Difference between revisions of "ATP-Binding Cassette Transporters"

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(Parameters)
(Parameters)
Line 26: Line 26:
 
pH 7.0, 37°C, recombinant MRP2, using 4mM MgATP and 5g of isolated membranes.
 
pH 7.0, 37°C, recombinant MRP2, using 4mM MgATP and 5g of isolated membranes.
 
|<ref name="Yas2007"> [http://ac.els-cdn.com/S0928098708003618/1-s2.0-S0928098708003618-main.pdf?_tid=a147bd90-1dc8-11e6-9405-00000aab0f26&acdnat=1463666001_5a08a971497da36ce8a604f84caadfc2 Yasunaga M. "Molecular cloning and functional characterization of cynomolgus monkey multidrug resistance-associated protein 2 (MRP2)''  Eur. J. Pharm. Sci. 35, 326-334 (2008)]</ref>   
 
|<ref name="Yas2007"> [http://ac.els-cdn.com/S0928098708003618/1-s2.0-S0928098708003618-main.pdf?_tid=a147bd90-1dc8-11e6-9405-00000aab0f26&acdnat=1463666001_5a08a971497da36ce8a604f84caadfc2 Yasunaga M. "Molecular cloning and functional characterization of cynomolgus monkey multidrug resistance-associated protein 2 (MRP2)''  Eur. J. Pharm. Sci. 35, 326-334 (2008)]</ref>   
 +
|-
 +
|0.0000366 ± 0.0000038
 +
|mM
 +
|Human
 +
|Substrate LTC4, 37 °C, 4 mM ATP,
 +
|<ref name="Mao2000"> [http://www.jbc.org/content/275/44/34166.full.pdf Zeng H. "Transport of amphipathic anions by human multidrug resistance protein 3''  J. Biol. Chem. 275, 34166-34172 (2000)]</ref>
 +
|-
 +
|5.3E-3 ± 2.6E-3
 +
|mM
 +
|Human
 +
|4 mM ATP, 37°C, 5–10 ml of membrane vesicle suspension (30
 +
mg protein).
 +
|<ref name="Zeng2000"> [http://cancerres.aacrjournals.org/content/60/17/4779.full.pdf "Functional reconstitution of substrate transport by purified multidrug resistance protein MRP1 (ABCC1) in phospholipid vesicles''  Cancer Res. 60, 4779-4784 (2000)]</ref>
 
|-
 
|-
 
|}
 
|}
Line 56: Line 69:
 
pH 7.0, 37°C, recombinant MRP2, using 4mM MgATP and 5g of isolated membranes.
 
pH 7.0, 37°C, recombinant MRP2, using 4mM MgATP and 5g of isolated membranes.
 
|<ref name="Yas2007"> [http://ac.els-cdn.com/S0928098708003618/1-s2.0-S0928098708003618-main.pdf?_tid=a147bd90-1dc8-11e6-9405-00000aab0f26&acdnat=1463666001_5a08a971497da36ce8a604f84caadfc2 Yasunaga M. "Molecular cloning and functional characterization of cynomolgus monkey multidrug resistance-associated protein 2 (MRP2)''  Eur. J. Pharm. Sci. 35, 326-334 (2008)]</ref>   
 
|<ref name="Yas2007"> [http://ac.els-cdn.com/S0928098708003618/1-s2.0-S0928098708003618-main.pdf?_tid=a147bd90-1dc8-11e6-9405-00000aab0f26&acdnat=1463666001_5a08a971497da36ce8a604f84caadfc2 Yasunaga M. "Molecular cloning and functional characterization of cynomolgus monkey multidrug resistance-associated protein 2 (MRP2)''  Eur. J. Pharm. Sci. 35, 326-334 (2008)]</ref>   
 +
|-
 +
|125 ± 12
 +
|pmol/min/mg
 +
|Human
 +
|Substrate LTC4, 37 °C, 4 mM ATP,
 +
|<ref name="Mao2000"> [http://www.jbc.org/content/275/44/34166.full.pdf Mao Q. "Functional reconstitution of substrate transport by purified multidrug resistance protein MRP1 (ABCC1) in phospholipid vesicles''  J. Biol. Chem. 275, 34166-34172 (2000)]</ref>
 +
|-
 +
|20.2 ± 5.9
 +
|pmol/mg/min
 +
|Human
 +
|4 mM ATP, 37°C, 5–10 ml of membrane vesicle suspension (30
 +
mg protein).
 +
|<ref name="Zeng2000"> [http://cancerres.aacrjournals.org/content/60/17/4779.full.pdf "Functional reconstitution of substrate transport by purified multidrug resistance protein MRP1 (ABCC1) in phospholipid vesicles''  Cancer Res. 60, 4779-4784 (2000)]</ref>
 
|-
 
|-
 
|}
 
|}

Revision as of 15:17, 19 May 2016

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Reaction

Chemical equation

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Rate equation

Parameters

Michaelis-Menten Constants
Value Units Species Notes Reference
0.0109 ± 0.00391 mM Human Substrate: LTC4

pH 7.0, 37°C, recombinant MRP2, using 4mM MgATP and 5g of isolated membranes.

[1]
0.0000366 ± 0.0000038 mM Human Substrate LTC4, 37 °C, 4 mM ATP, [2]
5.3E-3 ± 2.6E-3 mM Human 4 mM ATP, 37°C, 5–10 ml of membrane vesicle suspension (30

mg protein).

[3]
Protein Concentrations
Value Units Species Notes Reference
Vmax ***
Value Units Species Notes Reference
190.9 ± 19.6 nmol Pi/min/mg protein Human Substrate: LTC4

pH 7.0, 37°C, recombinant MRP2, using 4mM MgATP and 5g of isolated membranes.

[1]
125 ± 12 pmol/min/mg Human Substrate LTC4, 37 °C, 4 mM ATP, [2]
20.2 ± 5.9 pmol/mg/min Human 4 mM ATP, 37°C, 5–10 ml of membrane vesicle suspension (30

mg protein).

[3]

References

Related Reactions