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Growth factors (5 C, 51 P) GTP-binding protein regulators (1 C, 12 P) H. Heat shock proteins (48 P) L. Lectins (5 C, 24 P) M. ... Pages in category "Proteins by function"
Especially for enzymes the EC number system provides a functional classification scheme. [31] Similarly, gene ontology classifies both genes and proteins by their biological and biochemical function, and by their intracellular location. [32] Sequence similarity is used to classify proteins both in terms of evolutionary and functional similarity.
The human genome, categorized by function of each gene product, given both as number of genes and as percentage of all genes. [7] Proteins may also be classified based on their cellular function. A widely used classification is PANTHER (protein analysis through evolutionary relationships) classification system. [7]
Group 5 is the new IUPAC name for this group; the old style name was group VB in the old US system (CAS) or group VA in the European system (old IUPAC). Group 5 must not be confused with the group with the old-style group crossed names of either VA (US system, CAS) or VB (European system, old IUPAC); that group is now called the pnictogens or ...
The number in brackets, called a "sunid", is a SCOP unique integer identifier for each node in the SCOP hierarchy. The number in parentheses indicates how many elements are in each category. For example, there are 284 folds in the "All alpha proteins" class. Each member of the hierarchy is a link to the next level of the hierarchy.
In a number of iron–sulfur proteins, the [Fe 4 S 4] cluster can be reversibly converted by oxidation and loss of one iron ion to a [Fe 3 S 4] cluster. E.g., the inactive form of aconitase possesses an [Fe 3 S 4 ] and is activated by addition of Fe 2+ and reductant.
Proteins are often thought of as relatively stable tertiary structures that experience conformational changes after being affected by interactions with other proteins or as a part of enzymatic activity. However, proteins may have varying degrees of stability, and some of the less stable variants are intrinsically disordered proteins. These ...
The modern numbering system of "group 1" to "group 18" has been recommended by the International Union of Pure and Applied Chemistry (IUPAC) since 1988. The 1-18 system is based on each atom's s, p and d electrons beyond those in atoms of the preceding noble gas. Two older incompatible naming schemes can assign the same number to different ...