[Term]
id: PR:000045161
name: histone H2B type 3-B, initiator methionine removed acetylated 3 (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that has been acetylated at the position equivalent to Lys-17 of the amino acid sequence represented by UniProtKB:Q8N257. UniProtKB:Q8N257, 2-126, Lys-17, MOD:00064." [HIstome_var_Hs:Histone_H2B_type_3-B, PMID:20693536, PRO:DAN, PRO:JPB, PRO:JR]
comment: Category=organism-modification.
synonym: "H2B_type_3-B:H2BK16ac" BROAD [HIstome_ptm_Hs:H2BK16ac]
synonym: "hH2BC26/InitMet-/Ac:3" EXACT PRO-short-label [PRO:DNx]
synonym: "PRO_0000071837, Lys-17, MOD:00064" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, Lys-17, MOD:00064" EXACT PRO-proteoform-std [PRO:DNx]
is_a: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: has_part MOD:00064 ! N6-acetyl-L-lysine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part PR:000021937 ! initiator methionine

[Term]
id: PR:Q8N257-1
name: histone H2B type 3-B isoform 1 (human)
def: "A histone H2B type 3-B isoform 1 that is encoded in the genome of human." [PRO:DNx]
comment: Category=organism-sequence.
synonym: "hH2BC26/iso:1" EXACT PRO-short-label [PRO:DNx]
xref: UniProtKB:Q8N257-1
intersection_of: only_in_taxon NCBITaxon:9606 ! Homo sapiens
intersection_of: PR:000041812 ! histone H2B type 3-B isoform 1

[Term]
id: PR:000045157
name: histone H2B type 3-B, initiator methionine removed phosphorylated 1 (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that has been phosphorylated on the residue at the position equivalent to Ser-15 of the amino acid sequence represented by UniProtKB:Q8N257. UniProtKB:Q8N257, 2-126, Ser-15, MOD:00046." [HIstome_var_Hs:Histone_H2B_type_3-B, PMID:12757711, PRO:DAN, PRO:JPB, PRO:JR]
comment: Category=organism-modification.
synonym: "H2B_type_3-B:H2BS14ph" BROAD [HIstome_ptm_Hs:H2BS14ph]
synonym: "hH2BC26/InitMet-/Phos:1" EXACT PRO-short-label [PRO:DNx]
synonym: "PRO_0000071837, Ser-15, MOD:00046" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, Ser-15, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx]
is_a: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: has_part MOD:00046 ! O-phospho-L-serine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part PR:000021937 ! initiator methionine

[Term]
id: PR:000045156
name: histone H2B type 3-B, initiator methionine removed acetylated 1 (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that has been acetylated at the position equivalent to Lys-13 of the amino acid sequence represented by UniProtKB:Q8N257. UniProtKB:Q8N257, 2-126, Lys-13, MOD:00064." [HIstome_var_Hs:Histone_H2B_type_3-B, PMID:16283522, PMID:18552846, PMID:20693536, PRO:DAN, PRO:JPB, PRO:JR]
comment: Category=organism-modification.
synonym: "H2B_type_3-B:H2BK12ac" BROAD [HIstome_ptm_Hs:H2BK12ac]
synonym: "hH2BC26/InitMet-/Ac:1" EXACT PRO-short-label [PRO:DNx]
synonym: "PRO_0000071837, Lys-13, MOD:00064" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, Lys-13, MOD:00064" EXACT PRO-proteoform-std [PRO:DNx]
xref: Reactome:R-HSA-4568654 "PR:000045156 located_in GO:0005654"
is_a: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: has_part MOD:00064 ! N6-acetyl-L-lysine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part PR:000021937 ! initiator methionine

[Term]
id: PR:000045159
name: histone H2B type 3-B, initiator methionine removed ADP-ribosylated 1 (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that has been ADP-ribosylated at the position equivalent to Lys-31 of the amino acid sequence represented by UniProtKB:Q8N257. UniProtKB:Q8N257, 2-126, Lys-31, MOD:01399." [HIstome_var_Hs:Histone_H2B_type_3-B, PMID:20525793, PRO:DAN, PRO:JPB, PRO:JR]
comment: Category=organism-modification.
synonym: "H2B_type_3-B:H2BK30ar" BROAD [HIstome_ptm_Hs:H2BK30ar]
synonym: "hH2BC26/InitMet-/ADPrib:1" EXACT PRO-short-label [PRO:DNx]
synonym: "PRO_0000071837, Lys-31, MOD:01399" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, Lys-31, MOD:01399" EXACT PRO-proteoform-std [PRO:DNx]
is_a: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: has_part MOD:01399 ! N6-(ADP-ribosyl)-L-lysine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part PR:000021937 ! initiator methionine

