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, Q.
Young, P.
Walters, K.J.
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 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
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
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
348
727
739
10.1016/j.jmb.2005.03.007
15826667
Structure of S5a bound to monoubiquitin provides a model for polyubiquitin recognition
2005
10.2210/pdb1yx4/pdb
pdb_00001yx4
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
14360.612
26S proteasome non-ATPase regulatory subunit 4
(poly)ubiquitin binding region
1
man
polymer
26S proteasome regulatory subunit S5A, Rpn10, Multiubiquitin chain binding protein, Antisecretory factor-1, AF, ASF
no
no
MGHHHHHHHHHHSSGHIEGRHMLGLGASDFEFGVDPSADPELALALRVSMEEQRQRQEEEARRAAAASAAEAGIATTGTE
DSDDALLKMTISQQEFGRTGLPDLSSMTEEEQIAYAMQMSLQGAEFGQAESA
MGHHHHHHHHHHSSGHIEGRHMLGLGASDFEFGVDPSADPELALALRVSMEEQRQRQEEEARRAAAASAAEAGIATTGTE
DSDDALLKMTISQQEFGRTGLPDLSSMTEEEQIAYAMQMSLQGAEFGQAESA
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
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
PSMD4, MCB1
9606
Homo sapiens
562
Escherichia coli
pET
database_2
pdbx_struct_assembly
pdbx_struct_oper_list
struct_ref_seq_dif
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
1
0
2005-04-19
1
1
2008-04-30
1
2
2011-07-13
1
3
2022-03-02
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_ref_seq_dif.details
ubiquitin
tetra-ubiquitin
Helix
Determination Method: Author provided
RCSB
Y
RCSB
2005-02-19
REL
back calculated data agree with experimental NOESY spectrum
15
15
3D_15N-separated_NOESY
3D_15N-separated_NOESY
3D_13C-separated_NOESY
2D NOESY
2D NOESY
100 mM NaCl
6.5
1
atm
298
K
100 mM NaCl
6.5
1
atm
283
K
simulated annealing
10
lowest energy
0.35 mM S5a U-15N, 13C
20 mM phosphate buffer pH 6.5, 100 mM NaCl, 10% D2O
1 mM S5a U-15N
20 mM phosphate buffer pH 6.5, 100 mM NaCl, 10% D2O
0.5 mM S5a unlabeled
20 mM phosphate buffer pH 6.5, 100 mM NaCl, 10% D2O
0.5 mM S5a U-N15 and 50% Deuterated
20 mM phosphate buffer pH 6.5, 100 mM NaCl, 10% D2O
1 mM S5a U-C13
20 mM phosphate buffer pH 6.5, 100 mM NaCl, 10% D2O
structure solution
X-PLOR
3.851
data analysis
NMRPipe
refinement
X-PLOR
3.851
800
Varian
INOVA
600
Varian
INOVA
n
1
-19
A
n
2
-18
A
n
3
-17
A
n
4
-16
A
n
5
-15
A
n
6
-14
A
n
7
-13
A
n
8
-12
A
n
9
-11
A
n
10
-10
A
n
11
-9
A
n
12
-8
A
n
13
-7
A
n
14
-6
A
n
15
-5
A
n
16
-4
A
n
17
-3
A
n
18
-2
A
n
19
-1
A
n
20
0
A
HIS
1
n
21
HIS
1
A
MET
2
n
22
MET
2
A
LEU
3
n
23
LEU
3
A
GLY
4
n
24
GLY
4
A
LEU
5
n
25
LEU
5
A
GLY
6
n
26
GLY
6
A
ALA
7
n
27
ALA
7
A
SER
8
n
28
SER
8
A
ASP
9
n
29
ASP
9
A
PHE
10
n
30
PHE
10
A
GLU
11
n
31
GLU
11
A
PHE
12
