P01903 (DRA_HUMAN) Homo sapiens (Human)

HLA class II histocompatibility antigen, DR alpha chain UniProtKBInterProSTRINGInteractive Modelling

254 aa; Sequence (Fasta) ; 1 identical sequence: Homo sapiens: A0A0G2JMH6

Available Structures

137 Experimental Structures

DescriptionPDB IDOligo-stateRangeSeq id (%)Ligands
Crystal Structure of HLA-DR1 with CLIP102-120 Heteromer
P01911; P04233;
26-209
100GOL;FMT;
Human Leukocyte Antigen class II allotype DR1 presenting SARS-CoV-2 Spike peptide S511-530 Heteromer
D7RIG0; P0DTC2;
26-207
10015×EDO;SO4;MES;
Human Leukocyte Antigen class II allotype DR1 presenting SARS-CoV-2 nsp14 peptide (orf1ab)6420-6434 Heteromer
D7RIG0; P0DTD1;
26-207
10016×EDO;SO4;
Crystal structure of DR11 presenting the RQ13 peptide Heteromer
P01911; P04585;
26-207
99.45NAG;NAG;SO4;NA;
Crystal structure of HLA-DR4 in complex with a human collagen type II peptide Heteromer
A2BFX2; P02458;
27-208
99.44NAG;GOL;
Human Leukocyte Antigen class II allotype DR1 presenting SARS-CoV-2 Membrane peptide M176-190 Heteromer
D7RIG0; P0DTC5;
26-207
100MES;EDO;
Human Leukocyte Antigen class II allotype DR1 presenting SARS-CoV-2 Spike peptide S761-775 Heteromer
D7RIG0; P0DTC2;
26-207
100EDO;
Human Leukocyte Antigen class II allotype DR1 presenting SARS-CoV-2 Omicron (BA.1) Spike peptide S7… Heteromer
D7RIG0; P0DTC2;
26-207
100EDO;SO4;
TCR/HLA-DR2b/MBP-peptide complex Heteromer
P01850; P01911; P02686;
27-208
100NAG;
MHC-II dynamics are maintained in HLA-DR allotypes to ensure catalyzed peptide exchange Heteromer
A0A1V1IGJ9; P04233;
26-206
100EDO;FLC;
Human Leukocyte Antigen class II allotype DR1 presenting SARS-CoV-2 nsp3 epitope (orf1ab)1350-1364 Heteromer
D7RIG0; P0DTD1;
27-207
100EDO;SIN;
Crystal structure of the MAM-MHC complex Heteromer
P01911; P11133; Q48898;
26-206
100PO4;
COMPLEX OF THE HUMAN MHC CLASS II GLYCOPROTEIN HLA-DR1 AND THE BACTERIAL SUPERANTIGEN SEB Heteromer
P01552; P01911;
26-206
100
HLA-DR1 with CLIP102-120(M107W) Heteromer
P01911; P04233;
26-205
100
Crystal structure of HLA-DRB1*04:01 with modified alpha-enolase peptide 326-340 (arginine 327 to ci… Heteromer
P01911; P06733;
27-206
100MPD;URE;PGE;
Human Leukocyte Antigen class II allotype DR1 presenting P11T->R modified influenza A virus haemagg… Heteromer
P01911; P03437;
27-206
100SO4; 16×EDO;
Human Leukocyte Antigen class II allotype DR1 presenting SARS-CoV-2 Omicron (BA.1) Spike peptide S4… Heteromer
D7RIG0; P0DTC2;
28-207
10030×EDO;SO4;DHL;
HLA-DR1 with the QAR Peptide Heteromer
P01911;
28-207
100PEG;EDO;GOL;SO4;
Human Leukocyte Antigen class II allotype DR1 presenting SARS-CoV-2 Spike peptide S486-505 Heteromer
D7RIG0; P0DTC2;
28-207
10010×EDO;DHL;
Crystal structure of HLA-DRB1*04:01 in complex with modified alpha-enolase peptide 26-40 with citru… Heteromer
P01911; P06733;
27-206
100
Structure of human MHC class II protein HLA-DR1 carrying an influenza hemagglutinin peptide partial… Heteromer
P01911;
27-206
99.44
Structure of HLA-DR1 with a bound peptide with non-optimal alanine in the P1 pocket Heteromer
P01911; P04439;
28-207
100
TCR interaction with peptide mimics of nickel offers structure insights to nickel contact allergy Heteromer
B8YAC7;
28-207
100NAG;IPA;
The structure of HLA-DRA, DRB3*0101 (DR52a) with bound platelet integrin peptide associated with fe… Heteromer
