EntityQ471513· pop 23· linked from 1,293 articlesJohn Danny OlivasSign in to saveAmerican astronautMusic · MusicBrainzTypePersonCountryUSActive from1953-05-29via MusicBrainz · CC0Recent publications · Crossref5 total works indexedGeneralized Gradient Approximation Made Simple · 1996 · cited 200,169xHighly accurate protein structure prediction with AlphaFold · 2021 · cited 41,509xGene Ontology: tool for the unification of biology · 2000 · cited 36,302xMatplotlib: A 2D Graphics Environment · 2007 · cited 34,187xThe MOS 36-ltem Short-Form Health Survey (SF-36) · 1992 · cited 28,819xvia Crossref · CC0Connectionssurface supplied divingEntitydiving bellEntityCategories1965 birthsAmerican astronautsAmerican people of Mexican descentAquanautsHispanic and Latino American aviatorsHispanic and Latino American scientistsLiving peoplePeople from El Paso, TexasRice University alumniSpace Shuttle program astronautsSpacewalkersUniversity of Houston alumni