4AOQ

Cationic trypsin in complex with mutated Spinacia oleracea trypsin inhibitor III (SOTI-III) (F14A)

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004175	molecular_function	endopeptidase activity
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	0007586	biological_process	digestion
A	0008236	molecular_function	serine-type peptidase activity
A	0046872	molecular_function	metal ion binding
A	0097180	cellular_component	serine protease inhibitor complex
A	0097655	molecular_function	serpin family protein binding
B	0004175	molecular_function	endopeptidase activity
B	0004252	molecular_function	serine-type endopeptidase activity
B	0005515	molecular_function	protein binding
B	0005576	cellular_component	extracellular region
B	0005615	cellular_component	extracellular space
B	0006508	biological_process	proteolysis
B	0007586	biological_process	digestion
B	0008236	molecular_function	serine-type peptidase activity
B	0046872	molecular_function	metal ion binding
B	0097180	cellular_component	serine protease inhibitor complex
B	0097655	molecular_function	serpin family protein binding
C	0004175	molecular_function	endopeptidase activity
C	0004252	molecular_function	serine-type endopeptidase activity
C	0005515	molecular_function	protein binding
C	0005576	cellular_component	extracellular region
C	0005615	cellular_component	extracellular space
C	0006508	biological_process	proteolysis
C	0007586	biological_process	digestion
C	0008236	molecular_function	serine-type peptidase activity
C	0046872	molecular_function	metal ion binding
C	0097180	cellular_component	serine protease inhibitor complex
C	0097655	molecular_function	serpin family protein binding
D	0004867	molecular_function	serine-type endopeptidase inhibitor activity
E	0004867	molecular_function	serine-type endopeptidase inhibitor activity
F	0004867	molecular_function	serine-type endopeptidase inhibitor activity

Functional Information from PDB Data

site_id	AC1
Number of Residues	4
Details	BINDING SITE FOR RESIDUE CA C 1247

Chain	Residue
C	GLU75
C	ASN77
C	VAL80
C	GLU85

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site_id	AC2
Number of Residues	6
Details	BINDING SITE FOR RESIDUE CA B 1247

Chain	Residue
B	HOH2068
A	HOH2176
B	GLU75
B	ASN77
B	VAL80
B	GLU85

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site_id	AC3
Number of Residues	6
Details	BINDING SITE FOR RESIDUE CA A 1247

Chain	Residue
A	GLU75
A	ASN77
A	VAL80
A	GLU85
A	HOH2064
A	HOH2065

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site_id	AC4
Number of Residues	10
Details	BINDING SITE FOR RESIDUE 1PE B 1248

Chain	Residue
B	ASN102
B	THR103
B	LEU104
B	GLN178
B	HOH2168
B	HOH2201
E	GLY8
E	HIS28
E	ILE30
E	VAL35

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Functional Information from PROSITE/UniProt

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

Chain	Residue	Details
A	VAL59-CYS64

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

Chain	Residue	Details
A	ASP194-VAL205

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	3
Details	SITE: Reactive bond for trypsin => ECO:0000250|UniProtKB:P84779

Chain	Residue	Details
D	ARG32
E	ARG32
F	ARG32
B	HIS63
B	ASP107
B	SER200
C	HIS63
C	ASP107
C	SER200

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site_id	SWS_FT_FI2
Number of Residues	21
Details	BINDING:

Chain	Residue	Details
A	GLU75
B	VAL80
B	GLU85
B	ASP194
B	GLN197
B	SER200
C	GLU75
C	ASN77
C	VAL80
C	GLU85
C	ASP194
A	ASN77
C	GLN197
C	SER200
A	VAL80
A	GLU85
A	ASP194
A	GLN197
A	SER200
B	GLU75
B	ASN77

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