P05106; P79483;
28-207
100
immune receptor complex Heteromer
P01911; P02675;
27-206
100NAG; 20×GOL;NA;
Crystal Structure of the Complex of the MHC Class II Molecule HLA-DR1 (HA peptide 306-318) with the… Heteromer
P01911; P0A0L5;
28-207
100
HLA-DR1 in complex with a synthetic peptide (AAYSDQATPLLLSPR) Heteromer
P01911; P27705;
27-206
100
Crystal Structure of a Complex of a Human alpha/beta-T cell Receptor, Influenza HA Antigen Peptide,… Heteromer
P01848; P01850; P01911; P03437;
27-206
100NAG;NAG;
Crystal structure of DR11 presenting the gag293 epitope Heteromer
P01911; P04585;
27-206
100NAG;NAG;SO4;NA;ACT;
HLA-DR1 complexed with a 16 residue HIV capsid peptide bound in a hairpin conformation Heteromer
P01911; P0A0L5; P12495;
28-207
100
X-RAY CRYSTAL STRUCTURE OF HLA-DR4 COMPLEXED WITH A PEPTIDE FROM HUMAN COLLAGEN II Heteromer
P01552; P01911; P02458;
26-205
100NAG;
Crystal structure of HLA-DM bound to HLA-DR1 Heteromer
P01911; P28067; P28068;
27-206
99.44NAG;
CRYSTAL STRUCTURE OF HLA-DR2 (DRA*0101,DRB1*1501) COMPLEXED WITH A PEPTIDE FROM HUMAN MYELIN BASIC … Heteromer
P01911; P02686;
27-206
100NAG;
Crystal structure of HLA_DRB1*04:01 in complex with alpha-enolase peptide 26-40 Heteromer
P01911; P06733;
27-206
100
CRYSTAL STRUCTURE OF STAPHYLOCOCCAL ENTEROTOXIN H IN COMPLEX WITH HUMAN MHC CLASS II Heteromer
P01911; P0A0M0; Q03909;
28-207
100ZN;
CRYSTAL STRUCTURE OF A COMPLEX OF A HUMAN ALPHA/BETA-T CELL RECEPTOR, INFLUENZA HA ANTIGEN PEPTIDE,… Heteromer
P01848; P01850; P01911; P03437;
27-206
100NAG;
Crystal Structure of the Complex of the MHC Class II Molecule HLA-DR1 (HA peptide 306-318) with the… Heteromer
P01911; P0A0L5;
28-207
100
Structure of the Epstein-Barr Virus gp42 Protein Bound to the MHC class II Receptor HLA-DR1 Heteromer
P01911; P03205; P03437;
28-207
100
HLA-DR1 with SGP Influenza Matrix Peptide Heteromer
P01911; P05777;
28-207
100PEG;EDO;GOL;
Crystal Structure of the Complex of the MHC Class II Molecule HLA-DR1(HA peptide 306-318) with the … Heteromer
P01911; P0A0L5;
28-207
100
Crystal structure of DR1 presenting the RQ13 peptide Heteromer
P01911; P04585;
28-207
99.44PEG;NAG;
CRYSTAL STRUCTURE OF THE HUMAN CLASS II MHC PROTEIN HLA-DR1 COMPLEXED WITH AN INFLUENZA VIRUS PEPTI… Heteromer
P01911; P04664;
28-207
100NAG;NAG;
Mycoplasma arthritidis-derived mitogen complexed with class II MHC molecule HLA-DR1/HA complex in t… Heteromer
P01911; Q48898; Q91LS8;
27-206
100PO4;
Crystal structure of an immune complex at pH 6.5 Heteromer
P01911; P28067; P28068;
28-207
99.44NAG;
X-ray crystal structure of HLA-DRA1*0101/DRB5*0101 complexed with a peptide from Epstein Barr Virus… Heteromer
P03198; Q30154;
28-207
100NAG;NAG;
Cryo-EM structure of human invariant chain in complex with HLA-DR15 Heteromer
P01911; P04233;
28-207
100
Crystal structure of HLA-DRB1*04:01 with the alpha-enolase peptide 326-340 Heteromer
P01911; P06733;
27-205
100MRD;URE;MPD;
Immune Receptor Heteromer
P01911; P08670;
28-206
100NAG;NAG;EDO;PGE;
Immune Receptor Heteromer
P01911; P08670;
28-206
100NAG;NAG;EDO;
Human Leukocyte Antigen class II allotype DR1 presenting influenza A virus haemagglutinin (HA)306-3… Heteromer
P01911; P03437;
28-206
100EPE; 13×EDO;GOL;