n
32
PHE
12
A
GLY
13
n
33
GLY
13
A
VAL
14
n
34
VAL
14
A
ASP
15
n
35
ASP
15
A
PRO
16
n
36
PRO
16
A
SER
17
n
37
SER
17
A
ALA
18
n
38
ALA
18
A
ASP
19
n
39
ASP
19
A
PRO
20
n
40
PRO
20
A
GLU
21
n
41
GLU
21
A
LEU
22
n
42
LEU
22
A
ALA
23
n
43
ALA
23
A
LEU
24
n
44
LEU
24
A
ALA
25
n
45
ALA
25
A
LEU
26
n
46
LEU
26
A
ARG
27
n
47
ARG
27
A
VAL
28
n
48
VAL
28
A
SER
29
n
49
SER
29
A
MET
30
n
50
MET
30
A
GLU
31
n
51
GLU
31
A
GLU
32
n
52
GLU
32
A
GLN
33
n
53
GLN
33
A
ARG
34
n
54
ARG
34
A
GLN
35
n
55
GLN
35
A
ARG
36
n
56
ARG
36
A
GLN
37
n
57
GLN
37
A
GLU
38
n
58
GLU
38
A
GLU
39
n
59
GLU
39
A
GLU
40
n
60
GLU
40
A
ALA
41
n
61
ALA
41
A
ARG
42
n
62
ARG
42
A
ARG
43
n
63
ARG
43
A
ALA
44
n
64
ALA
44
A
ALA
45
n
65
ALA
45
A
ALA
46
n
66
ALA
46
A
ALA
47
n
67
ALA
47
A
SER
48
n
68
SER
48
A
ALA
49
n
69
ALA
49
A
ALA
50
n
70
ALA
50
A
GLU
51
n
71
GLU
51
A
ALA
52
n
72
ALA
52
A
GLY
53
n
73
GLY
53
A
ILE
54
n
74
ILE
54
A
ALA
55
n
75
ALA
55
A
THR
56
n
76
THR
56
A
THR
57
n
77
THR
57
A
GLY
58
n
78
GLY
58
A
THR
59
n
79
THR
59
A
GLU
60
n
80
GLU
60
A
ASP
61
n
81
ASP
61
A
SER
62
n
82
SER
62
A
ASP
63
n
83
ASP
63
A
ASP
64
n
84
ASP
64
A
ALA
65
n
85
ALA
65
A
LEU
66
n
86
LEU
66
A
LEU
67
n
87
LEU
67
A
LYS
68
n
88
LYS
68
A
MET
69
n
89
MET
69
A
THR
70
n
90
THR
70
A
ILE
71
n
91
ILE
71
A
SER
72
n
92
SER
72
A
GLN
73
n
93
GLN
73
A
GLN
74
n
94
GLN
74
A
GLU
75
n
95
GLU
75
A
PHE
76
n
96
PHE
76
A
GLY
77
n
97
GLY
77
A
ARG
78
n
98
ARG
78
A
THR
79
n
99
THR
79
A
GLY
80
n
100
GLY
80
A
LEU
81
n
101
LEU
81
A
PRO
82
n
102
PRO
82
A
ASP
83
n
103
ASP
83
A
LEU
84
n
104
LEU
84
A
SER
85
n
105
SER
85
A
SER
86
n
106
SER
86
A
MET
87
n
107
MET
87
A
THR
88
n
108
THR
88
A
GLU
89
n
109
GLU
89
A
GLU
90
n
110
GLU
90
A
GLU
91
n
111
GLU
91
A
GLN
92
n
112
GLN
92
A
ILE
93
n
113
ILE
93
A
ALA
94
n
114
ALA
94
A
TYR
95
n
115
TYR
95
A
ALA
96
n
116
ALA
96
A
MET
97
n
117
MET
97
A
GLN
98
n
118
GLN
98
A
MET
99
n
119
MET
99
A
SER
100
n
120
SER
100
A
LEU
101
n
121
LEU
101
A
GLN
102
n
122
GLN
102
A
GLY
103
n
123
GLY
103
A
ALA
104
n
124
ALA
104
A
GLU
105
n
125
GLU
105
A
PHE
106
n
126
PHE
106
A
GLY
107
n
127
GLY
107
A
GLN
108
n
128
GLN
108
A
ALA
109
n
129
ALA
109
A
GLU
110
n
130
GLU
110
A
SER
111
n
131
SER
111
A
ALA
112
n
132
ALA
112
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
MET
-19
A
MET
1
1
Y
1
A
GLY
-18
A
GLY
2
1
Y
1
A
HIS
-17
A
HIS
3
1
Y
1
A
HIS
-16
A
HIS
4
1
Y
1
A
HIS
-15
A
HIS
5
1
Y
1
A
HIS
-14
A
HIS
6
1
Y
1
A
HIS
-13
A
HIS
7
1
Y
1
A
HIS
-12
A
HIS
8
1
Y
1
A
HIS
-11
A
HIS
9
1
Y
1
A
HIS
-10
A
HIS
10
1
Y
1
A
HIS
-9
A
HIS
11
1
Y
1
A
HIS
-8
A
HIS
12
1
Y
1
A
SER
-7
A
SER
13
1
Y
1
A
SER
-6
A
SER
14
1
Y
1
A
GLY
-5
A
GLY
15
1
Y
1
A
HIS
-4
A
HIS
16
1
Y
1
A
ILE
-3
A
ILE
17
1
Y
1
A
GLU
-2
A
GLU
18
1
Y
1
A
GLY
-1
A
GLY
19
1
Y
1
A
ARG
