| Protein category | Recombinant protein |
| Source | proteins, Recombinants or rec |
| Target | InDterleukin |
| Properties | Depending on the epitopes used human ELISA kits can be cross reactive to many other species, Mainly analyzed are human serum, Modern , cDNA and human recombinants are used in human reactive ELISA kits and to produce anti-human mono and polyclonal antibodies, human cell culture supernatants and biological samples, plasma, primarily , saliva, urine,  , (Homo sapiens, Homo sapiens sapiens), Human proteins, humans , ssp |
| Group | recombinants |
| Gene target | Interleukin-21 / IL-21 Protein |
| Short name | Recombinant Interleukin-21 / IL-21 Protein |
| Technique | E, adv advises they will be reconstituted in a buffer soluion or culture medium for cell culture, coli recombinant proteins are , supplied as white sterile powder lyopillized, Recombinant, genetic recombinations , in Escherichia coli |
| Species | Humans, Human |
| Alternative name | sapiens Interleukin-21 / Interleukin-21 Protein, recombinant H |
| Alternative technique | rec |
| Identity | 6005 |
| Gene | IL21 |
| Long gene name | interleukin 21 |
| Synonyms | Za11 IL-21 |
| Locus | 4q27 |
| Discovery year | 2000-03-29 |
| GenBank acession | AF254069 |
| Entrez gene record | 59067 |
| Pubmed identfication | 11081504 17947662 |
| RefSeq identity | NM_021803 |
| Classification | Interleukins |
| Havana BLAST/BLAT | OTTHUMG00000133073 |