Summary Structural details Experimental details Functional details Sequence Neighbor History Downloads

4EJJ

Human Cytochrome P450 2A6 in complex with nicotine

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004497	molecular_function	monooxygenase activity
A	0005506	molecular_function	iron ion binding
A	0005515	molecular_function	protein binding
A	0005737	cellular_component	cytoplasm
A	0005789	cellular_component	endoplasmic reticulum membrane
A	0005881	cellular_component	cytoplasmic microtubule
A	0006629	biological_process	lipid metabolic process
A	0006805	biological_process	xenobiotic metabolic process
A	0008202	biological_process	steroid metabolic process
A	0008389	molecular_function	coumarin 7-hydroxylase activity
A	0008392	molecular_function	arachidonate epoxygenase activity
A	0009804	biological_process	coumarin metabolic process
A	0016491	molecular_function	oxidoreductase activity
A	0016705	molecular_function	oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
A	0016712	molecular_function	oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen
A	0019373	biological_process	epoxygenase P450 pathway
A	0019899	molecular_function	enzyme binding
A	0020037	molecular_function	heme binding
A	0042178	biological_process	xenobiotic catabolic process
A	0046226	biological_process	coumarin catabolic process
A	0046872	molecular_function	metal ion binding
B	0004497	molecular_function	monooxygenase activity
B	0005506	molecular_function	iron ion binding
B	0005515	molecular_function	protein binding
B	0005737	cellular_component	cytoplasm
B	0005789	cellular_component	endoplasmic reticulum membrane
B	0005881	cellular_component	cytoplasmic microtubule
B	0006629	biological_process	lipid metabolic process
B	0006805	biological_process	xenobiotic metabolic process
B	0008202	biological_process	steroid metabolic process
B	0008389	molecular_function	coumarin 7-hydroxylase activity
B	0008392	molecular_function	arachidonate epoxygenase activity
B	0009804	biological_process	coumarin metabolic process
B	0016491	molecular_function	oxidoreductase activity
B	0016705	molecular_function	oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
B	0016712	molecular_function	oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen
B	0019373	biological_process	epoxygenase P450 pathway
B	0019899	molecular_function	enzyme binding
B	0020037	molecular_function	heme binding
B	0042178	biological_process	xenobiotic catabolic process
B	0046226	biological_process	coumarin catabolic process
B	0046872	molecular_function	metal ion binding
C	0004497	molecular_function	monooxygenase activity
C	0005506	molecular_function	iron ion binding
C	0005515	molecular_function	protein binding
C	0005737	cellular_component	cytoplasm
C	0005789	cellular_component	endoplasmic reticulum membrane
C	0005881	cellular_component	cytoplasmic microtubule
C	0006629	biological_process	lipid metabolic process
C	0006805	biological_process	xenobiotic metabolic process
C	0008202	biological_process	steroid metabolic process
C	0008389	molecular_function	coumarin 7-hydroxylase activity
C	0008392	molecular_function	arachidonate epoxygenase activity
C	0009804	biological_process	coumarin metabolic process
C	0016491	molecular_function	oxidoreductase activity
C	0016705	molecular_function	oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
C	0016712	molecular_function	oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen
C	0019373	biological_process	epoxygenase P450 pathway
C	0019899	molecular_function	enzyme binding
C	0020037	molecular_function	heme binding
C	0042178	biological_process	xenobiotic catabolic process
C	0046226	biological_process	coumarin catabolic process
C	0046872	molecular_function	metal ion binding
D	0004497	molecular_function	monooxygenase activity
D	0005506	molecular_function	iron ion binding
D	0005515	molecular_function	protein binding
D	0005737	cellular_component	cytoplasm
D	0005789	cellular_component	endoplasmic reticulum membrane
D	0005881	cellular_component	cytoplasmic microtubule
D	0006629	biological_process	lipid metabolic process
D	0006805	biological_process	xenobiotic metabolic process
D	0008202	biological_process	steroid metabolic process
D	0008389	molecular_function	coumarin 7-hydroxylase activity
D	0008392	molecular_function	arachidonate epoxygenase activity
D	0009804	biological_process	coumarin metabolic process
D	0016491	molecular_function	oxidoreductase activity
D	0016705	molecular_function	oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
D	0016712	molecular_function	oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen
D	0019373	biological_process	epoxygenase P450 pathway
D	0019899	molecular_function	enzyme binding
D	0020037	molecular_function	heme binding
D	0042178	biological_process	xenobiotic catabolic process
D	0046226	biological_process	coumarin catabolic process
D	0046872	molecular_function	metal ion binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	18
Details	BINDING SITE FOR RESIDUE HEM A 500

