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Summary Structural details Experimental details Functional details Sequence Neighbor History Downloads

3IVK

Crystal Structure of the Catalytic Core of an RNA Polymerase Ribozyme Complexed with an Antigen Binding Antibody Fragment

Functional Information from PDB Data

site_id	AC1
Number of Residues	3
Details	BINDING SITE FOR RESIDUE CD B 214

Chain	Residue
A	ASP65
B	ASP2
M	A21

site_id	AC2
Number of Residues	3
Details	BINDING SITE FOR RESIDUE CD L 214

Chain	Residue
C	A21
H	ASP65
L	ASP2

site_id	AC3
Number of Residues	2
Details	BINDING SITE FOR RESIDUE MG L 215

Chain	Residue
B	ASP186
L	ASP186

site_id	AC4
Number of Residues	2
Details	BINDING SITE FOR RESIDUE CL B 215

Chain	Residue
B	SER51
A	ARG110

site_id	AC5
Number of Residues	2
Details	BINDING SITE FOR RESIDUE CL L 216

Chain	Residue
H	ARG110
L	SER51

site_id	AC6
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG M 122

Chain	Residue
M	HOH138
M	HOH139
M	HOH140
M	HOH141
M	HOH142
M	HOH143

site_id	AC7
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG M 123

Chain	Residue
M	HOH144
M	HOH145
M	HOH146
M	HOH147
M	HOH148
M	HOH149

site_id	AC8
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG M 124

Chain	Residue
M	HOH150
M	HOH151
M	HOH152
M	HOH153
M	HOH154
M	HOH155

site_id	AC9
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG M 125

Chain	Residue
M	HOH156
M	HOH157
M	HOH158
M	HOH159
M	HOH160
M	HOH161

site_id	BC1
Number of Residues	10
Details	BINDING SITE FOR RESIDUE MG M 126

Chain	Residue
H	HOH227
H	HOH227
H	HOH228
H	HOH228
M	HOH162
M	HOH162
M	HOH163
M	HOH163
M	HOH164
M	HOH164

site_id	BC2
Number of Residues	2
Details	BINDING SITE FOR RESIDUE MG M 127

Chain	Residue
M	A31
M	A32

site_id	BC3
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG M 128

Chain	Residue
M	G2
M	HOH165
M	HOH166
M	HOH167
M	HOH168
M	HOH169

site_id	BC4
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG M 129

Chain	Residue
M	HOH170
M	HOH171
M	HOH172
M	HOH173
M	HOH174
M	HOH175

site_id	BC5
Number of Residues	3
Details	BINDING SITE FOR RESIDUE MG M 130

Chain	Residue
M	A71
M	G72
M	U106

site_id	BC6
Number of Residues	3
Details	BINDING SITE FOR RESIDUE MG M 131

Chain	Residue
M	G45
M	G46
M	C47

site_id	BC7
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG M 132

Chain	Residue
M	HOH176
M	HOH177
M	HOH178
M	HOH179
M	HOH180
M	HOH181

site_id	BC8
Number of Residues	1
Details	BINDING SITE FOR RESIDUE MG M 133

Chain	Residue
M	G77

site_id	BC9
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG M 134

Chain	Residue
M	HOH182
M	HOH183
M	HOH184
M	HOH185
M	HOH186
M	HOH187

site_id	CC1
Number of Residues	1
Details	BINDING SITE FOR RESIDUE MG M 135

Chain	Residue
M	G41

site_id	CC2
Number of Residues	2
Details	BINDING SITE FOR RESIDUE MG M 136

Chain	Residue
M	A56
M	C63

site_id	CC3
Number of Residues	1
Details	BINDING SITE FOR RESIDUE MG M 137

Chain	Residue
M	G74

site_id	CC4
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG C 122

Chain	Residue
C	HOH138
C	HOH139
C	HOH140
C	HOH141
C	HOH142
C	HOH143

site_id	CC5
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG C 123

Chain	Residue
C	HOH144
C	HOH145
C	HOH146
C	HOH147
C	HOH148
C	HOH149

site_id	CC6
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG C 124

Chain	Residue
C	HOH154
C	HOH155
C	HOH150
C	HOH151
C	HOH152
C	HOH153

site_id	CC7
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG C 125

Chain	Residue
C	HOH156
C	HOH157
C	HOH158
C	HOH159
C	HOH160
C	HOH161

site_id	CC8
Number of Residues	10
Details	BINDING SITE FOR RESIDUE MG C 126

Chain	Residue
A	HOH227
A	HOH227
C	HOH162
C	HOH162
C	HOH163
C	HOH163
C	HOH164
C	HOH164
C	HOH165
C	HOH165

site_id	CC9
Number of Residues	2
Details	BINDING SITE FOR RESIDUE MG C 127

Chain	Residue
C	A31
C	A32

site_id	DC1
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG C 128

Chain	Residue
C	G2
C	HOH166
C	HOH167
C	HOH168
C	HOH169
C	HOH170

site_id	DC2
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG C 129

Chain	Residue
C	HOH171
C	HOH172
C	HOH173
C	HOH174
C	HOH175
C	HOH176

site_id	DC3
Number of Residues	3
Details	BINDING SITE FOR RESIDUE MG C 130

Chain	Residue
C	A71
C	G72
C	U106

site_id	DC4
Number of Residues	3
Details	BINDING SITE FOR RESIDUE MG C 131

Chain	Residue
C	G45
C	G46
C	C47

site_id	DC5
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG C 132

Chain	Residue
C	HOH177
C	HOH178
C	HOH179
C	HOH180
C	HOH181
C	HOH182

site_id	DC6
Number of Residues	1
Details	BINDING SITE FOR RESIDUE MG C 133

Chain	Residue
C	G77

site_id	DC7
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG C 134

Chain	Residue
C	HOH183
C	HOH184
C	HOH185
C	HOH186
C	HOH187
C	HOH188

site_id	DC8
Number of Residues	1
Details	BINDING SITE FOR RESIDUE MG C 135

Chain	Residue
C	G41

site_id	DC9
Number of Residues	2
Details	BINDING SITE FOR RESIDUE MG C 136

Chain	Residue
C	A56
C	C63

site_id	EC1
Number of Residues	1
Details	BINDING SITE FOR RESIDUE MG C 137

Chain	Residue
C	G74

Functional Information from PROSITE/UniProt

site_id	PS00290
Number of Residues	7
Details	IG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YICNVNH

Chain	Residue	Details
H	TYR206-HIS212
L	TYR193-HIS199

246031

PDB entries from 2025-12-10

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