0
A
ARG
20
1
Y
2
A
MET
-19
A
MET
1
1
Y
2
A
GLY
-18
A
GLY
2
1
Y
2
A
HIS
-17
A
HIS
3
1
Y
2
A
HIS
-16
A
HIS
4
1
Y
2
A
HIS
-15
A
HIS
5
1
Y
2
A
HIS
-14
A
HIS
6
1
Y
2
A
HIS
-13
A
HIS
7
1
Y
2
A
HIS
-12
A
HIS
8
1
Y
2
A
HIS
-11
A
HIS
9
1
Y
2
A
HIS
-10
A
HIS
10
1
Y
2
A
HIS
-9
A
HIS
11
1
Y
2
A
HIS
-8
A
HIS
12
1
Y
2
A
SER
-7
A
SER
13
1
Y
2
A
SER
-6
A
SER
14
1
Y
2
A
GLY
-5
A
GLY
15
1
Y
2
A
HIS
-4
A
HIS
16
1
Y
2
A
ILE
-3
A
ILE
17
1
Y
2
A
GLU
-2
A
GLU
18
1
Y
2
A
GLY
-1
A
GLY
19
1
Y
2
A
ARG
0
A
ARG
20
1
Y
3
A
MET
-19
A
MET
1
1
Y
3
A
GLY
-18
A
GLY
2
1
Y
3
A
HIS
-17
A
HIS
3
1
Y
3
A
HIS
-16
A
HIS
4
1
Y
3
A
HIS
-15
A
HIS
5
1
Y
3
A
HIS
-14
A
HIS
6
1
Y
3
A
HIS
-13
A
HIS
7
1
Y
3
A
HIS
-12
A
HIS
8
1
Y
3
A
HIS
-11
A
HIS
9
1
Y
3
A
HIS
-10
A
HIS
10
1
Y
3
A
HIS
-9
A
HIS
11
1
Y
3
A
HIS
-8
A
HIS
12
1
Y
3
A
SER
-7
A
SER
13
1
Y
3
A
SER
-6
A
SER
14
1
Y
3
A
GLY
-5
A
GLY
15
1
Y
3
A
HIS
-4
A
HIS
16
1
Y
3
A
ILE
-3
A
ILE
17
1
Y
3
A
GLU
-2
A
GLU
18
1
Y
3
A
GLY
-1
A
GLY
19
1
Y
3
A
ARG
0
A
ARG
20
1
Y
4
A
MET
-19
A
MET
1
1
Y
4
A
GLY
-18
A
GLY
2
1
Y
4
A
HIS
-17
A
HIS
3
1
Y
4
A
HIS
-16
A
HIS
4
1
Y
4
A
HIS
-15
A
HIS
5
1
Y
4
A
HIS
-14
A
HIS
6
1
Y
4
A
HIS
-13
A
HIS
7
1
Y
4
A
HIS
-12
A
HIS
8
1
Y
4
A
HIS
-11
A
HIS
9
1
Y
4
A
HIS
-10
A
HIS
10
1
Y
4
A
HIS
-9
A
HIS
11
1
Y
4
A
HIS
-8
A
HIS
12
1
Y
4
A
SER
-7
A
SER
13
1
Y
4
A
SER
-6
A
SER
14
1
Y
4
A
GLY
-5
A
GLY
15
1
Y
4
A
HIS
-4
A
HIS
16
1
Y
4
A
ILE
-3
A
ILE
17
1
Y
4
A
GLU
-2
A
GLU
18
1
Y
4
A
GLY
-1
A
GLY
19
1
Y
4
A
ARG
0
A
ARG
20
1
Y
5
A
MET
-19
A
MET
1
1
Y
5
A
GLY
-18
A
GLY
2
1
Y
5
A
HIS
-17
A
HIS
3
1
Y
5
A
HIS
-16
A
HIS
4
1
Y
5
A
HIS
-15
A
HIS
5
1
Y
5
A
HIS
-14
A
HIS
6
1
Y
5
A
HIS
-13
A
HIS
7
1
Y
5
A
HIS
-12
A
HIS
8
1
Y
5
A
HIS
-11
A
HIS
9
1
Y
5
A
HIS
-10
A
HIS
10
1
Y
5
A
HIS
-9
A
HIS
11
1
Y
5
A
HIS
-8
A
HIS
12
1
Y
5
A
SER
-7
A
SER
13
1
Y
5
A
SER
-6
A
SER
14
1
Y
5
A
GLY
-5
A
GLY
15
1
Y
5
A
HIS
-4
A
HIS
16
1
Y
5
A
ILE
-3
A
ILE
17
1
Y
5
A
GLU
-2
A
GLU
18
1
Y
5
A
GLY
-1
A
GLY
19
1
Y
5
A
ARG
0
A
ARG
20
1
Y
6
A
MET
-19
A
MET
1
1
Y
6
A
GLY
-18
A
GLY
2
1
Y
6
A
HIS
-17
A
HIS
3
1
Y
6
A
HIS
-16
A
HIS
4
1
Y
6
A
HIS
-15
A
HIS
5
1
Y
6
A
HIS
-14
A
HIS
6
1
Y
6
A
HIS
-13
A
HIS
7
1
Y
6
A
HIS
-12
A
HIS
8
1
Y
6
A
HIS
-11
A
HIS
9
1
Y
6
A
HIS
-10
A
HIS
10
1
Y
6
A
HIS
-9
A
HIS
11
1
Y
6
A
HIS
-8
A
HIS
12
1
Y
6
A
SER
-7
A
SER
13
1
Y
6
A
SER
-6
A
SER
14
1
Y
6
A
GLY
-5
A
GLY
15
1
Y
6
A
HIS
-4
A
HIS
16
1
Y
6
A
ILE
-3
A
ILE
17
1
Y
6
A
GLU
-2
A
GLU
18
1
Y
6
A
GLY
-1
A
GLY
19
1
Y
6
A
ARG
0
A
ARG
20
1
Y
7
A
MET
-19
A
MET
1
1
Y
7
A
GLY
-18
A
GLY
2
1
Y
7
A
HIS
-17
A
HIS
3
1
Y
7
A
HIS
-16
A
HIS
4
1
Y
7
A
HIS
-15
A
HIS
5
1
Y
7
A
HIS
-14
A
HIS
6
1
Y
7
A
HIS
-13
A
HIS
7
1
Y
7
A
HIS
-12
A
HIS
8
1
Y
7
A
HIS
-11
A
HIS
9
1
Y
7
A
HIS
-10
A
HIS
10
1
Y
7
A
HIS
-9
A
HIS
11
1
Y
7
A