Chain	Residue
A	ARG101
A	PHE432
A	SER433
A	ARG437
A	ASN438
A	CYS439
A	PHE440
A	GLY441
A	NCT501
A	HOH647
A	VAL117
A	ARG128
A	GLY301
A	GLY302
A	THR305
A	ARG372
A	LEU395
A	PRO431

site_id	AC2
Number of Residues	7
Details	BINDING SITE FOR RESIDUE NCT A 501

Chain	Residue
A	PHE107
A	PHE209
A	ASN297
A	GLY301
A	THR305
A	PHE480
A	HEM500

site_id	AC3
Number of Residues	19
Details	BINDING SITE FOR RESIDUE HEM B 500

Chain	Residue
B	ARG101
B	VAL117
B	ARG128
B	GLY301
B	GLY302
B	THR305
B	GLN360
B	SER369
B	ARG372
B	LEU395
B	PRO431
B	PHE432
B	SER433
B	ILE434
B	ARG437
B	ASN438
B	CYS439
B	PHE440
B	NCT501

site_id	AC4
Number of Residues	4
Details	BINDING SITE FOR RESIDUE NCT B 501

Chain	Residue
B	PHE107
B	ASN297
B	THR305
B	HEM500

site_id	AC5
Number of Residues	19
Details	BINDING SITE FOR RESIDUE HEM C 500

Chain	Residue
C	ARG101
C	VAL117
C	ARG128
C	GLY301
C	GLY302
C	THR305
C	VAL306
C	THR309
C	LEU370
C	ARG372
C	LEU395
C	PRO431
C	PHE432
C	SER433
C	ARG437
C	ASN438
C	CYS439
C	PHE440
C	NCT501

site_id	AC6
Number of Residues	5
Details	BINDING SITE FOR RESIDUE NCT C 501

Chain	Residue
C	PHE107
C	PHE209
C	ASN297
C	GLY301
C	HEM500

site_id	AC7
Number of Residues	5
Details	BINDING SITE FOR RESIDUE NCT D 501

Chain	Residue
D	GLY301
D	THR305
D	LEU370
D	PHE480
D	HEM502

site_id	AC8
Number of Residues	21
Details	BINDING SITE FOR RESIDUE HEM D 502

Chain	Residue
D	ARG101
D	VAL117
D	ARG128
D	GLY301
D	GLY302
D	THR305
D	VAL306
D	SER369
D	LEU370
D	ARG372
D	LEU395
D	PRO431
D	PHE432
D	SER433
D	ARG437
D	CYS439
D	PHE440
D	GLY441
D	ALA445
D	NCT501
D	HOH618

Functional Information from PROSITE/UniProt

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

Chain	Residue	Details
A	PHE432-GLY441

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	4
Details	Binding site: {"evidences":[{"evidenceCode":"ECO:0000305"}]}

Chain

Residue

Details

site_id	SWS_FT_FI2
Number of Residues	4
Details	Binding site: {}

Chain

Residue

Details

site_id	SWS_FT_FI3
Number of Residues	4
Details	Binding site: {"description":"axial binding residue"}

Chain

Residue

Details

		Sequence (fasta)
		PDBx/mmCIF
		PDBML format (no-atom)
		PDB format (full)
		Validation report (PDF)
		EDMap 2fo-fc (MTZ)