[Term]
id: PR:000045158
name: histone H2B type 3-B, initiator methionine removed acetylated 2 (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that has been acetylated at the position equivalent to Lys-21 of the amino acid sequence represented by UniProtKB:Q8N257. UniProtKB:Q8N257, 2-126, Lys-21, MOD:00064." [HIstome_var_Hs:Histone_H2B_type_3-B, PMID:16283522, PMID:18552846, PRO:DAN, PRO:JPB, PRO:JR]
comment: Category=organism-modification.
synonym: "H2B_type_3-B:H2BK20ac" BROAD [HIstome_ptm_Hs:H2BK20ac]
synonym: "hH2BC26/InitMet-/Ac:2" EXACT PRO-short-label [PRO:DNx]
synonym: "PRO_0000071837, Lys-21, MOD:00064" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, Lys-21, MOD:00064" EXACT PRO-proteoform-std [PRO:DNx]
xref: Reactome:R-HSA-4568683 "PR:000045158 located_in GO:0005654"
is_a: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: has_part MOD:00064 ! N6-acetyl-L-lysine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part PR:000021937 ! initiator methionine

[Term]
id: PR:000036263
name: histone H2B type 3-B acetylated 1 (human)
def: "A histone H2B type 3-B that is N-terminal Met acetylated in human. UniProtKB:Q8N257, Met-1, MOD:00058." [TDR:7103]
comment: Category=organism-modification. Note: Top down proteomics. Evidence=(ECO:0000006).
synonym: "hH2BC26/Ac:1" EXACT PRO-short-label [PRO:DNx]
synonym: "UniProtKB:Q8N257, Met-1, MOD:00058" EXACT PRO-proteoform-std [PRO:DNx]
xref: TDR:7103
is_a: PR:000008601 ! histone H2B type 3-B
relationship: has_part MOD:00058 ! N-acetyl-L-methionine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens

[Term]
id: PR:000045163
name: histone H2B type 3-B, initiator methionine removed monomethylated 1 (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that has been monomethylated at the position equivalent to Lys-6 of the amino acid sequence represented by UniProtKB:Q8N257. UniProtKB:Q8N257, 2-126, Lys-6, MOD:00085." [HIstome_var_Hs:Histone_H2B_type_3-B, PMID:17512414, PRO:DAN, PRO:JPB, PRO:JR]
comment: Category=organism-modification.
synonym: "H2B_type_3-B:H2BK5me1" BROAD [HIstome_ptm_Hs:H2BK5me1]
synonym: "hH2BC26/InitMet-/Me1:1" EXACT PRO-short-label [PRO:DNx]
synonym: "PRO_0000071837, Lys-6, MOD:00085" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, Lys-6, MOD:00085" EXACT PRO-proteoform-std [PRO:DNx]
is_a: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: has_part MOD:00085 ! N6-methyl-L-lysine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part PR:000021937 ! initiator methionine

[Term]
id: PR:000045164
name: histone H2B type 3-B, initiator methionine removed acetylated 5 (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that has been acetylated at the position equivalent to Lys-47 of the amino acid sequence represented by UniProtKB:Q8N257. UniProtKB:Q8N257, 2-126, Lys-47, MOD:00064." [HIstome_var_Hs:Histone_H2B_type_3-B, PMID:20693536, PRO:DAN, PRO:JPB, PRO:JR]
comment: Category=organism-modification.
synonym: "H2B_type_3-B:H2BK46ac" BROAD [HIstome_ptm_Hs:H2BK46ac]
synonym: "hH2BC26/InitMet-/Ac:5" EXACT PRO-short-label [PRO:DNx]
synonym: "PRO_0000071837, Lys-47, MOD:00064" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, Lys-47, MOD:00064" EXACT PRO-proteoform-std [PRO:DNx]
is_a: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: has_part MOD:00064 ! N6-acetyl-L-lysine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part PR:000021937 ! initiator methionine

