Nouns ending in -ure are usually feminine.
The suffix often marks a result, state, or collective.
Is littérature masculine or feminine?
lalittérature
The rule behind it
94.3% of -ure nouns are feminine
In context
L'auteur réunit toutes les différentes littératures européennes.
The author lumps all the different European literatures together.
C'est un ponte de la littérature anglaise.
He is a master of English literature.
J'aime lire de la littérature de science-fiction.
I like reading sci-fi literature.