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Summary Structural details Experimental details Functional details Sequence Neighbor History Downloads

6N9R

Structure of the Quorum Quenching lactonase from Parageobacillus caldoxylosilyticus bound to substrate 3-oxo-C12-AHL

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0016787	molecular_function	hydrolase activity
A	0046872	molecular_function	metal ion binding
P	0016787	molecular_function	hydrolase activity
P	0046872	molecular_function	metal ion binding
X	0016787	molecular_function	hydrolase activity
X	0046872	molecular_function	metal ion binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	7
Details	binding site for residue CO A 301

Chain	Residue
A	HIS118
A	HIS120
A	HIS198
A	ASP220
A	FE302
A	OHN303
A	HOH401

site_id	AC2
Number of Residues	7
Details	binding site for residue FE A 302

Chain	Residue
A	ASP220
A	HIS266
A	CO301
A	OHN303
A	HOH401
A	ASP122
A	HIS123

site_id	AC3
Number of Residues	14
Details	binding site for residue OHN A 303

Chain	Residue
A	TRP26
A	PHE87
A	HIS120
A	ASP122
A	GLY156
A	ALA157
A	HIS198
A	ASP220
A	TYR223
A	ILE237
A	HIS266
A	CO301
A	FE302
A	HOH401

site_id	AC4
Number of Residues	4
Details	binding site for residue ACT A 304

Chain	Residue
A	ARG151
A	ARG174
A	THR175
A	LYS177

site_id	AC5
Number of Residues	4
Details	binding site for residue ACT A 305

Chain	Residue
A	GLN261
A	VAL262
A	PHE264
A	HOH421

site_id	AC6
Number of Residues	3
Details	binding site for residue ACT A 306

Chain	Residue
A	HIS98
A	ARG107
A	HOH504

site_id	AC7
Number of Residues	3
Details	binding site for residue EDO A 307

Chain	Residue
A	GLU139
A	LYS177
A	HIS179

site_id	AC8
Number of Residues	2
Details	binding site for residue EDO A 308

Chain	Residue
A	ASN71
A	ARG78

site_id	AC9
Number of Residues	3
Details	binding site for residue EDO A 309

Chain	Residue
A	GLU94
A	ARG100
A	HOH436

site_id	AD1
Number of Residues	6
Details	binding site for residue EDO A 310

Chain	Residue
A	HIS179
A	GLU180
A	ASP181
A	HOH402
X	ARG253
X	HOH457

site_id	AD2
Number of Residues	1
Details	binding site for residue EDO A 311

Chain	Residue
A	ARG19

site_id	AD3
Number of Residues	11
Details	binding site for residue 1PE A 312

Chain	Residue
A	LYS11
A	TYR13
A	GLN103
A	LYS105
A	TYR281
A	HOH505
P	LYS11
P	TYR13
P	ASP56
P	LEU104
P	TYR281

site_id	AD4
Number of Residues	8
Details	binding site for residue PGE A 313

Chain	Residue
A	PRO235
A	GLY236
A	ILE237
A	ILE238
X	PRO235
X	GLY236
X	ILE237
X	ILE238

site_id	AD5
Number of Residues	7
Details	binding site for residue CO P 301

Chain	Residue
P	HIS118
P	HIS120
P	HIS198
P	ASP220
P	FE302
P	OHN308
P	HOH402

site_id	AD6
Number of Residues	7
Details	binding site for residue FE P 302

Chain	Residue
P	ASP122
P	HIS123
P	ASP220
P	HIS266
P	CO301
P	OHN308
P	HOH402

site_id	AD7
Number of Residues	4
Details	binding site for residue SO4 P 303

Chain	Residue
P	ASN182
P	ARG250
P	ARG253
P	HOH477

site_id	AD8
Number of Residues	4
Details	binding site for residue SO4 P 304

Chain	Residue
A	ASN182
A	ARG250
A	ARG253
A	ILE254

site_id	AD9
Number of Residues	4
Details	binding site for residue SO4 P 305

Chain	Residue
P	ARG174
P	THR175
P	LYS177
X	ARG151

site_id	AE1
Number of Residues	4
Details	binding site for residue SO4 P 306

Chain	Residue
P	ARG178
P	HIS179
X	ARG178
X	HIS179

site_id	AE2
Number of Residues	2
Details	binding site for residue SO4 P 307

Chain	Residue
P	ASN71
P	ARG78

site_id	AE3
Number of Residues	15
Details	binding site for residue OHN P 308

Chain	Residue
P	TRP26
P	MET86
P	PHE87
P	HIS120
P	ASP122
P	GLU155
P	ALA157
P	HIS198
P	ASP220
P	TYR223
P	ILE237
P	HIS266
P	CO301
P	FE302
P	HOH402

