0.045604
0.000000
0.018157
0.000000
0.097857
0.000000
0.000000
0.000000
0.060161
0.00000
0.00000
0.00000
Sato, T.
Shimonishi, Y.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
2
90.00
111.71
90.00
21.928
10.219
17.891
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C3 H7 N O2 S
121.158
y
CYSTEINE
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
H2 O
18.015
WATER
non-polymer
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C3 H6 O S
90.144
2-MERCAPTO-PROPION ALDEHYDE
non-polymer
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
US
Biochemistry
BICHAW
0033
0006-2960
33
8641
8650
10.1021/bi00195a004
8038153
Structural characteristics for biological activity of heat-stable enterotoxin produced by enterotoxigenic Escherichia coli: X-ray crystallography of weakly toxic and nontoxic analogs.
1994
JA
Bull.Chem.Soc.Jpn.
BCSJA8
0007
0009-2673
65
938
Semi-Preparative Purification and Crystallization of Synthetic Analogs of Heat-Stable Enterotoxin of Enterotoxigenic Escherichia Coli
1992
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
266
5934
Molecular Structure of the Toxic Domain of Heat-Stable Enterotoxin Produced by a Pathogenic Strain of Escherichia Coli
1991
JA
Bull.Chem.Soc.Jpn.
BCSJA8
0007
0009-2673
63
2063
Structure-Activity Relationship of Escherichia Coli Heat-Stable Enterotoxin: Role of Ala Residue at Position 14 in Toxin-Receptor Interaction
1990
NE
FEBS Lett.
FEBLAL
0165
0014-5793
181
138
Essential Structure for Full Enterotoxigenic Activity of Heat-Stable Enterotoxin Produced by Enterotoxigenic Escherichia Coli
1985
10.2210/pdb1etl/pdb
pdb_00001etl
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
1244.529
5-BETA-MERCAPTOPROPIONATE HEAT-STABLE ENTEROTOXIN
A13G
1
man
polymer
18.015
water
13
nat
water
(MPR==5==,GLY==13==)STP(5-17)
no
yes
(MPR)CELCCNPGCAGC
XCELCCNPGCAGC
A
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
Escherichia
18D
sample
562
Escherichia coli
1.50
17.80
pdbx_database_status
struct_conf
struct_conf_type
database_2
struct_conn
struct_ref_seq_dif
repository
Initial release
Version format compliance
Version format compliance
Other
Derived calculations
Other
Database references
Derived calculations
1
0
1996-01-29
1
1
2008-03-03
1
2
2011-07-13
1
3
2013-06-19
1
4
2017-11-29
1
5
2021-11-03
_pdbx_database_status.process_site
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_conn.pdbx_leaving_atom_flag
_struct_ref_seq_dif.details
Y
BNL
1994-03-15
REL
REL
HOH
water
IN SITE RECORDS BELOW, GLY 13 IS ALA 13 IN NATURAL TOXIN.
THE SEQUENCE IS BASED ON SEQUENCE FROM ENTEROTOXIGENIC
(ESCHERICHIA COLI, STRAIN 18D). THE THIRTEEN RESIDUE
PEPTIDE CORRESPONDS TO RESIDUES 5 - 17, WITH ALA 13
REPLACED BY GLY.
HOH
1
2
HOH
HOH
18
A
HOH
2
2
HOH
HOH
19
A
HOH
3
2
HOH
HOH
20
A
HOH
4
2
HOH
HOH
21
A
HOH
5
2
HOH
HOH
22
A
HOH
6
2
HOH
HOH
23
A
HOH
7
2
HOH
HOH
24
A
HOH
8
2
HOH
HOH
25
A
HOH
9
2
HOH
HOH
26
A
HOH
10
2
HOH
HOH
27
A
HOH
11
2
HOH
HOH
28
A
HOH
12
2
HOH
HOH
29
A
HOH
13
2
HOH
HOH
30
A
MPR
5
n
1
MPR
5
A
CYS
6
n
2
CYS
6
A
GLU
7
n
3
GLU
7
A
LEU
8
n
4
LEU
8
A
CYS
9
n
5
CYS
9
A
CYS
10
n
6
CYS
10
A
ASN
11
n
7
ASN
11
A
PRO
12
n
8
PRO
12
A
GLY
13
n
9
GLY
13
A
CYS
14
n
10
CYS
14
A
ALA
15
n
11
ALA
15
A
GLY
16
n
12
GLY
16
A
CYS
17
n
13
CYS
17
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
1
A
A
HE2
O
GLU
HOH
7
21
1.57
1
A
A
O
O
HOH
HOH
26
30
2.18
1
-12.71
2.10
122.30
109.59
A
A
A
C
N
CA
ALA
GLY
GLY
15
16
16
Y
1
A
A
CD
OE2
GLU
GLU
7
7
0.101
0.011
1.252
1.353
N
0.073
0.89
10.6
5492
99.4
1
3.0
0.89
10.6
13
94
0
0
81
refinement
FMLS/VP
STRUCTURAL CHARACTERISTICS FOR BIOLOGICAL ACTIVITY OF HEAT-STABLE ENTEROTOXIN PRODUCED BY ENTEROTOXIGENIC ESCHERICHIA COLI: X-RAY CRYSTALLOGRAPHY OF WEAKLY TOXIC AND NONTOXIC ANALOGS
1
N
N
2
N
N
A
MPR
5
A
MPR
1
HELX_P
N-TERMINAL SEGMENT
A
CYS
9
A
CYS
5
5
H1
5
disulf
2.030
A
CYS
6
A
SG
CYS
2
1_555
A
CYS
14
A
SG
CYS
10
1_555
disulf
2.035
A
CYS
9
A
SG
CYS
5
1_555
A
CYS
17
A
SG
CYS
13
1_555
covale
1.338
one
A
MPR
5
A
C1
MPR
1
1_555
A
CYS
6
A
N
CYS
2
1_555
covale
2.030
none
A
MPR
5
A
S3
MPR
1
1_555
A
CYS
10
A
SG
CYS
6
1_555
ENTEROTOXIN
ENTEROTOXIN
HST1_ECOLI
UNP
1
1
P01559
MKKLMLAIFISVLSFPSFSQSTESLDSSKEKITLETKKCDVVKNNSEKKSENMNNTFYCCELCCNPACAGCY
60
71
1ETL
6
17
P01559
A
1
2
13
1
ALA
engineered mutation
GLY
13
1ETL
A
P01559
UNP
67
9
THE RECEPTOR BINDING SITE DEDUCED FROM CHEMICAL MUTATION STUDY
Author
3
PUTATIVE CATION BINDING SITE SUGGESTED FROM CONFORMATIONAL SIMILARITIES TO IONOPHORE PEPTIDES.
Author
6
A
ASN
11
A
ASN
7
3
1_555
A
PRO
12
A
PRO
8
3
1_555
A
GLY
13
A
GLY
9
3
1_555
A
PRO
12
A
PRO
8
6
1_555
A
GLY
13
A
GLY
9
6
1_555
A
CYS
14
A
CYS
10
6
1_555
A
ALA
15
A
ALA
11
6
1_555
A
GLY
16
A
GLY
12
6
1_555
A
CYS
17
A
CYS
13
6
1_555
4
P 1 21 1