Vol. 196 No. 2, January 23, 2012. Pages 189–201.

In this Review the bibliographic information for Valencia et al. (1991) was incorrectly listed by the authors. The correct information for Valencia et al. (1991) appears below.

The html and pdf versions of this article have been corrected. The error remains only in the print version.

References

References
Valencia
A.
,
Chardin
P.
,
Wittinghofer
A.
,
Sander
C.
.
1991
.
The ras protein family: evolutionary tree and role of conserved amino acids
.
Biochemistry.
30
:
4637
4648
.