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Summary Structural details Experimental details Functional details Sequence Neighbor History Downloads

1GWA

Triiodide derivative of porcine pancreas elastase

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004252	molecular_function	serine-type endopeptidase activity
A	0005515	molecular_function	protein binding
A	0005576	cellular_component	extracellular region
A	0005615	cellular_component	extracellular space
A	0006508	biological_process	proteolysis
A	0008233	molecular_function	peptidase activity
A	0008236	molecular_function	serine-type peptidase activity
A	0016787	molecular_function	hydrolase activity
A	0046872	molecular_function	metal ion binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	6
Details	BINDING SITE FOR RESIDUE CA A1246

Chain	Residue
A	GLU70
A	ASN72
A	GLN75
A	ASP77
A	GLU80
A	HOH2048

site_id	AC2
Number of Residues	7
Details	BINDING SITE FOR RESIDUE SO4 A1247

Chain	Residue
A	ALA233
A	IOD1261
A	IOD1262
A	HOH2180
A	GLY127
A	ARG145
A	ARG230

site_id	AC3
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A1248

Chain	Residue
A	SER195
A	IOD1249

site_id	AC4
Number of Residues	5
Details	BINDING SITE FOR RESIDUE IOD A1249

Chain	Residue
A	GLN192
A	SER195
A	IOD1248
A	IOD1250
A	IOD1251

site_id	AC5
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A1250

Chain	Residue
A	GLN192
A	IOD1249

site_id	AC6
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A1251

Chain	Residue
A	IOD1249

site_id	AC7
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A1252

Chain	Residue
A	IOD1253
A	IOD1265

site_id	AC8
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A1253

Chain	Residue
A	IOD1252

site_id	AC9
Number of Residues	3
Details	BINDING SITE FOR RESIDUE IOD A1254

Chain	Residue
A	LEU218
A	IOD1266
A	IOD1267

site_id	BC1
Number of Residues	5
Details	BINDING SITE FOR RESIDUE IOD A1255

Chain	Residue
A	LEU202
A	GLY205
A	ASN240
A	SER244
A	IOD1256

site_id	BC2
Number of Residues	5
Details	BINDING SITE FOR RESIDUE IOD A1256

Chain	Residue
A	SER244
A	ASN245
A	IOD1255
A	IOD1257
A	HOH2153

site_id	BC3
Number of Residues	4
Details	BINDING SITE FOR RESIDUE IOD A1257

Chain	Residue
A	LYS87
A	ASN204
A	ASN245
A	IOD1256

site_id	BC4
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A1258

Chain	Residue
A	IOD1259
A	IOD1268

site_id	BC5
Number of Residues	3
Details	BINDING SITE FOR RESIDUE IOD A1259

Chain	Residue
A	TYR82
A	IOD1258
A	HOH2042

site_id	BC6
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A1260

Chain	Residue
A	IOD1269

site_id	BC7
Number of Residues	3
Details	BINDING SITE FOR RESIDUE IOD A1261

Chain	Residue
A	ARG230
A	SO41247
A	IOD1270

site_id	BC8
Number of Residues	3
Details	BINDING SITE FOR RESIDUE IOD A1262

Chain	Residue
A	ARG145
A	ARG230
A	SO41247

site_id	BC9
Number of Residues	3
Details	BINDING SITE FOR RESIDUE IOD A1263

Chain	Residue
A	ASN74
A	ALA152
A	HOH2109

site_id	CC1
Number of Residues	5
Details	BINDING SITE FOR RESIDUE IOD A1264

Chain	Residue
A	TRP27
A	PRO28
A	SER29
A	HOH2034
A	HOH2080

site_id	CC2
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A1265

Chain	Residue
A	IOD1252

site_id	CC3
Number of Residues	3
Details	BINDING SITE FOR RESIDUE IOD A1266

Chain	Residue
A	ASP60
A	GLU62
A	IOD1254

site_id	CC4
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A1267

Chain	Residue
A	VAL90
A	IOD1254

site_id	CC5
Number of Residues	2
Details	BINDING SITE FOR RESIDUE IOD A1268

Chain	Residue
A	ASP97
A	IOD1258

site_id	CC6
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A1269

Chain	Residue
A	IOD1260

site_id	CC7
Number of Residues	1
Details	BINDING SITE FOR RESIDUE IOD A1270

Chain	Residue
A	IOD1261

Functional Information from PROSITE/UniProt

site_id	PS00134
Number of Residues	6
Details	TRYPSIN_HIS Serine proteases, trypsin family, histidine active site. MTAAHC

Chain	Residue	Details
A	MET53-CYS58

site_id	PS00135
Number of Residues	12
Details	TRYPSIN_SER Serine proteases, trypsin family, serine active site. SGcqGDSGGPLH

Chain	Residue	Details
A	SER189-HIS200

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	1
Details	ACT_SITE: Charge relay system => ECO:0000269\|PubMed:4578945, ECO:0000269\|PubMed:5415110

Chain	Residue	Details
A	HIS57

site_id	SWS_FT_FI2
Number of Residues	2
Details	ACT_SITE: Charge relay system => ECO:0000269\|PubMed:5415110

Chain	Residue	Details
A	ASP102
A	SER195

site_id	SWS_FT_FI3
Number of Residues	4
Details	BINDING: BINDING => ECO:0000269\|PubMed:7656008, ECO:0007744\|PDB:1ELA, ECO:0007744\|PDB:1ELB, ECO:0007744\|PDB:1ELC

Chain	Residue	Details
A	GLU70
A	ASN72
A	GLN75
A	GLU80

Catalytic Information from CSA

site_id	CSA1
Number of Residues	2
Details	Annotated By Reference To The Literature 1a0j

Chain	Residue	Details
A	ASP102
A	HIS57

site_id	CSA2
Number of Residues	2
Details	Annotated By Reference To The Literature 1a0j

Chain	Residue	Details
A	SER195
A	GLY196

site_id	CSA3
Number of Residues	2
Details	Annotated By Reference To The Literature 1a0j

Chain	Residue	Details
A	SER195
A	GLY193

site_id	CSA4
Number of Residues	3
Details	Annotated By Reference To The Literature 1a0j

Chain	Residue	Details
A	ASP102
A	SER195
A	HIS57

site_id	CSA5
Number of Residues	4
Details	Annotated By Reference To The Literature 1a0j

Chain	Residue	Details
A	ASP102
A	SER195
A	HIS57
A	GLY196

site_id	CSA6
Number of Residues	4
Details	Annotated By Reference To The Literature 1a0j

Chain	Residue	Details
A	ASP102
A	SER195
A	GLY193
A	HIS57

site_id	CSA7
Number of Residues	5
Details	Annotated By Reference To The Literature 1a0j

Chain	Residue	Details
A	ASP102
A	SER195
A	GLY193
A	HIS57
A	SER214

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PDB entries from 2025-06-11

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