TABLE II Summary of the cytochrome P450 isoforms detected in the microsomal membrane fractions of lung and liver

ID Liver Lung P450 isoform GO term Tissue specificitya

C2F2 {checkmark} {checkmark} P450 2F2 Membrane Clara cells (lung and liver)
NCPR {checkmark} {checkmark} P450 reductase Membrane Liver microsomes
C39A {checkmark} P450 39A1 Membrane Liver microsomes
CP4B {checkmark} P450 4B1 Membrane Pulmonary microsomes (not found in liver)
CPBA {checkmark} P450 2B10 Membrane Liver microsomes
CP12 {checkmark} P450 1A2 Membrane Liver microsomes
CP3B {checkmark} P450 3A11 Membrane Liver microsomes
CP3G {checkmark} P450 3A16 Membrane Liver microsomes
CPAC {checkmark} P450 2A12 Membrane Liver microsomes
CPB9 {checkmark} P450 2B9 Membrane Liver microsomes
CPCT {checkmark} P450 2C29 Membrane Liver microsomes
CPD9 {checkmark} P450 2D9 Membrane Liver microsomes
CPDA {checkmark} P450 2D10 Membrane Liver microsomes
CPE1 {checkmark} P450 2E1 Membrane Highest level in liver
CPJ5 {checkmark} P450 2J5 Membrane Wide tissue distribution
CPT7 {checkmark} P450 17 Membrane No infomation
CPZ2 {checkmark} P450 2C37 Membrane Liver microsomes
CPZ3 {checkmark} P450 2C38 Membrane Liver, brain, kidney, and intestine (trace amounts in lung and heart)
CPZ4 {checkmark} P450 2C39 Membrane Liver microsomes
CPZ5 {checkmark} P450 2C40 Membrane Liver, brain, kidney, and intestine (trace amounts in lung and heart)
Q8VCX0 {checkmark} P450 2d9 N/Ab Liver microsomes
Q99N18 {checkmark} P450 CYP4F15 Monooxygenase High expression in liver and kidney, lower expression in brain
Q9DBW0 {checkmark} RIKEN: 1200012E24 Monooxygenase No information
Q9JKY7 {checkmark} P450 CYP2D22 Monooxygenase Most abundant in liver
Q9JMA7 {checkmark} Cytochrome P450 Monooxygenase Liver microsomes

a Annotation obtained from Swiss-Prot.

b No GO term available.