I (CHAIN
IDENTIFIERS *A* AND *B*) AND II (CHAIN IDENTIFIERS *C* AND
*D*). THE QUASI-TWO-FOLD AXIS THAT TRANSFORMS MOLECULE I
INTO MOLECULE II IS GIVEN IN THE *MTRIX* RECORDS. APPLYING
THE THREE-FOLD CRYSTALLOGRAPHIC AXIS YIELDS A HEXAMER
AROUND THE AXIS. THERE ARE TWO ZINC IONS SITUATED
ON THIS THREE-FOLD AXIS. COORDINATES FOR THE ZINC IONS AND
SOME WATER MOLECULES ARE INCLUDED WITH A BLANK CHAIN
IDENTIFIER.
A
ILE
2
A
ILE
2
HELX_P
A
CYS
6
A
CYS
6
1
1
5
A
LEU
13
A
LEU
13
HELX_P
A
LEU
16
A
LEU
16
1
2
4
B
VAL
2
B
VAL
2
HELX_P
B
CYS
19
B
CYS
19
1
3
18
C
ILE
2
C
ILE
2
HELX_P
C
CYS
6
C
CYS
6
1
4
5
C
LEU
13
C
LEU
13
HELX_P
C
LEU
16
C
LEU
16
1
5
4
D
GLY
8
D
GLY
8
HELX_P
D
CYS
19
D
CYS
19
1
6
12
disulf
2.031
A
CYS
6
A
SG
CYS
6
1_555
A
CYS
11
A
SG
CYS
11
1_555
disulf
2.023
A
CYS
7
A
SG
CYS
7
1_555
B
CYS
7
B
SG
CYS
7
1_555
disulf
2.067
A
CYS
20
A
SG
CYS
20
1_555
B
CYS
19
B
SG
CYS
19
1_555
disulf
1.990
C
CYS
6
C
SG
CYS
6
1_555
C
CYS
11
C
SG
CYS
11
1_555
disulf
2.022
C
CYS
7
C
SG
CYS
7
1_555
D
CYS
7
D
SG
CYS
7
1_555
disulf
2.067
C
CYS
20
C
SG
CYS
20
1_555
D
CYS
19
D
SG
CYS
19
1_555
metalc
2.080
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
1_555
metalc
1.965
B
B
ZN
31
E
ZN
ZN
1_555
B
HIS
10
B
NE2
HIS
10
1_555
metalc
2.290
B
ZN
31
E
ZN
ZN
1_555
B
CL
33
G
CL
CL
1_555
metalc
1.870
A
B
ZN
32
F
ZN
ZN
1_555
B
HIS
10
B
NE2
HIS
10
1_555
metalc
2.256
B
ZN
32
F
ZN
ZN
1_555
B
CL
34
H
CL
CL
1_555
metalc
2.301
B
ZN
32
F
ZN
ZN
1_555
B
CL
35
I
CL
CL
1_555
metalc
2.285
D
ZN
31
J
ZN
ZN
1_555
D
HOH
32
N
O
HOH
1_555
metalc
2.290
B
ZN
31
E
ZN
ZN
1_555
B
CL
33
G
CL
CL
2_555
metalc
2.290
B
ZN
31
E
ZN
ZN
1_555
B
CL
33
G
CL
CL
3_555
metalc
2.105
B
ZN
32
F
ZN
ZN
1_555
B
HIS
5
B
NE2
HIS
5
2_555
metalc
2.285
D
ZN
31
J
ZN
ZN
1_555
D
HOH
32
N
O
HOH
2_555
metalc
2.285
D
ZN
31
J
ZN
ZN
1_555
D
HOH
32
N
O
HOH
3_555
metalc
2.080
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
2_555
metalc
2.080
D
ZN
31
J
ZN
ZN
1_555
D
HIS
10
D
NE2
HIS
10
3_555
HORMONE
HORMONE, GLUCOSE METABOLISM
given
-0.888980
-0.452310
-0.071630
-0.451680
0.891810
-0.025700
0.075500
0.009500
-0.997100
0.00000
0.00000
0.00000
INS_PIG
UNP
1
1
P01315
MALWTRLLPLLALLALWAPAPAQAFVNQHLCGSHLVEALYLVCGERGFFYTPKARREAENPQAGAVELGGGLGGLQALAL
EGPPQKRGIVEQCCTSICSLYQLENYCN
INS_PIG
UNP
2
1
P01315
MALWTRLLPLLALLALWAPAPAQAFVNQHLCGSHLVEALYLVCGERGFFYTPKARREAENPQAGAVELGGGLGGLQALAL
EGPPQKRGIVEQCCTSICSLYQLENYCN
88
108
1ZNI
1
21
P01315
A
1
1
21
25
54
1ZNI
1
30
P01315
B
2
1
30
88
108
1ZNI
1
21
P01315
C
1
1
21
25
54
1ZNI
1
30
P01315
D
2
1
30
2
anti-parallel
B
PHE
24
B
PHE
24
B
TYR
26
B
TYR
26
D
PHE
24
D
PHE
24
D
TYR
26
D
TYR
26
BINDING SITE FOR RESIDUE ZN D 31
Software
6
BINDING SITE FOR RESIDUE ZN B 31
Software
6
BINDING SITE FOR RESIDUE ZN B 32
Software
4
BINDING SITE FOR RESIDUE CL B 33
Software
6
BINDING SITE FOR RESIDUE CL B 34
Software
3
BINDING SITE FOR RESIDUE CL B 35
Software
5
D
HIS
10
D
HIS
10
6
2_555
D
HIS
10
D
HIS
10
6
3_555
D
HIS
10
D
HIS
10
6
1_555
D
HOH
32
N
HOH
6
3_555
D
HOH
32
N
HOH
6
2_555
D
HOH
32
N
HOH
6
1_555
B
HIS
10
B
HIS
10
6
1_555
B
HIS
10
B
HIS
10
6
2_555
B
HIS
10
B
HIS
10
6
3_555
B
CL
33
G
CL
6
2_555
B
CL
33
G
CL
6
3_555
B
CL
33
G
CL
6
1_555
B
HIS
5
B
HIS
5
4
2_555
B
HIS
10
B
HIS
10
4
1_555
B
CL
34
H
CL
4
1_555
B
CL
35
I
CL
4
1_555
B
HIS
10
B
HIS
10
6
1_555
B
HIS
10
B
HIS
10
6
2_555
B
HIS
10
B
HIS
10
6
3_555
B
ZN
31
E
ZN
6
2_555
B
ZN
31
E
ZN
6
3_555
B
ZN
31
E
ZN
6
1_555
B
HIS
5
B
HIS
5
3
2_555
B
HIS
10
B
HIS
10
3
1_555
B
ZN
32
F
ZN
3
1_555
B
HIS
5
B
HIS
5
5
2_555
B
HIS
10
B
HIS
10
5
1_555
B
ZN
32
F
ZN
5
1_555
D
LEU
17
D
LEU
17
5
2_555
D
HOH
48
N
HOH
5
2_555
146
H 3