In the first quarter of 2004, approximately 1,273 structures were deposited in the PDB archive. Of the structures received, 83% were deposited with a "hold until publication" release status; 3% were deposited with a specific release date; and 14% were deposited with a "release immediately" status.
84% of these entries were the result of X-ray crystallographic experiments; 13% were determined by NMR methods.
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