Ribonuclease A

124 residues that cut RNA, and the most-studied enzyme of the twentieth century. Seven depositions, one camera.

the fold

crystal · 1FS31 chain solution, NMR · 2AAS1 chain

working

transition state · 1RUV1 chain held by its inhibitor · 1DFJ2 chains

taken apart

cut in two · RNase S · 1RNU1 chain C-terminal swap · 1A2W2 chains N-terminal swap · 1F0V2 chains

what you are looking at

—

—

assembly	—
span	—
modelled	—
completeness	—
helix / strand	—
disulfides	—
bound	—
extents Å	—
view	—

—

—

Colour is secondary structure (helix, strand, coil), the repo default. Chains aren't colour-coded — the second chain reads by shape.

copy this view

Turn the molecule, then copy. Paste into view.basis in proteins.js with by: 'human', then re-run the baker.

RCSB entry deposited .pdb what this page loads