HIS
-8
A
HIS
12
1
Y
7
A
SER
-7
A
SER
13
1
Y
7
A
SER
-6
A
SER
14
1
Y
7
A
GLY
-5
A
GLY
15
1
Y
7
A
HIS
-4
A
HIS
16
1
Y
7
A
ILE
-3
A
ILE
17
1
Y
7
A
GLU
-2
A
GLU
18
1
Y
7
A
GLY
-1
A
GLY
19
1
Y
7
A
ARG
0
A
ARG
20
1
Y
8
A
MET
-19
A
MET
1
1
Y
8
A
GLY
-18
A
GLY
2
1
Y
8
A
HIS
-17
A
HIS
3
1
Y
8
A
HIS
-16
A
HIS
4
1
Y
8
A
HIS
-15
A
HIS
5
1
Y
8
A
HIS
-14
A
HIS
6
1
Y
8
A
HIS
-13
A
HIS
7
1
Y
8
A
HIS
-12
A
HIS
8
1
Y
8
A
HIS
-11
A
HIS
9
1
Y
8
A
HIS
-10
A
HIS
10
1
Y
8
A
HIS
-9
A
HIS
11
1
Y
8
A
HIS
-8
A
HIS
12
1
Y
8
A
SER
-7
A
SER
13
1
Y
8
A
SER
-6
A
SER
14
1
Y
8
A
GLY
-5
A
GLY
15
1
Y
8
A
HIS
-4
A
HIS
16
1
Y
8
A
ILE
-3
A
ILE
17
1
Y
8
A
GLU
-2
A
GLU
18
1
Y
8
A
GLY
-1
A
GLY
19
1
Y
8
A
ARG
0
A
ARG
20
1
Y
9
A
MET
-19
A
MET
1
1
Y
9
A
GLY
-18
A
GLY
2
1
Y
9
A
HIS
-17
A
HIS
3
1
Y
9
A
HIS
-16
A
HIS
4
1
Y
9
A
HIS
-15
A
HIS
5
1
Y
9
A
HIS
-14
A
HIS
6
1
Y
9
A
HIS
-13
A
HIS
7
1
Y
9
A
HIS
-12
A
HIS
8
1
Y
9
A
HIS
-11
A
HIS
9
1
Y
9
A
HIS
-10
A
HIS
10
1
Y
9
A
HIS
-9
A
HIS
11
1
Y
9
A
HIS
-8
A
HIS
12
1
Y
9
A
SER
-7
A
SER
13
1
Y
9
A
SER
-6
A
SER
14
1
Y
9
A
GLY
-5
A
GLY
15
1
Y
9
A
HIS
-4
A
HIS
16
1
Y
9
A
ILE
-3
A
ILE
17
1
Y
9
A
GLU
-2
A
GLU
18
1
Y
9
A
GLY
-1
A
GLY
19
1
Y
9
A
ARG
0
A
ARG
20
1
Y
10
A
MET
-19
A
MET
1
1
Y
10
A
GLY
-18
A
GLY
2
1
Y
10
A
HIS
-17
A
HIS
3
1
Y
10
A
HIS
-16
A
HIS
4
1
Y
10
A
HIS
-15
A
HIS
5
1
Y
10
A
HIS
-14
A
HIS
6
1
Y
10
A
HIS
-13
A
HIS
7
1
Y
10
A
HIS
-12
A
HIS
8
1
Y
10
A
HIS
-11
A
HIS
9
1
Y
10
A
HIS
-10
A
HIS
10
1
Y
10
A
HIS
-9
A
HIS
11
1
Y
10
A
HIS
-8
A
HIS
12
1
Y
10
A
SER
-7
A
SER
13
1
Y
10
A
SER
-6
A
SER
14
1
Y
10
A
GLY
-5
A
GLY
15
1
Y
10
A
HIS
-4
A
HIS
16
1
Y
10
A
ILE
-3
A
ILE
17
1
Y
10
A
GLU
-2
A
GLU
18
1
Y
10
A
GLY
-1
A
GLY
19
1
Y
10
A
ARG
0
A
ARG
20
1
Y
11
A
MET
-19
A
MET
1
1
Y
11
A
GLY
-18
A
GLY
2
1
Y
11
A
HIS
-17
A
HIS
3
1
Y
11
A
HIS
-16
A
HIS
4
1
Y
11
A
HIS
-15
A
HIS
5
1
Y
11
A
HIS
-14
A
HIS
6
1
Y
11
A
HIS
-13
A
HIS
7
1
Y
11
A
HIS
-12
A
HIS
8
1
Y
11
A
HIS
-11
A
HIS
9
1
Y
11
A
HIS
-10
A
HIS
10
1
Y
11
A
HIS
-9
A
HIS
11
1
Y
11
A
HIS
-8
A
HIS
12
1
Y
11
A
SER
-7
A
SER
13
1
Y
11
A
SER
-6
A
SER
14
1
Y
11
A
GLY
-5
A
GLY
15
1
Y
11
A
HIS
-4
A
HIS
16
1
Y
11
A
ILE
-3
A
ILE
17
1
Y
11
A
GLU
-2
A
GLU
18
1
Y
11
A
GLY
-1
A
GLY
19
1
Y
11
A
ARG
0
A
ARG
20
1
Y
12
A
MET
-19
A
MET
1
1
Y
12
A
GLY
-18
A
GLY
2
1
Y
12
A
HIS
-17
A
HIS
3
1
Y
12
A
HIS
-16
A
HIS
4
1
Y
12
A
HIS
-15
A
HIS
5
1
Y
12
A
HIS
-14
A
HIS
6
1
Y
12
A
HIS
-13
A
HIS
7
1
Y
12
A
HIS
-12
A
HIS
8
1
Y
12
A
HIS
-11
A
HIS
9
1
Y
12
A
HIS
-10
A
HIS
10
1
Y
12
A
HIS
-9
A
HIS
11
1
Y
12
A
HIS
-8
A
HIS
12
1
Y
12
A
SER
-7
A
SER
13
1
Y
12
A
SER
-6
A
SER
14
1
Y
12
A
GLY
-5
A
GLY
15
1
Y
12
A
HIS
-4
A
HIS
16
1
Y
12
A
ILE
-3
A
ILE
17
1
Y
12
A
GLU
-2
A
GLU
18
1
Y
12
A
GLY
-1
A
GLY
19
1
Y
12
A
ARG
0
A
ARG
20
1
Y
13
A
MET
-19
