CCCCCP P
Ribulose 1,5-bisphosphate (RuBP)
CCCCC P
OO C
(unstable)
P CCCCCP PC
CCCCCP PC
CCCCCP PC
CCCCCP PC
3-phosphoglyceric acid (PGA)(2 molecules)
CCCCCP PC
CCCCCP PC
PPA P
CCCCCP PC
PPA P
P
P
PPA P P
P
1,3-bisphosphoglycerate2 molecules
CCCCCP PC P P
NADP+eH+ H+ e
eH+
CCCCCP PC P P
NADP+eH+ H+ e
eH+
H+
H+
e
e
H+ e
H+ P
P
P
CCCCCP PC P P
NADP+eH+ H+
H+ e H+ eP
NADP+eH+ H+ e
e
H+
H+
e
e
H+ e
H+
P
P
Phosophoglyceraldehyde (PGAL)2 molecules
OO COO C
OO C
CCCCCP PCCCCCCP PCCCCCCP PC
CCC PP
CCC PP
CCC PP
CCC PP
CCC PP
CCC PP
PPA P
6
NADP+eH+ H+ ee6
CCCCCP PCCCCCP PCCCCCP P
(RuBP)
CCC PH+ H+ e e
CCC PH+ H+ e e
CCC PH+ H+ e e
CCC PH+ H+ e e
CCC PH+ H+ e e
CCC PH+ H+ e e
(PGAL)
CCC PH+ H+ e e CCC P
H+ H+ e e
3 ATP
CCP CCCP CCCP C
CCC PCCC PCCC P
(PGA)
Zea leaf cross sectionA C4 plant
Zea leaf cross sectionA C4 plant
CCC
Phosophenolpyruvate (PEP)
OO C
PCCCC
POxaloacetate / malate
CCC
PyruvateOO C
Goes to Calvin cycle
CCC
PPA P
P
P
Phosphoenolpyruvate (PEP)
CAM (Crassulacean Acid metabolism) Photosynthesis