3QW7

Crystal structure of the protease domain of Botulinum Neurotoxin Serotype A with a peptide inhibitor RRFC

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004222	molecular_function	metalloendopeptidase activity
A	0006508	biological_process	proteolysis
A	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 501

Chain	Residue
A	HIS223
A	HIS227
A	GLU262
B	ARG196

---

site_id	AC2
Number of Residues	2
Details	BINDING SITE FOR RESIDUE SO4 A 502

Chain	Residue
A	LYS340
A	HOH788

---

site_id	AC3
Number of Residues	7
Details	BINDING SITE FOR RESIDUE SO4 A 503

Chain	Residue
A	ARG177
A	ASN394
A	HOH621
A	HOH737
A	ASN174
A	LEU175
A	THR176

---

site_id	AC4
Number of Residues	5
Details	BINDING SITE FOR RESIDUE SO4 B 301

Chain	Residue
A	ARG231
A	HOH654
B	ARG196
B	HOH402
B	HOH406

---

site_id	AC5
Number of Residues	2
Details	BINDING SITE FOR RESIDUE NA B 302

Chain	Residue
B	CYS199
B	HOH407

---

site_id	AC6
Number of Residues	28
Details	BINDING SITE FOR CHAIN B OF INHIBITORY PEPTIDE RRFC

Chain	Residue
A	PHE163
A	GLU164
A	PHE194
A	HIS223
A	GLU224
A	HIS227
A	TYR251
A	GLU257
A	GLU262
A	ARG363
A	TYR366
A	ASN368
A	PHE369
A	ASP370
A	ZN501
A	HOH628
A	HOH638
A	HOH722
A	HOH832
A	HOH982
A	HOH984
B	SO4301
B	NA302
B	HOH401
B	HOH403
B	HOH404
B	HOH405
B	HOH406

---

Functional Information from PROSITE/UniProt

site_id	PS00142
Number of Residues	10
Details	ZINC_PROTEASE Neutral zinc metallopeptidases, zinc-binding region signature. TLAHELIHAG

Chain	Residue	Details
A	THR220-GLY229

---

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	1
Details	ACT_SITE: ACT_SITE => ECO:0000255|PROSITE-ProRule:PRU10095

Chain	Residue	Details
A	GLU224

---

site_id	SWS_FT_FI2
Number of Residues	2
Details	BINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU10095, ECO:0000269|PubMed:17173035, ECO:0000305|PubMed:9783750, ECO:0007744|PDB:2NYY, ECO:0007744|PDB:2NZ9, ECO:0007744|PDB:3BTA, ECO:0007744|PDB:3QIX, ECO:0007744|PDB:3QIY, ECO:0007744|PDB:3QIZ, ECO:0007744|PDB:3QJ0

Chain	Residue	Details
A	HIS223
A	HIS227

---

site_id	SWS_FT_FI3
Number of Residues	1
Details	BINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU10095, ECO:0000269|PubMed:17173035, ECO:0007744|PDB:2NYY, ECO:0007744|PDB:2NZ9, ECO:0007744|PDB:3BTA, ECO:0007744|PDB:3QIX, ECO:0007744|PDB:3QIY, ECO:0007744|PDB:3QIZ, ECO:0007744|PDB:3QJ0

Chain	Residue	Details
A	GLU262

---

site_id	SWS_FT_FI4
Number of Residues	2
Details	SITE: Transition state stabilizer => ECO:0000305|PubMed:11827515

Chain	Residue	Details
A	ARG363
A	TYR366

---