A
MET
1
1
Y
13
A
GLY
-18
A
GLY
2
1
Y
13
A
HIS
-17
A
HIS
3
1
Y
13
A
HIS
-16
A
HIS
4
1
Y
13
A
HIS
-15
A
HIS
5
1
Y
13
A
HIS
-14
A
HIS
6
1
Y
13
A
HIS
-13
A
HIS
7
1
Y
13
A
HIS
-12
A
HIS
8
1
Y
13
A
HIS
-11
A
HIS
9
1
Y
13
A
HIS
-10
A
HIS
10
1
Y
13
A
HIS
-9
A
HIS
11
1
Y
13
A
HIS
-8
A
HIS
12
1
Y
13
A
SER
-7
A
SER
13
1
Y
13
A
SER
-6
A
SER
14
1
Y
13
A
GLY
-5
A
GLY
15
1
Y
13
A
HIS
-4
A
HIS
16
1
Y
13
A
ILE
-3
A
ILE
17
1
Y
13
A
GLU
-2
A
GLU
18
1
Y
13
A
GLY
-1
A
GLY
19
1
Y
13
A
ARG
0
A
ARG
20
1
Y
14
A
MET
-19
A
MET
1
1
Y
14
A
GLY
-18
A
GLY
2
1
Y
14
A
HIS
-17
A
HIS
3
1
Y
14
A
HIS
-16
A
HIS
4
1
Y
14
A
HIS
-15
A
HIS
5
1
Y
14
A
HIS
-14
A
HIS
6
1
Y
14
A
HIS
-13
A
HIS
7
1
Y
14
A
HIS
-12
A
HIS
8
1
Y
14
A
HIS
-11
A
HIS
9
1
Y
14
A
HIS
-10
A
HIS
10
1
Y
14
A
HIS
-9
A
HIS
11
1
Y
14
A
HIS
-8
A
HIS
12
1
Y
14
A
SER
-7
A
SER
13
1
Y
14
A
SER
-6
A
SER
14
1
Y
14
A
GLY
-5
A
GLY
15
1
Y
14
A
HIS
-4
A
HIS
16
1
Y
14
A
ILE
-3
A
ILE
17
1
Y
14
A
GLU
-2
A
GLU
18
1
Y
14
A
GLY
-1
A
GLY
19
1
Y
14
A
ARG
0
A
ARG
20
1
Y
15
A
MET
-19
A
MET
1
1
Y
15
A
GLY
-18
A
GLY
2
1
Y
15
A
HIS
-17
A
HIS
3
1
Y
15
A
HIS
-16
A
HIS
4
1
Y
15
A
HIS
-15
A
HIS
5
1
Y
15
A
HIS
-14
A
HIS
6
1
Y
15
A
HIS
-13
A
HIS
7
1
Y
15
A
HIS
-12
A
HIS
8
1
Y
15
A
HIS
-11
A
HIS
9
1
Y
15
A
HIS
-10
A
HIS
10
1
Y
15
A
HIS
-9
A
HIS
11
1
Y
15
A
HIS
-8
A
HIS
12
1
Y
15
A
SER
-7
A
SER
13
1
Y
15
A
SER
-6
A
SER
14
1
Y
15
A
GLY
-5
A
GLY
15
1
Y
15
A
HIS
-4
A
HIS
16
1
Y
15
A
ILE
-3
A
ILE
17
1
Y
15
A
GLU
-2
A
GLU
18
1
Y
15
A
GLY
-1
A
GLY
19
1
Y
15
A
ARG
0
A
ARG
20
1
Y
1
A
ARG
27
0.291
SIDE CHAIN
1
A
ARG
34
0.237
SIDE CHAIN
1
A
ARG
36
0.259
SIDE CHAIN
1
A
ARG
42
0.315
SIDE CHAIN
1
A
ARG
43
0.199
SIDE CHAIN
1
A
ARG
78
0.292
SIDE CHAIN
2
A
ARG
27
0.314
SIDE CHAIN
2
A
ARG
34
0.241
SIDE CHAIN
2
A
ARG
36
0.303
SIDE CHAIN
2
A
ARG
42
0.292
SIDE CHAIN
2
A
ARG
43
0.282
SIDE CHAIN
2
A
ARG
78
0.220
SIDE CHAIN
3
A
ARG
27
0.248
SIDE CHAIN
3
A
ARG
34
0.214
SIDE CHAIN
3
A
ARG
36
0.264
SIDE CHAIN
3
A
ARG
42
0.212
SIDE CHAIN
3
A
ARG
43
0.317
SIDE CHAIN
3
A
ARG
78
0.210
SIDE CHAIN
4
A
ARG
27
0.235
SIDE CHAIN
4
A
ARG
34
0.263
SIDE CHAIN
4
A
ARG
36
0.311
SIDE CHAIN
4
A
ARG
42
0.231
SIDE CHAIN
4
A
ARG
43
0.298
SIDE CHAIN
4
A
ARG
78
0.228
SIDE CHAIN
5
A
ARG
27
0.217
SIDE CHAIN
5
A
ARG
34
0.231
SIDE CHAIN
5
A
ARG
36
0.291
SIDE CHAIN
5
A
ARG
42
0.250
SIDE CHAIN
5
A
ARG
43
0.242
SIDE CHAIN
5
A
ARG
78
0.301
SIDE CHAIN
6
A
ARG
27
0.237
SIDE CHAIN
6
A
ARG
34
0.285
SIDE CHAIN
6
A
ARG
36
0.226
SIDE CHAIN
6
A
ARG
42
0.255
SIDE CHAIN
6
A
ARG
43
0.270
SIDE CHAIN
6
A
ARG
78
0.214
SIDE CHAIN
7
A
ARG
27
0.229
SIDE CHAIN
7
A
ARG
34
0.283
SIDE CHAIN
7
A
ARG
36
0.305
SIDE CHAIN
7
A
ARG
42
0.208
SIDE CHAIN
7
A
ARG
43
0.264
SIDE CHAIN
7
A
ARG
78
0.316
SIDE CHAIN
8
A
ARG
27
0.282