MHC-II dynamics are maintained in HLA-DR allotypes to ensure catalyzed peptide exchange Heteromer
A0A4E9DJJ3; P04233;
28-206
100EDO;
F11 TCR in complex with Human Leukocyte Antigen class II allotype DR1 presenting P11T->R modified i… Heteromer
P01911; P03437;
28-206
10015×EDO;P4G;
HLA-DRB1*1402 in complex with Vimentin59-71 Heteromer
A0A0A1I7H6; P08670;
28-206
100NAG;NAG;EDO;PGE;
STRUCTURAL BASIS FOR THE BINDING OF AN IMMUNODOMINANT PEPTIDE FROM MYELIN BASIC PROTEIN IN DIFFEREN… Heteromer
P02686; Q30154;
28-206
100SO4;GOL;
Crystal structure of HLA-DR1/TPI(23-37) complexed with staphylococcal enterotoxin C3 variant 3B2 (S… Heteromer
P01911; P0A0L5; P60174;
29-207
100
Immune Receptor Heteromer
P01911; P16112;
28-206
100NAG;NAG;EDO;
HLA-DRB1*1402 in complex with Vimentin-64Cit59-71 Heteromer
A0A0A1I7H6; P08670;
28-206
100NAG;
Immune Receptor Heteromer
P01911; P08670;
28-206
100NAG;NAG;EDO;
HLA-DRB1 in complex with citrullinated Histone 2B peptide Heteromer
P01911; Q8N257;
28-206
100NAG;B3P;
Human class II MHC protein HLA-DR1 bound to a designed peptide related to influenza virus hemagglut… Heteromer
P01911; P03437; P0A0L3;
29-207
100
Immune Receptor Heteromer
P01911; P08670;
28-206
100NAG;NAG;
HLA-DR1 complexed with a 13 residue HIV capsid peptide Heteromer
P01911; P0A0L5; P12495;
29-207
100
Immune Receptor Heteromer
P01911; P08670;
28-206
100NAG;EDO;
Crystal Structure of the MHC Class II Molecule HLA-DR1 in Complex with the Fluorogenic Peptide, AcP… Heteromer
A8CDU0; P01911; P0A0L5;
28-206
100
immune receptor complex Heteromer
P01911; P02675;
27-205
100NAG; 13×GOL;
DR3 in complex with Aspergillus nidulans NAD-dependent histone deacetylase hst4 peptide Heteromer
Q5Y7D1;
27-205
100NAG;EDO;NAG;
T cell recognition of citrullinated alpha-enolase peptide presented by HLA-DR4 Heteromer
P01911; P06733;
28-206
100NAG;NAG;ACT;FMT;GOL;
Immune Receptor Heteromer
P01911; P08670;
28-206
100NAG;
Crystal structure of a complete ternary complex between TCR, superantigen, and peptide-MHC class II… Heteromer
A2NTY6; P01738; P01911; Q48898;
28-206
100
HLA-DR1 (DRA, DRB1 0101) HUMAN CLASS II HISTOCOMPATIBILITY PROTEIN (EXTRACELLULAR DOMAIN) COMPLEXED… Heteromer
P01911; P04439;
28-206
100
X-RAY CRYSTAL STRUCTURE OF HLA-DR4 COMPLEXED WITH DIPEPTIDE MIMETIC AND SEB Heteromer
P01552; P01911;
28-206
100
Crystal structure of HLA-DR4 bound to GP100 peptide Heteromer
P01911; P40967;
28-206
100
HLA-DR1 in complex with a synthetic peptide (AAYSDQATPLLLSPR) and the superantigen SEC3-3B2 Heteromer
P01911; P0A0L5; P27705;
29-207
100
TCR interaction with peptide mimics of nickel offers structure insight to nickel contact allergy Heteromer
B8YAC7;
28-206
100NAG;
immune complex Heteromer
P01308; P01911;
28-206
100NAG;NAG;MLI;
Structural basis for the recognition of mutant self by a tumor-specific, MHC class II-restricted T … Heteromer
P01911; P60174;
28-206
100NA;
T cell recognition of citrullinated vimentin peptide presented by HLA-DR4 Heteromer
P01911; P08670;
28-206
100NAG;GOL;SO4;NAG;
HLA-DR1 bound with CLIP peptide Heteromer
P01911; P04233;
29-207
100
Structural basis for recognition of mutant self by a tumor-specific, MHC class II-restricted TCR Heteromer
P01848; P01850; P01911; P60174;
28-206
100
Crystal structure of F24 TCR -DR1-RQ13 peptide complex Heteromer
