His manager confirmed the death, but provided no further details.

James went on to produce cuts by Latifah, Gang Starr, Salt-N-Pepa, Eric B.

& Rakim, Digital Underground, Madonna, C&CMusicFactory, and many others.

DJ Mark The 45 King (aka Mark Howard James) in studio

DJ Mark The 45 King (aka Mark Howard James)Al Pereira/Getty Images/Michael Ochs Archives

#RIP Mark Howard James aka the 45 King … Im 4ever grateful!!!

Jay-Z added: Thank you Mark.

Your instrumentals, namely The 900 Number, were more memorable than our whole albums.

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You gave me a canvas to have a conversation with the world!!

You changed my life.

Even when the life is short, the art is long!!

No information on survivors or memorial plans was immediately available.