Believe It or Not!

From Proteopedia

Revision as of 07:52, 4 July 2012

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 Homo sapiens, present in 23,665 PDB structures and Escherichia coli, present in 9,519 PDB structures.
• The most common Ligand is ZN, present in 7,462 PDB structures (excluding SO4)
• The most common Space group is P 21 21 21, present in 16,803 PDB structures.
• The most common Chemical Element, after the common protein elements C,O,N,P,S is Zinc, found in 7,473 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 3nir, with 0.48 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 structure with the most models is 2hyn, with 184 models.
• The PDB structures with the most related structures are 4abg, 4abf, 4abe with 270 related structures each.
• The PDB structure with the longest chain is 3kgv with 4,128 amino acids (alpha carbons only).
• The PDB structures with the shortest chain (greater than one residue) are 1a16, 1ahg, 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, 3er9, 3j0l, 3j0o, 3j0p, 3j0q, 3ngz, 3nma, 3ra4, 3ra9, 3rec, 3rtj, 3tmn, 3u2e, 3ucu, 3ucz, 3ud3, 3ud4, 4a3g, 4a3j, 4a8k, 4pad with 2 residues each.
• The PDB structure with the most amino acids is 1ml5 with 10,396 amino acids (alpha carbons only).
• The PDB structures with the heaviest chain are 2vz8, 2vz9 with 272,251.98 each.
• The PDB structure with the most ligands is 3arc with 19 ligands.
• The PDB structure with the largest file is 2ku2 with 22,208,392 bytes (compressed).
• The PDB structure with the smallest file is 3rec with 2,658 bytes (compressed).

Overall Statistics ...

• The mean PDB resolution is 2.15 ± 0.56 based on 72,617 X_Ray structures.
• The mean PDB file is 177.94K ± 294.57K based on 82,809 files.
• There are 2 structure files with 12 citations (1het,3u87) and 3 structure files with 7 citations (1dwb,1dwc,1dwd).

Updated by OCA on Wed Jul 4 11:00:02 2012

Notes

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See Also

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