A0A0B4J272; A0A5B9; P01911; P04585;
28-206
100NAG;
HLA-DR1 with GMF Influenza PB1 Peptide Heteromer
P01911;
28-206
100
Crystal structure of HLA-DRA*01:01/HLA-DRB1*04:01 in complex with c44H10 Fab Heteromer
A0A1V1IGJ9; P04664;
28-206
100NAG; 10×SO4;NAG;
HLA-DR1 mutant bN82A with covalently linked CLIP106-120(M107W) Heteromer
P01911;
27-205
100
CRYSTAL STRUCTURE OF A SUPERANTIGEN BOUND TO THE HIGH-AFFINITY, ZINC-DEPENDENT SITE ON MHC CLASS II Heteromer
P02686; Q30154; Q8NKX2;
28-206
100.0ZN;
Crystal structure of the D227A variant of Staphylococcal enterotoxin A in complex with human MHC cl… Heteromer
P01911; P0A0L2;
29-207
100
Engineered peptide-specific binder in complex with HLA-DR1/CLIP Heteromer
D7RIG0; P04233; Q48898;
28-206
100NAG;
Crystal structure of HLA DR52c Heteromer
B8YAC7; Q05639;
28-205
100NAG;SO4;
Structure of F11TCR in complex with DR1 MHC Class II presenting PKYVKQNTLKLAT Heteromer
P01911; P03435;
28-205
100EDO;SO4;PEG;
HLA class II peptide flanking residues tune the immunogenicity of a human tumor-derived epitope Heteromer
P01911; Q13641;
28-205
10016×EDO;PO4;
Crystal Structure of Staphylococcal Enterotoxin I (SEI) in Complex with a Human MHC class II Molecu… Heteromer
P01911; P04664; Q52T95;
29-206
100SO4;EPE;DIO;ZN;
X-RAY CRYSTAL STRUCTURE OF HLA-DR4 COMPLEXED WITH PEPTIDOMIMETIC AND SEB Heteromer
P01552; P01911;
28-205
100
X-RAY CRYSTAL STRUCTURE OF HLA-DR4 COMPLEXED WITH PEPTIDE AND SEB Heteromer
P01552; P01911;
29-206
100NAG;
HLA-DRB1 in complex with Histone 2B peptide Heteromer
P01911; Q96A08;
29-206
100NAG;B3P;
Structure of MHC class II molecule HLA-DR1 complexed with phosphopeptide MART-1 Heteromer
P01911; Q16655;
28-205
99.44
Crystal structure of CD4 mutant bound to HLA-DR1 Heteromer
P01730; P01911; P03437;
28-205
99.44GOL;
Structure of HLA-DR15 with bound alpha3(135-145) peptide Heteromer
P01911;
29-206
100NAG;NAG;
MHC-II dynamics are maintained in HLA-DR allotypes to ensure catalyzed peptide exchange Heteromer
D7RIG5; P04233;
28-205
100EDO;
HLA-DRB1 in complex with citrullinated LL37 peptide Heteromer
P01911; P49913;
29-206
100NAG;
HLA-DR1 with covalently linked CLIP106-120 in reversed orientation Heteromer
P01911; P04233;
28-205
100GOL;
Crystal structure of the ternary complex between human T cell receptor, staphylococcal enterotoxin … Heteromer
P01848; P01850; P01911; P0A0M0; Q03909;
29-206
100GOL;NA;
F54C HLA-DR1 bound with CLIP peptide Heteromer
P01911; P04233;
29-206
99.44
Crystal structure of DR15 presenting the RQ13 peptide Heteromer
P01911; P04585;
29-206
100NAG;PGE;PO4;
Crystal structure of F24 TCR -DR11-RQ13 peptide complex Heteromer
A0A0B4J272; A0A5B9; P01911; P04585;
29-206
100NAG;MG;
Crystal structure of CD4 mutant bound to HLA-DR1 Heteromer
P01730; P01911; P03437;
28-205
99.44GOL;
Crystal structure of F5 TCR -DR11-RQ13 peptide complex Heteromer
A0A0B4J272; A0A0G2JMB4; P01911; P04585;
29-206
100NAG;SO4;CL;MG;
Crystal Structure of HLA-DR1 with CLIP106-120, canonical peptide orientation Heteromer
P01911; P04233;
29-206
100
Crystal structure of F24 TCR -DR15-RQ13 peptide complex Heteromer
A0A0B4J272; A0A5B9; P01911; P04585;
29-206
100NAG;MG;SO4;
Crystal structure of a human autoimmune TCR MS2-3C8 bound to MHC class II self-ligand MBP/HLA-DR4 Heteromer
