Info-goto-emacs-key-command-node

Info-goto-emacs-key-command-node is an interactive autoloaded compiled Lisp function in `info.el'.

It is bound to C-h K, <f1> K, <help> K, <menu-bar> <help-menu> <search-documentation> <lookup-key-in-manual>.

(Info-goto-emacs-key-command-node KEY)

Go to the node in the Emacs manual which describes the command bound to KEY.
KEY is a string.
Interactively, if the binding is `execute-extended-command', a command is read.
The command is found by looking up in Emacs manual's indices
or in another manual found via COMMAND's `info-file' property or
the variable `Info-file-list-for-emacs'.