SIDE CHAIN
8
A
ARG
34
0.289
SIDE CHAIN
8
A
ARG
36
0.221
SIDE CHAIN
8
A
ARG
42
0.279
SIDE CHAIN
8
A
ARG
43
0.239
SIDE CHAIN
8
A
ARG
78
0.234
SIDE CHAIN
9
A
ARG
27
0.267
SIDE CHAIN
9
A
ARG
34
0.217
SIDE CHAIN
9
A
ARG
36
0.223
SIDE CHAIN
9
A
ARG
42
0.226
SIDE CHAIN
9
A
ARG
43
0.298
SIDE CHAIN
9
A
ARG
78
0.267
SIDE CHAIN
10
A
ARG
27
0.317
SIDE CHAIN
10
A
ARG
34
0.318
SIDE CHAIN
10
A
ARG
36
0.317
SIDE CHAIN
10
A
ARG
42
0.285
SIDE CHAIN
10
A
ARG
43
0.308
SIDE CHAIN
10
A
ARG
78
0.235
SIDE CHAIN
11
A
ARG
27
0.314
SIDE CHAIN
11
A
ARG
34
0.236
SIDE CHAIN
11
A
ARG
36
0.236
SIDE CHAIN
11
A
ARG
42
0.237
SIDE CHAIN
11
A
ARG
43
0.317
SIDE CHAIN
11
A
ARG
78
0.297
SIDE CHAIN
12
A
ARG
27
0.314
SIDE CHAIN
12
A
ARG
34
0.281
SIDE CHAIN
12
A
ARG
36
0.317
SIDE CHAIN
12
A
ARG
42
0.209
SIDE CHAIN
12
A
ARG
43
0.246
SIDE CHAIN
12
A
ARG
78
0.304
SIDE CHAIN
13
A
ARG
27
0.220
SIDE CHAIN
13
A
ARG
34
0.318
SIDE CHAIN
13
A
ARG
36
0.263
SIDE CHAIN
13
A
ARG
42
0.307
SIDE CHAIN
13
A
ARG
43
0.313
SIDE CHAIN
13
A
ARG
78
0.241
SIDE CHAIN
14
A
ARG
27
0.239
SIDE CHAIN
14
A
ARG
34
0.238
SIDE CHAIN
14
A
ARG
36
0.313
SIDE CHAIN
14
A
ARG
42
0.266
SIDE CHAIN
14
A
ARG
43
0.308
SIDE CHAIN
14
A
ARG
78
0.272
SIDE CHAIN
15
A
ARG
27
0.289
SIDE CHAIN
15
A
ARG
34
0.297
SIDE CHAIN
15
A
ARG
36
0.294
SIDE CHAIN
15
A
ARG
42
0.265
SIDE CHAIN
15
A
ARG
43
0.294
SIDE CHAIN
15
A
ARG
78
0.297
SIDE CHAIN
1
A
LEU
5
-151.52
33.27
1
A
GLU
11
-92.72
58.63
1
A
VAL
14
-139.67
-40.34
1
A
GLU
51
52.39
79.07
1
A
THR
59
-90.36
55.63
1
A
GLU
60
-91.50
57.33
1
A
SER
62
-117.56
72.38
1
A
LEU
81
-175.53
111.76
1
A
SER
86
-96.18
41.15
1
A
GLN
102
-112.40
71.17
1
A
ALA
104
-166.98
103.70
1
A
PHE
106
-144.92
-60.18
1
A
GLN
108
-102.14
58.40
2
A
GLU
11
-159.43
34.69
2
A
PHE
12
-161.74
-43.68
2
A
PRO
16
-61.33
78.35
2
A
SER
17
70.28
47.30
2
A
ALA
18
44.64
27.27
2
A
ASP
19
-169.44
119.06
2
A
THR
56
-167.15
44.58
2
A
ASP
61
-56.45
97.22
2
A
SER
62
-50.74
79.54
2
A
LEU
81
-180.00
112.33
2
A
ASP
83
52.45
74.77
2
A
SER
86
-94.06
43.94
2
A
THR
88
-60.45
-177.93
2
A
LEU
101
-94.67
33.00
2
A
GLN
102
-167.13
35.20
2
A
ALA
104
-168.08
111.21
2
A
PHE
106
-118.43
-71.43
2
A
GLN
108
-104.47
56.89
2
A
SER
111
-147.49
31.45
3
A
ALA
7
-161.71
114.37
3
A
ASP
15
-47.69
167.52
3
A
ASP
19
-168.72
119.83
3
A
THR
59
-112.00
73.17
3
A
GLU
105
-151.73
54.61
3
A
PHE
106
-96.80
-69.58
3
A
GLN
108
-116.97
60.43
3
A
ALA
109
-166.91
-51.33
4
A
MET
2
-157.36
-47.15
4
A
LEU
3
79.39
33.23
4
A
PHE
10
-171.45
44.78
4
A
PHE
12
-166.26
-61.52
4
A
GLU
51
-97.01
-67.94
4
A
GLU
60
-159.66
78.49
4
A
ASP
83
53.31
90.22
4
A
LEU
101
-93.90
46.21
4
A
GLN
102
-165.36
-70.53
4
A
GLU
105
-97.14
-136.04
4
A
GLU
110
-133.14
-53.51
5
A
MET
2
-168.30
-41.00
5
A
LEU
3
79.59
