1r3m

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[[Image:1r3m.gif|left|200px]]<br /><applet load="1r3m" size="350" color="white" frame="true" align="right" spinBox="true"
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[[Image:1r3m.gif|left|200px]]
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caption="1r3m, resolution 2.2&Aring;" />
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'''Crystal structure of the dimeric unswapped form of bovine seminal ribonuclease'''<br />
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{{Structure
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|PDB= 1r3m |SIZE=350|CAPTION= <scene name='initialview01'>1r3m</scene>, resolution 2.2&Aring;
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|SITE=
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|LIGAND= <scene name='pdbligand=PO4:PHOSPHATE ION'>PO4</scene>
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|ACTIVITY= [http://en.wikipedia.org/wiki/Pancreatic_ribonuclease Pancreatic ribonuclease], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.1.27.5 3.1.27.5]
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|GENE=
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}}
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'''Crystal structure of the dimeric unswapped form of bovine seminal ribonuclease'''
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==Overview==
==Overview==
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==About this Structure==
==About this Structure==
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1R3M is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Bos_taurus Bos taurus] with <scene name='pdbligand=PO4:'>PO4</scene> as [http://en.wikipedia.org/wiki/ligand ligand]. Active as [http://en.wikipedia.org/wiki/Pancreatic_ribonuclease Pancreatic ribonuclease], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.1.27.5 3.1.27.5] Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1R3M OCA].
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1R3M is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Bos_taurus Bos taurus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1R3M OCA].
==Reference==
==Reference==
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Crystal structure of the dimeric unswapped form of bovine seminal ribonuclease., Berisio R, Sica F, De Lorenzo C, Di Fiore A, Piccoli R, Zagari A, Mazzarella L, FEBS Lett. 2003 Nov 6;554(1-2):105-10. PMID:[http://ispc.weizmann.ac.il//pmbin/getpm?pmid=14596923 14596923]
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Crystal structure of the dimeric unswapped form of bovine seminal ribonuclease., Berisio R, Sica F, De Lorenzo C, Di Fiore A, Piccoli R, Zagari A, Mazzarella L, FEBS Lett. 2003 Nov 6;554(1-2):105-10. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/14596923 14596923]
[[Category: Bos taurus]]
[[Category: Bos taurus]]
[[Category: Pancreatic ribonuclease]]
[[Category: Pancreatic ribonuclease]]
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[[Category: swapping]]
[[Category: swapping]]
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Thu Feb 21 14:46:42 2008''
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Thu Mar 20 13:46:23 2008''

Revision as of 11:46, 20 March 2008


PDB ID 1r3m

Drag the structure with the mouse to rotate
, resolution 2.2Å
Ligands:
Activity: Pancreatic ribonuclease, with EC number 3.1.27.5
Coordinates: save as pdb, mmCIF, xml



Crystal structure of the dimeric unswapped form of bovine seminal ribonuclease


Overview

Bovine seminal ribonuclease is a unique case of protein dimorphism, since it exists in two dimeric forms, with different biological and kinetic behavior, which interconvert into one another through three-dimensional swapping. Here we report the crystal structure, at 2.2 A resolution, of the unswapped form of bovine seminal ribonuclease. Besides completing the structural definition of bovine seminal ribonuclease conformational dimorphism, this study provides the structural basis to explain the dependence of the enzyme cooperative effects on its swapping state.

About this Structure

1R3M is a Single protein structure of sequence from Bos taurus. Full crystallographic information is available from OCA.

Reference

Crystal structure of the dimeric unswapped form of bovine seminal ribonuclease., Berisio R, Sica F, De Lorenzo C, Di Fiore A, Piccoli R, Zagari A, Mazzarella L, FEBS Lett. 2003 Nov 6;554(1-2):105-10. PMID:14596923

Page seeded by OCA on Thu Mar 20 13:46:23 2008

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