[Term]
id: PR:000045165
name: histone H2B type 3-B, initiator methionine removed acetylated 6 (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that has been acetylated at the position equivalent to Lys-121 of the amino acid sequence represented by UniProtKB:Q8N257. UniProtKB:Q8N257, 2-126, Lys-121, MOD:00064." [HIstome_var_Hs:Histone_H2B_type_3-B, PMID:18552846, PRO:DAN, PRO:JPB, PRO:JR]
comment: Category=organism-modification.
synonym: "hH2BC26/InitMet-/Ac:6" EXACT PRO-short-label [PRO:DNx]
synonym: "H2B_type_3-B:H2BK120ac" BROAD [HIstome_ptm_Hs:H2BK120ac]
synonym: "PRO_0000071837, Lys-121, MOD:00064" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, Lys-121, MOD:00064" EXACT PRO-proteoform-std [PRO:DNx]
is_a: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: has_part MOD:00064 ! N6-acetyl-L-lysine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part PR:000021937 ! initiator methionine

[Term]
id: PR:000045166
name: histone H2B type 3-B, initiator methionine removed acetylated 7 (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that has been acetylated at the position equivalent to Lys-16 of the amino acid sequence represented by UniProtKB:Q8N257. UniProtKB:Q8N257, 2-126, Lys-16, MOD:00064." [HIstome_var_Hs:Histone_H2B_type_3-B, PMID:19883641, PRO:DAN, PRO:JPB, PRO:JR]
comment: Category=organism-modification.
synonym: "H2B_type_3-B:H2BK15ac" BROAD [HIstome_ptm_Hs:H2BK15ac]
synonym: "hH2BC26/InitMet-/Ac:7" EXACT PRO-short-label [PRO:DNx]
synonym: "PRO_0000071837, Lys-16, MOD:00064" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, Lys-16, MOD:00064" EXACT PRO-proteoform-std [PRO:DNx]
xref: Reactome:R-HSA-4568685 "PR:000045166 located_in GO:0005654"
is_a: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: has_part MOD:00064 ! N6-acetyl-L-lysine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part PR:000021937 ! initiator methionine

[Term]
id: PR:000047871
name: histone H2B type 3-B, initiator methionine removed N6-acetyllysine form (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that includes at least one N6-acetyllysine. UniProtKB:Q8N257, 2-126, MOD:00064." [PRO:DNx, Reactome:R-HSA-4549249]
comment: Category=organism-modification.
synonym: "PRO_0000071837, MOD:00064" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "hH2BC26/InitMet-/N6AcLys+" EXACT PRO-short-label [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, MOD:00064" EXACT PRO-proteoform-std [PRO:DNx]
xref: Reactome:R-HSA-4549249 "PR:000047871 located_in GO:0005654"
intersection_of: has_part MOD:00064 ! N6-acetyl-L-lysine
intersection_of: lacks_part PR:000021937 ! initiator methionine
intersection_of: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens

[Term]
id: PR:000045160
name: histone H2B type 3-B, initiator methionine removed ubiquitinated 1 (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that has been ubiquitinated on the lysine at the position equivalent to Lys-121 of the amino acid sequence represented by UniProtKB:Q8N257. UniProtKB:Q8N257, 2-126, Lys-121, MOD:01148." [HIstome_var_Hs:Histone_H2B_type_3-B, PMID:16307923, PMID:16713563, PMID:18400894, PMID:18832071, PMID:18923072, PMID:19575011, PRO:DAN, PRO:JPB, PRO:JR]
comment: Category=organism-modification. Note: A correction of the sequence numbering of the source data (Reactome:R-HSA-6782555) rendered PR:000047872 identical to this entry.
synonym: "H2B_type_3-B:H2BK120ub" BROAD [HIstome_ptm_Hs:H2BK120ub]
synonym: "hH2BC26/InitMet-/Ubiq:1" EXACT PRO-short-label [PRO:DNx]
synonym: "PRO_0000071837, Lys-121, MOD:01148" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, Lys-121, MOD:01148" EXACT PRO-proteoform-std [PRO:DNx]
xref: Reactome:R-HSA-3364030 "PR:000045160 located_in GO:0005654"
is_a: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: has_part MOD:01148 ! ubiquitinylated lysine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part PR:000021937 ! initiator methionine

[Term]
id: PR:000047868
name: obsolete histone H2B type 3-B, initiator methionine removed acetylated 7 (human)
is_obsolete: true
replaced_by: PR:000045166