36.24
5
A
SER
8
-99.08
31.75
5
A
PHE
12
35.51
35.17
5
A
ASP
19
-167.17
118.66
5
A
GLU
51
-153.85
-47.30
5
A
ALA
55
-65.21
-172.84
5
A
THR
79
-151.89
49.83
5
A
LEU
81
-165.85
97.58
5
A
ASP
83
56.77
99.70
5
A
GLU
105
-128.23
-60.64
6
A
MET
2
52.68
-163.17
6
A
ASP
15
-61.90
-179.64
6
A
PRO
16
-61.09
78.00
6
A
ALA
18
43.18
29.68
6
A
ASP
19
-165.18
117.77
6
A
THR
59
-169.05
77.06
6
A
LEU
81
-163.26
94.36
6
A
ASP
83
60.24
112.56
6
A
SER
86
-97.23
33.68
6
A
THR
88
-66.55
-178.42
6
A
ALA
104
-166.96
104.67
6
A
GLU
105
51.92
90.75
6
A
PHE
106
-130.19
-52.45
6
A
GLN
108
-160.25
59.96
6
A
ALA
109
-145.33
32.66
6
A
GLU
110
-143.39
51.27
7
A
MET
2
53.25
-178.30
7
A
ALA
7
-99.82
31.57
7
A
SER
8
-148.48
23.74
7
A
PHE
12
56.91
15.86
7
A
GLU
60
-90.98
49.45
7
A
ASP
61
-56.63
97.22
7
A
SER
62
-50.52
81.33
7
A
ARG
78
55.97
101.49
7
A
LEU
81
-165.93
99.25
7
A
ASP
83
52.25
92.82
7
A
GLN
102
51.83
85.22
7
A
PHE
106
-152.39
-62.49
7
A
GLN
108
-116.08
75.08
7
A
ALA
109
-118.48
76.50
7
A
SER
111
-92.37
50.10
8
A
LEU
3
79.67
35.15
8
A
LEU
5
-134.55
-47.42
8
A
GLU
11
-148.72
58.28
8
A
PHE
12
-164.43
-55.14
8
A
ASP
15
-52.54
173.27
8
A
ASP
19
-167.60
119.88
8
A
ILE
54
-80.49
-70.33
8
A
ALA
55
51.73
-165.11
8
A
GLU
60
-103.06
46.74
8
A
ASP
61
-56.21
97.07
8
A
SER
62
-50.75
79.01
8
A
THR
79
-145.46
27.38
8
A
LEU
81
-161.72
94.73
8
A
ASP
83
-110.51
64.58
8
A
ALA
104
-160.65
110.32
8
A
ALA
109
-122.76
-69.38
8
A
SER
111
-137.30
-69.00
9
A
MET
2
-167.68
-166.20
9
A
ALA
7
-132.79
-62.26
9
A
PHE
10
-153.17
24.82
9
A
VAL
14
-144.77
-40.66
9
A
PRO
16
-58.02
72.73
9
A
ALA
18
36.32
37.32
9
A
THR
56
-164.01
56.10
9
A
THR
79
-151.18
75.65
9
A
LEU
81
-160.58
93.65
9
A
ASP
83
54.18
83.25
9
A
GLN
102
-97.60
57.40
9
A
PHE
106
-136.05
-44.01
9
A
ALA
109
-167.63
103.63
9
A
GLU
110
51.95
93.99
10
A
ALA
7
-97.93
30.25
10
A
SER
8
-143.86
26.70
10
A
GLU
11
-164.72
35.16
10
A
PHE
12
-170.18
-44.36
10
A
ASP
19
-167.98
118.21
10
A
GLU
51
-134.38
-43.87
10
A
ILE
54
-140.31
-42.04
10
A
ALA
55
-175.04
-73.63
10
A
THR
56
-113.06
-168.33
10
A
THR
79
-143.10
16.68
10
A
LEU
81
-174.89
95.56
10
A
GLN
102
-105.17
42.64
10
A
ALA
104
-162.04
81.15
10
A
PHE
106
-154.46
85.42
10
A
GLN
108
-94.02
52.63
10
A
GLU
110
61.34
-78.36
11
A
LEU
5
53.27
82.39
11
A
GLU
11
-108.52
44.53
11
A
ASP
15
60.22
176.10
11
A
ILE
54
-122.98
-140.01
11
A
ALA
55
-158.54
-66.83
11
A
THR
59
-117.68
55.42
11
A
ASP
61
-100.50
-61.27
11
A
SER
62
-114.17
79.59
11
A
LEU
81
-162.90
95.61
11
A
PHE
106
-151.94
-54.96
11
A
ALA
109
-165.07
71.71
11
A
GLU
110
52.36
91.91
12
A
LEU
5
-150.41
-71.74
12
A
GLU
11
-167.51
49.49
12
A
PHE
12
-147.25
26.73
12
A
GLU
51
-149.56
-59.88
12
A
ILE
54
-147.71
47.06
12
A
THR
56
-151.44
57.08
12
A
ASP
61
