1YQO

T268A mutant heme domain of flavocytochrome P450 BM3

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004497	molecular_function	monooxygenase activity
A	0005506	molecular_function	iron ion binding
A	0016705	molecular_function	oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
A	0020037	molecular_function	heme binding
B	0004497	molecular_function	monooxygenase activity
B	0005506	molecular_function	iron ion binding
B	0016705	molecular_function	oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
B	0020037	molecular_function	heme binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	23
Details	BINDING SITE FOR RESIDUE HEM A 460

Chain	Residue
A	LYS69
A	PRO392
A	PHE393
A	GLY394
A	ARG398
A	ALA399
A	CYS400
A	ILE401
A	HOH462
A	HOH463
A	HOH466
A	LEU86
A	HOH484
A	HOH497
A	HOH536
A	HOH574
A	PHE87
A	TRP96
A	GLY265
A	ALA268
A	THR269
A	THR327
A	PHE331

---

site_id	AC2
Number of Residues	28
Details	BINDING SITE FOR RESIDUE HEM B 460

Chain	Residue
B	LYS69
B	LEU86
B	PHE87
B	TRP96
B	PHE107
B	ALA264
B	GLY265
B	ALA268
B	THR269
B	THR327
B	ALA328
B	PHE331
B	PRO392
B	PHE393
B	GLY394
B	ARG398
B	ALA399
B	CYS400
B	ILE401
B	GLY402
B	ALA406
B	HOH463
B	HOH465
B	HOH467
B	HOH472
B	HOH500
B	HOH511
B	HOH626

---

Functional Information from PROSITE/UniProt

site_id	PS00086
Number of Residues	10
Details	CYTOCHROME_P450 Cytochrome P450 cysteine heme-iron ligand signature. FGnGQRACIG

Chain	Residue	Details
A	PHE393-GLY402

---

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	2
Details	Binding site: {"evidences":[{"source":"PubMed","id":"15020590","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1SMJ","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI2
Number of Residues	2
Details	Binding site: {"description":"axial binding residue","evidences":[{"source":"PubMed","id":"10051560","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11695889","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11695892","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"14653735","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15020590","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15299332","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16403573","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17077084","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17429965","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17868686","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18004886","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18298086","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18619466","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18721129","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19492389","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20180779","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20947800","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21110374","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21875028","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7578081","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8342039","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9033595","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1BU7","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1BVY","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1FAG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1FAH","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1JME","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1JPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1P0V","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1P0W","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1P0X","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1SMI","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1SMJ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1YQO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1YQP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ZO4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ZO9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ZOA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2BMH","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2HPD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2IJ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2IJ3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2IJ4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2J1M","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2J4S","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2UWH","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3BEN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3CBD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EKB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EKD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EKF","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3HF2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3KX3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3KX4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3KX5","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3M4V","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3NPL","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI3
Number of Residues	2
Details	Site: {"description":"Important for catalytic activity","evidences":[{"source":"PubMed","id":"16403573","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"7578081","evidenceCode":"ECO:0000305"}]}

Chain

Residue

Details

---

Catalytic Information from CSA

site_id	MCSA1
Number of Residues	3
Details	M-CSA 699

Chain	Residue	Details
A	ALA268	electrostatic stabiliser, steric role
A	PHE393	electrostatic stabiliser, steric role
A	CYS400	electrostatic stabiliser

---

site_id	MCSA2
Number of Residues	3
Details	M-CSA 699

Chain	Residue	Details
B	ALA268	electrostatic stabiliser, steric role
B	PHE393	electrostatic stabiliser, steric role
B	CYS400	electrostatic stabiliser

---