[Term]
id: PR:000047869
name: obsolete histone H2B type 3-B, initiator methionine removed acetylated 2 (human)
is_obsolete: true
replaced_by: PR:000045158

[Term]
id: PR:000008601
name: histone H2B type 3-B
def: "A histone H2B that is a translation product of the human H2BC26 gene or a 1:1 ortholog thereof." [PRO:DAN]
comment: Category=gene.
synonym: "H2BU1" RELATED Gene-based []
synonym: "H2BC26" EXACT PRO-short-label [PRO:DNx]
synonym: "HIST3H2BB" RELATED Gene-based []
synonym: "H2B type 12" EXACT []
synonym: "H2B.U histone 1" EXACT []
synonym: "H2B-clustered histone 26" EXACT []
is_a: PR:000036509 ! histone H2B

[Term]
id: PR:000047867
name: obsolete histone H2B type 3-B, initiator methionine removed acetylated 1 (human)
is_obsolete: true
replaced_by: PR:000045156

[Term]
id: PR:000047866
name: histone H2B type 3-B, initiator methionine removed form (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed. UniProtKB:Q8N257, 2-126." [PRO:DNx, Reactome:R-HSA-181923, Reactome:R-HSA-977572]
comment: Category=organism-modification.
synonym: "PRO_0000071837" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "hH2BC26/InitMet-" EXACT PRO-short-label [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126" EXACT PRO-proteoform-std [PRO:DNx]
xref: Reactome:R-HSA-181923 "PR:000047866 located_in GO:0005654"
xref: Reactome:R-HSA-977572 "PR:000047866 located_in GO:0005576"
xref: TDR:2807
intersection_of: lacks_part PR:000021937 ! initiator methionine
intersection_of: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens

[Term]
id: PR:Q8N257
name: histone H2B type 3-B (human)
def: "A histone H2B type 3-B that is encoded in the genome of human." [PRO:DNx, UniProtKB:Q8N257]
comment: Category=organism-gene.
synonym: "H2BU1" RELATED Gene-based [UniProtKB:Q8N257]
synonym: "H2BC26" RELATED Gene-based [UniProtKB:Q8N257]
synonym: "hH2BC26" EXACT PRO-short-label [PRO:DNx]
synonym: "HIST3H2BB" RELATED Gene-based [UniProtKB:Q8N257]
synonym: "H2B type 12 (human)" EXACT [UniProtKB:Q8N257]
synonym: "H2B.U histone 1 (human)" EXACT [UniProtKB:Q8N257]
synonym: "H2B-clustered histone 26 (human)" EXACT [UniProtKB:Q8N257]
xref: UniProtKB:Q8N257
intersection_of: only_in_taxon NCBITaxon:9606 ! Homo sapiens
intersection_of: PR:000008601 ! histone H2B type 3-B
relationship: has_gene_template HGNC:20514 ! H2BC26 (human)

[Term]
id: PR:000047870
name: obsolete histone H2B type 3-B, initiator methionine removed acetylated 4 (human)
is_obsolete: true
replaced_by: PR:000045162

[Term]
id: PR:000045162
name: histone H2B type 3-B, initiator methionine removed acetylated 4 (human)
def: "A histone H2B type 3-B (human) that has had the initiator methionine removed and that has been acetylated at the position equivalent to Lys-6 of the amino acid sequence represented by UniProtKB:Q8N257. UniProtKB:Q8N257, 2-126, Lys-6, MOD:00064." [HIstome_var_Hs:Histone_H2B_type_3-B, PMID:18552846, PRO:DAN, PRO:JPB, PRO:JR]
comment: Category=organism-modification.
synonym: "H2B_type_3-B:H2BK5ac" BROAD [HIstome_ptm_Hs:H2BK5ac]
synonym: "hH2BC26/InitMet-/Ac:4" EXACT PRO-short-label [PRO:DNx]
synonym: "PRO_0000071837, Lys-6, MOD:00064" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:Q8N257, 2-126, Lys-6, MOD:00064" EXACT PRO-proteoform-std [PRO:DNx]
xref: Reactome:R-HSA-4568677 "PR:000045162 located_in GO:0005654"
xref: TDR:14768
is_a: PR:Q8N257 ! histone H2B type 3-B (human)
relationship: has_part MOD:00064 ! N6-acetyl-L-lysine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part PR:000021937 ! initiator methionine