Thomas A. Steitz
Encyclopedia
Thomas Arthur Steitz is a Sterling Professor
Sterling Professor
A Sterling Professorship is the highest academic rank at Yale University, awarded to a tenured faculty member considered one of the best in his or her field...

 of Molecular Biophysics
Molecular biophysics
Molecular biophysics is a rapidly evolving interdisciplinary area of research that combines concepts in physics, chemistry, engineering, mathematics and biology...

 and Biochemistry
Biochemistry
Biochemistry, sometimes called biological chemistry, is the study of chemical processes in living organisms, including, but not limited to, living matter. Biochemistry governs all living organisms and living processes...

, Howard Hughes Medical Institute
Howard Hughes Medical Institute
Howard Hughes Medical Institute is a United States non-profit medical research organization based in Chevy Chase, Maryland. It was founded by the American businessman Howard Hughes in 1953. It is one of the largest private funding organizations for biological and medical research in the United...

, Yale University
Yale University
Yale University is a private, Ivy League university located in New Haven, Connecticut, United States. Founded in 1701 in the Colony of Connecticut, the university is the third-oldest institution of higher education in the United States...

, New Haven, Connecticut
Connecticut
Connecticut is a state in the New England region of the northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, and the state of New York to the west and the south .Connecticut is named for the Connecticut River, the major U.S. river that approximately...

, USA. Steitz was awarded the 2009 Nobel Prize in Chemistry
Nobel Prize in Chemistry
The Nobel Prize in Chemistry is awarded annually by the Royal Swedish Academy of Sciences to scientists in the various fields of chemistry. It is one of the five Nobel Prizes established by the will of Alfred Nobel in 1895, awarded for outstanding contributions in chemistry, physics, literature,...

 along with Venkatraman Ramakrishnan and Ada Yonath
Ada Yonath
Ada E. Yonath is an Israeli crystallographer best known for her pioneering work on the structure of the ribosome. She is the current director of the Helen and Milton A. Kimmelman Center for Biomolecular Structure and Assembly of the Weizmann Institute of Science. In 2009, she received the Nobel...

 "for studies of the structure and function of the ribosome". Steitz also won the Gairdner International Award in 2007 "for his studies on the structure and function of the ribosome
Ribosome
A ribosome is a component of cells that assembles the twenty specific amino acid molecules to form the particular protein molecule determined by the nucleotide sequence of an RNA molecule....

 which showed that the peptidyl
Peptide
Peptides are short polymers of amino acid monomers linked by peptide bonds. They are distinguished from proteins on the basis of size, typically containing less than 50 monomer units. The shortest peptides are dipeptides, consisting of two amino acids joined by a single peptide bond...

 transferase
Transferase
In biochemistry, a transferase is an enzyme that catalyzes the transfer of a functional group from one molecule to another . For example, an enzyme that catalyzed this reaction would be a transferase:In this example, A would be the donor, and B would be the acceptor...

 was an RNA
RNA
Ribonucleic acid , or RNA, is one of the three major macromolecules that are essential for all known forms of life....

 catalyzed reaction, and for revealing the mechanism of inhibition of this function by antibiotics".

Born in Milwaukee, Wisconsin
Wisconsin
Wisconsin is a U.S. state located in the north-central United States and is part of the Midwest. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake Michigan to the east, Michigan to the northeast, and Lake Superior to the north. Wisconsin's capital is...

, Steitz studied chemistry as an undergraduate at Lawrence University
Lawrence University
Lawrence University is a selective, private liberal arts college with a nationally recognized conservatory of music, in Appleton, Wisconsin. Lawrence University is known for its rigorous academic environment. Founded in 1847, the first classes were held on November 12, 1849...

. While there he was a member of the fraternity, Delta Tau Delta
Delta Tau Delta
Delta Tau Delta is a U.S.-based international secret letter college fraternity. Delta Tau Delta was founded in 1858 at Bethany College, Bethany, Virginia, . It currently has around 125 student chapters nationwide, as well as more than 25 regional alumni groups. Its national community service...

,the Delta Nu chapter.

He received a Ph.D. in biochemistry and molecular biology from Harvard University
Harvard University
Harvard University is a private Ivy League university located in Cambridge, Massachusetts, United States, established in 1636 by the Massachusetts legislature. Harvard is the oldest institution of higher learning in the United States and the first corporation chartered in the country...

 in 1966 where he worked under direction of subsequent 1976 chemistry Nobel Prize
Nobel Prize in Chemistry
The Nobel Prize in Chemistry is awarded annually by the Royal Swedish Academy of Sciences to scientists in the various fields of chemistry. It is one of the five Nobel Prizes established by the will of Alfred Nobel in 1895, awarded for outstanding contributions in chemistry, physics, literature,...

 winner William N. Lipscomb, Jr.
William Lipscomb
William Nunn Lipscomb, Jr. was a Nobel Prize-winning American inorganic and organic chemist working in nuclear magnetic resonance, theoretical chemistry, boron chemistry, and biochemistry.-Overview:...


While at Harvard after the training task of determining the structure of the small molecule methyl ethylene phosphate, Steitz made these contributions to determining the atomic structures of carboxypeptidase A
Carboxypeptidase A
Carboxypeptidase A usually refers to the pancreatic exopeptidase which hydrolyzes peptide bonds of C-terminal residues with aromatic or aliphatic side chains...



and aspartate carbamoyltransferase
Aspartate carbamoyltransferase
Aspartate carbamoyltransferase catalyzes the first step in the pyrimidine biosynthetic pathway .In E. coli, the enzyme is a multi-subunit protein complex composed of 12 subunits...

,

each the largest atomic structure determined in its time.
The structure of the large 50S
50S
50S is the larger subunit of the 70S ribosome of prokaryotes. It is the site of inhibition for antibiotics such as macrolides, chloramphenicol, clindamycin, and the pleuromutilins. It includes the subunits 5S and 23S.-Structure:...

 ribosomal subunit, which Steitz later determined in his own lab at Yale University, and for which Steitz was awarded the Nobel Prize is even larger.

He did his postdoctoral research as a Jane Coffin Childs Postdoctoral Fellow at the MRC Laboratory of Molecular Biology at Cambridge University during 1967-1970. He was also a Macy Fellow doing research at the University of Göttingen during 1976-1977 and a Fairchild Scholar at the California Institute of Technology
California Institute of Technology
The California Institute of Technology is a private research university located in Pasadena, California, United States. Caltech has six academic divisions with strong emphases on science and engineering...

 during 1984-1985.

He is married to Joan A. Steitz, also a Sterling Professor of Molecular Biophysics and Biochemistry at Yale. In 2010, he lives in Branford, Connecticut
Branford, Connecticut
-Landmarks and attractions:Branford has six historic districts that are listed on the U.S. National Register of Historic Places . These include buildings in Federal, Arts and Crafts, and Queen Anne styles of architecture...

.

Publications


External links

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