[Term]
id: PR:000005713
name: collagen alpha-1(IV) chain
def: "A collagen type IV alpha chain that is a translation product of the human COL4A1 gene or a 1:1 ortholog thereof." [PRO:DNx]
comment: Category=gene.
synonym: "COL4A1" EXACT PRO-short-label [PRO:DNx]
is_a: PR:000003388 ! collagen type IV alpha chain

[Term]
id: PR:P02462
name: collagen alpha-1(IV) chain (human)
def: "A collagen alpha-1(IV) chain that is encoded in the genome of human." [PRO:DNx, UniProtKB:P02462]
comment: Category=organism-gene.
synonym: "COL4A1" RELATED Gene-based [UniProtKB:P02462]
synonym: "hCOL4A1" EXACT PRO-short-label [PRO:DNx]
xref: UniProtKB:P02462
intersection_of: only_in_taxon NCBITaxon:9606 ! Homo sapiens
intersection_of: PR:000005713 ! collagen alpha-1(IV) chain
relationship: has_gene_template HGNC:2202 ! COL4A1 (human)

[Term]
id: PR:000052483
name: collagen alpha-1(IV) chain O-glycosylated 2 (human)
def: "A collagen alpha-1(IV) chain (human) that has been O-glycosylated at the residue equivalent to Thr-1525 of the amino acid sequence represented by UniProtKB:P02462-1, in which the glycan composition is represented by GlyTouCan:G43417UB. Example: UniProtKB:P02462-1, Thr-1525, MOD:00005~GNO:G43417UB." [GlyGen:P02462-1, PMID:30459171, PRO:DNx]
comment: Category=organism-modification. Requested by=GlyGen.
synonym: "hCOL4A1/OGlyco:2" EXACT PRO-short-label [PRO:DNx]
synonym: "UniProtKB:P02462-1, Thr-1525, MOD:00005~GNO:G43417UB" NARROW PRO-proteoform-std [PRO:DNx]
is_a: PR:P02462 ! collagen alpha-1(IV) chain (human)
relationship: has_part GNO:G43417UB ! G43417UB
relationship: has_part MOD:00005 ! O-glycosyl-L-threonine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens

[Term]
id: PR:000052482
name: collagen alpha-1(IV) chain O-glycosylated 1 (human)
def: "A collagen alpha-1(IV) chain (human) that has been O-glycosylated at the residue equivalent to Ser-1532 of the amino acid sequence represented by UniProtKB:P02462-1, in which the glycan composition is represented by GlyTouCan:G43417UB. Example: UniProtKB:P02462-1, Ser-1532, MOD:00002~GNO:G43417UB." [GlyGen:P02462-1, PMID:30459171, PRO:DNx]
comment: Category=organism-modification. Requested by=GlyGen.
synonym: "hCOL4A1/OGlyco:1" EXACT PRO-short-label [PRO:DNx]
synonym: "UniProtKB:P02462-1, Ser-1532, MOD:00002~GNO:G43417UB" NARROW PRO-proteoform-std [PRO:DNx]
is_a: PR:P02462 ! collagen alpha-1(IV) chain (human)
relationship: has_part GNO:G43417UB ! G43417UB
relationship: has_part MOD:00002 ! O-glycosyl-L-serine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens

[Term]
id: PR:P02462-2
name: collagen alpha-1(IV) chain isoform h2 (human)
def: "A collagen alpha-1(IV) chain (human) that is a translation product of some mRNA whose exon structure and start site selection renders it capable of giving rise to a protein with the amino acid sequence represented by UniProtKB:P02462-2." [PRO:DNx, UniProtKB:P02462]
comment: Category=organism-sequence.
synonym: "hCOL4A1/iso:h2" EXACT PRO-short-label [PRO:DNx]
xref: UniProtKB:P02462-2
is_a: PR:P02462 ! collagen alpha-1(IV) chain (human)
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens

[Term]
id: PR:P02462-1
name: collagen alpha-1(IV) chain isoform 1 (human)
def: "A collagen alpha-1(IV) chain isoform 1 that is encoded in the genome of human." [PRO:DNx]
comment: Category=organism-sequence.
synonym: "hCOL4A1/iso:1" EXACT PRO-short-label [PRO:DNx]
xref: UniProtKB:P02462-1
intersection_of: only_in_taxon NCBITaxon:9606 ! Homo sapiens
intersection_of: PR:000038630 ! collagen alpha-1(IV) chain isoform 1