A0A5B9; P01848; P01911;
29-206
100
Structural basis for recognition of mutant self by a tumor-specific, MHC class II-restricted TCR Heteromer
P01848; P01850; P01911; P60174;
29-206
100
Crystal structure of 3A6 TCR bound to MBP/HLA-DR2a Heteromer
P01848; P01850; P02686; Q30154;
29-206
100
HLA-DRB1 in complex with citrullinated LL37 peptide Heteromer
P01911; P49913;
28-205
100NAG;
X-ray structure of the complex between staphylococcal enterotoxin B, T cell receptor and major hist… Heteromer
A0A5B9; P01552; P01848; P01911; P03437;
28-205
100
TCR complex Heteromer
P01911;
28-205
100NAG;SO4;
Crystal structure of humanized 44H10 Fab Version 22 in complex with HLA-DR (HLA-DRA*01:01/HLA-DRB1*… Heteromer
A0A1V1IGJ9;
29-206
100NAG;SO4;
Crystallographic structure of a rheumatoid arthritis MHC susceptibility allele, HLA-DR1 (DRB1*0101)… Heteromer
P01911; P02458;
29-206
89.89
HLA-DRB1*15:01 in complex with smith antigen Heteromer
P01911; P63162;
29-206
100NAG;
TCR interaction with peptide mimics of nickel offers structural insights in nickel contact allergy Heteromer
L7MTK9; L7MTL0; P79483;
28-205
100
Structure of HLA-DR1 with bound alpha3(135-145) peptide Heteromer
P01911;
29-206
100NAG;
Crystal structure of a complete ternary complex of T cell receptor, peptide-MHC and CD4 Heteromer
A0A5B9; P01730; P01848; P01911;
29-206
100
immune complex Heteromer
P01308; P01911;
29-206
100NAG;
Crystal structure of Immune Receptor Heteromer
P01911; P02458;
30-206
100NAG;B3P;
HLA-DRB1 in complex with citrullinated fibrinogen peptide Heteromer
P01911; P02675;
29-205
100NAG;
Crystal structure of HLA-DR4 in complex with a HSP70 peptide Heteromer
A0A1V1IGJ9; P9WMJ9;
29-205
100NAG;NAG;
HLA-DRB1 in complex with citrullinated Vimentin peptide Heteromer
P01911; P08670;
29-205
100NAG;
HLA-DR1 with covalently linked CLIP106-120 in canonical orientation Heteromer
P01911; P04233;
29-205
100GOL;
HLA-DRB1 in complex with citrullinated fibrinogen peptide Heteromer
P01911; P02675;
29-205
100NAG;
Crystal structure of HLA-DR1/TPI(23-37, Thr28-->Ile mutant) complexed with staphylococcal enterotox… Heteromer
P01911; P0A0L5; P60174;
29-205
100
CRYSTAL STRUCTURE OF HLA-DR4 COMPLEX WITH PEPTIDOMIMETIC AND SEB Heteromer
P01552; P01911;
29-205
100
HLA-DRB1 in complex with Type II collagen peptide Heteromer
P01911; P02458;
30-206
100NAG;NAG;
immune receptor complex Heteromer
P01911; P02675;
29-205
100NAG;GOL;
Crystal Structure of HLA-DR1 with CLIP106-120, flipped peptide orientation Heteromer
P01911; P04233;
29-205
100
HLA-DRB1*1402 in complex with citrullinated fibrinogen peptide Heteromer
A0A0A1I7H6; P02675;
29-205
100NAG;B3P;
immune receptor complex Heteromer
P01911; P02675;
29-205
100.0NAG;GOL;
T cell recognition of citrullinated vimentin peptide presented by HLA-DR4 Heteromer
P01911; P08670;
30-206
100NAG; 10×GOL;
THE STRUCTURE OF AN INTERMEDIATE IN CLASS II MHC MATURATION: CLIP BOUND TO HLA-DR3 Heteromer
P01911; P04233;
30-205
100NAG;
immune receptor complex Heteromer
P01911; P02675;
30-205
100NAG;GOL;
immune receptor complex Heteromer
P01911; P02675;
30-205
100NAG;GOL;

2 SWISS-MODEL models

TemplateOligo-stateQMEANDisCoRangeLigandsTrg-Tpl Seq id (%)
8vrw.1.Amonomer0.8128-207
100.00
7n6d.2.Amonomer0.6343-205
19.88