-55.75
97.35
12
A
SER
62
-50.92
79.28
12
A
PHE
76
-60.70
89.08
12
A
ASP
83
54.08
95.35
12
A
THR
88
-65.26
-172.42
12
A
GLN
102
57.24
96.40
12
A
GLU
105
63.31
-75.00
12
A
PHE
106
73.22
-58.61
12
A
ALA
109
-91.05
49.14
13
A
PHE
10
-175.39
106.50
13
A
GLU
11
-97.73
57.57
13
A
PHE
12
-168.77
-54.07
13
A
PRO
16
-61.67
78.25
13
A
SER
17
70.38
48.23
13
A
ALA
18
45.86
27.93
13
A
ASP
19
-164.08
117.47
13
A
THR
56
-141.35
52.84
13
A
GLU
60
-90.28
59.47
13
A
SER
62
-107.26
75.87
13
A
LEU
81
-167.17
118.14
13
A
SER
86
-103.52
46.39
13
A
THR
88
-66.13
-173.17
13
A
ALA
109
-151.15
62.87
13
A
SER
111
-166.96
-44.90
14
A
MET
2
53.78
178.23
14
A
LEU
5
52.55
78.61
14
A
ASP
19
-169.37
119.93
14
A
THR
56
-108.68
58.58
14
A
THR
57
-102.16
-169.50
14
A
THR
59
-119.48
71.82
14
A
SER
62
-117.93
79.44
14
A
PHE
76
-60.01
94.81
14
A
ARG
78
53.58
95.69
14
A
LEU
81
-172.94
104.79
14
A
LEU
84
58.38
-78.67
14
A
MET
87
-109.21
-162.81
14
A
GLN
102
-158.17
-72.18
15
A
MET
2
-168.71
-168.82
15
A
ALA
7
-62.31
-71.89
15
A
PHE
12
-152.45
-51.34
15
A
ALA
52
-142.89
18.16
15
A
ILE
54
-148.64
-126.73
15
A
ALA
55
67.26
-70.00
15
A
THR
56
-66.94
79.79
15
A
GLU
60
-106.92
43.55
15
A
THR
79
-153.08
-40.28
15
A
SER
86
-97.76
34.99
15
A
ALA
104
-165.04
98.34
15
A
GLU
105
-119.25
71.65
Structure of S5a bound to monoubiquitin provides a model for polyubiquitin recognition
1
N
N
A
PRO
16
A
PRO
36
HELX_P
A
ALA
18
A
ALA
38
5
1
3
A
PRO
20
A
PRO
40
HELX_P
A
GLU
51
A
GLU
71
1
2
32
A
ASP
63
A
ASP
83
HELX_P
A
GLU
75
A
GLU
95
1
3
13
A
GLU
89
A
GLU
109
HELX_P
A
SER
100
A
SER
120
1
4
12
HYDROLASE
polyubiquitin, proteasome, S5a, UIM, Hydrolase
PSD4_HUMAN
UNP
1
192
P55036
EGGAMLGLGASDFEFGVDPSADPELALALRVSMEEQRQRQEEEARRAAAASAAEAGIATTGTEDSDDALLKMTISQQEFG
RTGLPDLSSMTEEEQIAYAMQMSLQGAEFGQAESA
192
306
1YX4
-2
112
P55036
A
1
18
132
1
cloning artifact
MET
-19
1YX4
A
P55036
UNP
1
1
cloning artifact
GLY
-18
1YX4
A
P55036
UNP
2
1
expression tag
HIS
-17
1YX4
A
P55036
UNP
3
1
expression tag
HIS
-16
1YX4
A
P55036
UNP
4
1
expression tag
HIS
-15
1YX4
A
P55036
UNP
5
1
expression tag
HIS
-14
1YX4
A
P55036
UNP
6
1
expression tag
HIS
-13
1YX4
A
P55036
UNP
7
1
expression tag
HIS
-12
1YX4
A
P55036
UNP
8
1
expression tag
HIS
-11
1YX4
A
P55036
UNP
9
1
expression tag
HIS
-10
1YX4
A
P55036
UNP
10
1
expression tag
HIS
-9
1YX4
A
P55036
UNP
11
1
expression tag
HIS
-8
1YX4
A
P55036
UNP
12
1
cloning artifact
SER
-7
1YX4
A
P55036
UNP
13
1
cloning artifact
SER
-6
1YX4
A
P55036
UNP
14
1
cloning artifact
GLY
-5
1YX4
A
P55036
UNP
15
1
cloning artifact
HIS
-4
1YX4
A
P55036
UNP
16
1
cloning artifact
ILE
-3
1YX4
A
P55036
UNP
17
1
GLY
cloning artifact
ARG
0
1YX4
A
P55036
UNP
194
20
1
ALA
cloning artifact
HIS
1
1YX4
A
P55036
UNP
195
21
1
P 1