1ZG8

Crystal Structure of (R)-2-(3-{[amino(imino)methyl]amino}phenyl)-3-sulfanylpropanoic acid Bound to Activated Porcine Pancreatic Carboxypeptidase B

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004181	molecular_function	metallocarboxypeptidase activity
A	0006508	biological_process	proteolysis
A	0008270	molecular_function	zinc ion binding
B	0004181	molecular_function	metallocarboxypeptidase activity
B	0006508	biological_process	proteolysis
B	0008270	molecular_function	zinc ion binding
C	0004181	molecular_function	metallocarboxypeptidase activity
C	0006508	biological_process	proteolysis
C	0008270	molecular_function	zinc ion binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	4
Details	BINDING SITE FOR RESIDUE ZN A 400

Chain	Residue
A	HIS69
A	GLU72
A	HIS196
A	L98401

---

site_id	AC2
Number of Residues	4
Details	BINDING SITE FOR RESIDUE ZN B 500

Chain	Residue
B	HIS69
B	GLU72
B	HIS196
B	L98501

---

site_id	AC3
Number of Residues	4
Details	BINDING SITE FOR RESIDUE ZN C 600

Chain	Residue
C	GLU72
C	HIS196
C	L98601
C	HIS69

---

site_id	AC4
Number of Residues	18
Details	BINDING SITE FOR RESIDUE L98 A 401

Chain	Residue
A	HIS69
A	GLU72
A	ARG127
A	ASN144
A	ARG145
A	HIS196
A	LEU203
A	SER207
A	TYR248
A	ALA250
A	GLY253
A	ASP255
A	ASP256
A	THR268
A	GLU270
A	ZN400
A	HOH1067
A	HOH1240

---

site_id	AC5
Number of Residues	19
Details	BINDING SITE FOR RESIDUE L98 B 501

Chain	Residue
B	HIS69
B	GLU72
B	ASN144
B	ARG145
B	HIS196
B	LEU203
B	SER207
B	ILE247
B	TYR248
B	ALA250
B	GLY253
B	ASP255
B	ASP256
B	THR268
B	GLU270
B	ZN500
B	HOH1024
B	HOH1149
B	HOH1341

---

site_id	AC6
Number of Residues	16
Details	BINDING SITE FOR RESIDUE L98 C 601

Chain	Residue
C	HIS69
C	GLU72
C	ARG127
C	ASN144
C	ARG145
C	HIS196
C	LEU203
C	SER207
C	ILE247
C	TYR248
C	GLY253
C	ASP255
C	ASP256
C	GLU270
C	ZN600
C	HOH1211

---

Functional Information from PROSITE/UniProt

site_id	PS00132
Number of Residues	23
Details	CARBOXYPEPT_ZN_1 Zinc carboxypeptidases, zinc-binding region 1 signature. PaIfMdcGfHArEwISHafcqwF

Chain	Residue	Details
A	PRO60-PHE82

---

site_id	PS00133
Number of Residues	11
Details	CARBOXYPEPT_ZN_2 Zinc carboxypeptidases, zinc-binding region 2 signature. HSYSQMIlYPY

Chain	Residue	Details
A	HIS196-TYR206

---

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	3
Details	ACT_SITE: Proton donor/acceptor => ECO:0000255|PROSITE-ProRule:PRU01379

Chain	Residue	Details
A	GLU270
B	GLU270
C	GLU270

---

site_id	SWS_FT_FI2
Number of Residues	9
Details	BINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU01379

Chain	Residue	Details
A	HIS69
A	GLU72
A	HIS196
B	HIS69
B	GLU72
B	HIS196
C	HIS69
C	GLU72
C	HIS196

---

site_id	SWS_FT_FI3
Number of Residues	12
Details	BINDING: BINDING => ECO:0000250|UniProtKB:P00730

Chain	Residue	Details
A	ARG127
C	ASN144
C	SER197
C	TYR248
A	ASN144
A	SER197
A	TYR248
B	ARG127
B	ASN144
B	SER197
B	TYR248
C	ARG127

---

Catalytic Information from CSA

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

Chain	Residue	Details
A	ARG127
A	GLU270

---

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

Chain	Residue	Details
B	ARG127
B	GLU270

---

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

Chain	Residue	Details
C	ARG127
C	GLU270

---

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

Chain	Residue	Details
A	ARG71
A	GLU270
A	ARG127

---

site_id	CSA5
Number of Residues	3
Details	Annotated By Reference To The Literature 1cbx

Chain	Residue	Details
B	ARG71
B	GLU270
B	ARG127

---

site_id	CSA6
Number of Residues	3
Details	Annotated By Reference To The Literature 1cbx

Chain	Residue	Details
C	ARG71
C	GLU270
C	ARG127

---