U.S. Department of Health & Human Services Divider Arrow National Institutes of Health Divider Arrow NCATS

Approval Year

Substance Class Protein
Created
by admin
on Wed Apr 02 11:45:36 GMT 2025
Edited
by admin
on Wed Apr 02 11:45:36 GMT 2025
Protein Type Antigen
Protein Sub Type
Sequence Origin HUMAN
Sequence Type COMPLETE
Record UNII
E4ZK1AY5FU
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
HLA-A
Preferred Name English
HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, A ALPHA CHAIN
Common Name English
HUMAN LEUKOCYTE ANTIGEN A
Common Name English
Code System Code Type Description
UNIPROT
P04439
Created by admin on Wed Apr 02 11:45:36 GMT 2025 , Edited by admin on Wed Apr 02 11:45:36 GMT 2025
PRIMARY
FDA UNII
E4ZK1AY5FU
Created by admin on Wed Apr 02 11:45:36 GMT 2025 , Edited by admin on Wed Apr 02 11:45:36 GMT 2025
PRIMARY
From To
1_101 1_164
1_203 1_259
Glycosylation Type HUMAN
Glycosylation Link Type Site
N 1_86

Structural Modifications

Modification Type Location Site Location Type Residue Modified Extent Fragment Name Fragment Approval
AMINO_ACID_SUBSTITUTION [1_59] SITE_SPECIFIC TYROSINE O-SULFATE 29166358BF
AMINO_ACID_SUBSTITUTION [1_320] SITE_SPECIFIC TYROSINE O-PHOSPHATE 2R86C98KDX
AMINO_ACID_SUBSTITUTION [1_319] [1_325] [1_326] [1_328] [1_332] [1_335] SITE_SPECIFIC DEXFOSFOSERINE VI4F0K069V
Name Property Type Amount Referenced Substance Defining Parameters References
MOL_WEIGHT:NUMBER(CALCULATED) CHEMICAL
Molecular Formula CHEMICAL