Believe It or Not!

From Proteopedia

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A list of Useful, Useless or simply Interesting facts on Proteins, Structures and what's around them, automatically updated by OCA, the browser and database for structure and function.

The most common ...

• The most common Sources are [1], present in 18,703 PDB structures and [2], present in 7,244 PDB structures.
• The most common Ligand is SO4, present in 7,674 PDB structures.
• The most common Space group is P 21 21 21, present in 13,379 PDB structures.
• The most common Chemical Element, after the common protein elements C,O,N,P,S is Zinc, found in 5,831 PDB structures.
• The least common Chemical Elements are Indium (1ind), Neptunium (1yuh), Rhodium (2zur) and Vanadium (1qyl), found in 1 PDB structure each.

The most conspicuous ...

• The PDB structure with the best resolution is 1ejg, with 0.54 Å.
• The PDB structure with the worst resolution is 2tma, with 15.00 Å.
• The PDB structure with the shortest life is 2v4w with 11 days.
• The PDB structures with the most models are [[]], with models.
• The PDB structure with the most related structures is 2uuy with 259 related structures.
• The PDB structure with the longest chain is 3kgv with 4,128 amino acids.
• The PDB structures with the shortest chain (greater than one residue) are 1a16, 1ahg, 1apg, 1b2m, 1cwp, 1d53, 1ddl, 1dn8, 1ehl, 1f0v, 1i8m, 1ijs, 1kqs, 1lgc, 1m6a, 1n38, 1oup, 1pek, 1pv4, 1pvo, 1q81, 1q82, 1rnb, 1uvk, 1xam, 207l, 279d, 2aig, 2dwl, 2dwm, 2ht1, 2htt, 2ok0, 2pjr, 2vrt, 3bfn, 3er9, 3rec, 3tmn, 4pad with 2 residues each.
• The PDB structures with the heaviest chain are 2vz8, 2vz9 with 272,251.98 each.
• The PDB structures with the most ligands are 2axt, 2zxw, 3abk, 3abl, 3abm, 3ag1, 3ag2, 3ag3, 3ag4, 3bz1, 3bz2, 3kzi with 15 ligands each.
• The PDB structure with the largest file is 2ku2 with 21.18M .
• The PDB structure with the smallest file is 3rec with 2.6K .

Overall Statistics ...

• The mean PDB resolution is 2.15 ± 0.55 based on 57,528 X_Ray structures.
• The mean PDB file is 164.04K ± 278.05K based on 66,478 files.
• There is 1 structure file with 12 citations (1het) and 1 structure file with 9 citations (1dxr).

Updated by OCA on Wed Jul 14 16:26:27 2010

Notes

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See Also

• Atomic coordinate file
• Ligands
• NMR Ensembles of Models
• Protein Data Bank
• Resolution
• Standard Residues