site_id	AE4
Number of Residues	2
Details	binding site for residue ACT P 309

Chain	Residue
P	VAL262
P	PHE264

site_id	AE5
Number of Residues	2
Details	binding site for residue EDO P 310

Chain	Residue
P	ARG19
P	LYS272

site_id	AE6
Number of Residues	4
Details	binding site for residue EDO P 311

Chain	Residue
P	PRO70
P	SER72
P	MET73
P	TRP89

site_id	AE7
Number of Residues	1
Details	binding site for residue EDO P 312

Chain	Residue
P	LYS190

site_id	AE8
Number of Residues	1
Details	binding site for residue EDO P 313

Chain	Residue
P	PRO210

site_id	AE9
Number of Residues	11
Details	binding site for residue 1PE P 315

Chain	Residue
A	GLU249
A	ARG253
A	GLN256
P	ARG174
P	GLU180
P	ASP181
P	ILE183
P	LEU184
P	HOH491
P	HOH518
P	HOH544

site_id	AF1
Number of Residues	7
Details	binding site for residue CO X 301

Chain	Residue
X	HIS118
X	HIS120
X	HIS198
X	ASP220
X	FE302
X	OHN305
X	HOH401

site_id	AF2
Number of Residues	7
Details	binding site for residue FE X 302

Chain	Residue
X	ASP122
X	HIS123
X	ASP220
X	HIS266
X	CO301
X	OHN305
X	HOH401

site_id	AF3
Number of Residues	4
Details	binding site for residue SO4 X 303

Chain	Residue
X	ASN182
X	ARG250
X	ARG253
X	ILE254

site_id	AF4
Number of Residues	7
Details	binding site for residue SO4 X 304

Chain	Residue
P	ARG250
P	ARG253
P	HOH442
X	GLU180
X	ASP181
X	HOH403
X	HOH464

site_id	AF5
Number of Residues	13
Details	binding site for residue OHN X 305

Chain	Residue
X	MET22
X	HIS120
X	ASP122
X	GLY156
X	ALA157
X	HIS198
X	ASP220
X	TYR223
X	ILE237
X	HIS266
X	CO301
X	FE302
X	HOH401

site_id	AF6
Number of Residues	4
Details	binding site for residue ACT X 306

Chain	Residue
P	ARG151
X	ARG174
X	THR175
X	LYS177

site_id	AF7
Number of Residues	4
Details	binding site for residue EDO X 307

Chain	Residue
X	GLU139
X	LYS177
X	ARG178
X	HIS179

site_id	AF8
Number of Residues	2
Details	binding site for residue EDO X 308

Chain	Residue
X	ASN132
X	GLN172

site_id	AF9
Number of Residues	5
Details	binding site for residue EDO X 309

Chain	Residue
X	ARG112
X	TYR113
X	THR134
X	1PE314
X	HOH433

site_id	AG1
Number of Residues	2
Details	binding site for residue EDO X 310

Chain	Residue
A	HOH530
X	GLN256

site_id	AG2
Number of Residues	3
Details	binding site for residue EDO X 311

Chain	Residue
X	PRO210
X	GLU211
X	GLY213

site_id	AG3
Number of Residues	3
Details	binding site for residue EDO X 312

Chain	Residue
P	THR134
P	GLN172
X	PRO75

site_id	AG4
Number of Residues	6
Details	binding site for residue EDO X 313

Chain	Residue
X	GLU94
X	ASN99
X	ARG100
X	GLN103
X	THR278
X	HOH465

site_id	AG5
Number of Residues	10
Details	binding site for residue 1PE X 314

Chain	Residue
P	GLU249
P	ARG252
P	ARG253
P	GLN256
X	ARG174
X	ILE183
X	LEU184
X	EDO309
X	HOH403
X	HOH411

247947

PDB entries from 2026-01-21

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