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Alba Ferré García
Modulo de genómica y proteómica
Junio 2013
“Conjunto mínimo de genes que son
necesarios y suficientes para que una célula
funcione, en presencia ilimitada de nutrientes
esenciales”

Conocer mínima expresión.

Eliminar la carga génica.
A.
A.
B.
C.
D.
E.
Haemophilus influenzae (1830 Kb)
Mycoplasma pneumoniae (816 Kb)
Mycoplsama genitalium (580 Kb)
B.
Nanoarchaeum equitans (500 Kb)
Candidatus Carsonella ruddii (160 Kb)
D.
E.
C.

Teórico - computacional

Experimental – laboratorio
 Albert Libchaber
 Craig Venter
 CRG
H. influenzae y M.
1740genitalium
H. influenziae
M.genitalium
480
M. genitalium
480
Rickettsia
prowazekii
834
Chlamydia
trachomatis
894
256 genes
conservados
156 genes
conservados
+ toxin alpha-hemolysin
350 genes esenciales
1
2
2
3
1
3
NO
SI
1
2
SI
1
3
NO

Microorganismo diseñados para realizar
tareas específicas:
◦ Biocombustibles
◦ Medicamentos
◦ Eliminar tóxicos
◦ Reducir la contaminación
◦ Etc.



How many genes can make a cell:The Minimal-Gene-Set Concept,
Eugene V. Koonin, Annu. Rev. Genomics Hum. Genet. 2000. 01:99–116.
Toward an artificial cell based on gene expression in vesicles, Vincent
Noireaux, Roy Bar-Ziv, Jeremy Godefroy, Hanna Salman and Albert
Libchaber. Phys. Biol. 2 (2005) P1–P8.
Global Transposon Mutagenesis and a Minimal Mycoplasma Genome,
Clyde A. Hutchison III, Scott N. Peterson, Steven R. Gill, Robin T. Cline,
Owen White, Claire M. Fraser, Hamilton O. Smith, J. Craig Venter. Science
1999. Vol. 286, 2165 – 2169.

Transcriptome Complexity in a Genome-Reduced Bacterium Marc Güell
et al. Science 2009, Vol Vol 326, 1268 – 1271.

Proteome Organization in a Genome-Reduced Bacterium Sebastian
Kühner et al. Science 2009, Vol 326, 1235 – 1240.

Impact of Genome Reduction on Bacterial Metabolism and Its Regulation
Eva Yus et al. Science 2009, Vol 326, 1263 - 1268