Using Wild Cards on MGI Query Forms

This help document answers the following questions:

See also:

What is a wild card?

A wild card is an alphanumeric character or set of characters that can stand for a wide range of other characters. On most of the MGI Query Forms, you can use the * (asterisk) as a wildcard to facilitate text field searches.

For example, do this:

The Genes and Markers Query Results -- Summary page contains links to any markers whose symbol begins with Acr, such as Acr, Acrbp, and Acrv1. Note that there is also a link to Adp because its gene name is acrodysplasia.

When and where can I use a wild card?

You can use a wild card in any text field on an MGI query form. Use the wild card to enhance your search.

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How do I use wild cards on MGI query forms?

Enter... To find, for example...
Abc* All of the ATP-binding cassette genes
embry* Embryo, embryonic, embryonal, embryoes, embryogenesis
D2Mit* All of the MIT markers originally mapped to mouse Chromosome 2

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Which wild cards can I use on MGI query forms?

For most queries, you can use the * (asterisk) for text field searches. You can place the wild card symbol only after the text in the search field.

The table below lists all the wild cards you can use on the MGI Mouse SNP Query Form.

Wildcard Description
% Matches any string of 0 or more characters
_ (underscore) Matches any single character (including a blank space)
[a-n] Matches any character in the range of a to n
[abc] Matches any one of a, b, or c


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