[Term] id: PR:000068849 name: splicing factor 3B subunit 4 cysteinylated 1 (human) def: "A splicing factor 3B subunit 4 (human) that has been cysteinylated on the residue at the position equivalent to Cys-168 of the amino acid sequence represented by UniProtKB:Q15427. UniProtKB:Q15427, Cys-168, MOD:00765." [PRO:DNx, IEDB_epitope:1004117] comment: Category=organism-modification. synonym: "hSF3B4/Cyst:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:Q15427, Cys-168, MOD:00765" EXACT PRO-proteoform-std [PRO:DNx] is_a: PR:Q15427 ! splicing factor 3B subunit 4 (human) relationship: has_part MOD:00765 ! cysteinylation (disulfide with free L-cysteine) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens