4MNQ
TCR-peptide specificity overrides affinity enhancing TCR-MHC interactions
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | HLA class I histocompatibility antigen, A-2 alpha chain | polymer | 276 | 31951.3 | 1 | UniProt (P01892) Pfam (PF00129) Pfam (PF07654) UniProt (by SIFTS) (P04439) In PDB | Homo sapiens (human) | MHC class I antigen A*2 |
2 | B | Beta-2-microglobulin | polymer | 100 | 11879.4 | 1 | UniProt (P61769) Pfam (PF07654) In PDB | Homo sapiens (human) | Beta-2-microglobulin form pI 5.3 |
3 | C | Telomerase reverse transcriptase | polymer | 9 | 1142.4 | 1 | UniProt (O14746) In PDB | Homo sapiens | HEST2, Telomerase catalytic subunit, Telomerase-associated protein 2, TP2 |
4 | D | Uncharacterized protein, T-cell receptor, sp3.4 alpha chain | polymer | 200 | 22245.6 | 1 | UniProt (H2RG00) UniProt (K7N5M9) Pfam (PF07686) Pfam (PF09291) UniProt (by SIFTS) (K7N5N2) In PDB | Pan troglodytes (Chimpanzee human) | |
5 | E | V_segment translation product, T-cell receptor beta-1 chain C region | polymer | 240 | 27135.1 | 1 | UniProt (A0A585) UniProt (P01850) Pfam (PF07654) In PDB | Homo sapiens (human) | |
6 | A | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
7 | A, E | 1,2-ETHANEDIOL | non-polymer | 62.1 | 2 | Chemie (EDO) | |||
8 | water | water | 18.0 | 21 | Chemie (HOH) |
Sequence modifications
B: 1 - 99 (UniProt: P61769)
D: 2 - 88 (UniProt: H2RG00)
D: 113 - 201 (UniProt: K7N5M9)
E: 2 - 95 (UniProt: A0A585)
E: 113 - 241 (UniProt: P01850)
PDB | External Database | Details |
---|---|---|
Met 0 | - | EXPRESSION TAG |
PDB | External Database | Details |
---|---|---|
Asp 27 | Ala 42 | CONFLICT |
Trp 33 | Gln 48 | CONFLICT |
Val 89 | - | LINKER |
Asp 90 | - | LINKER |
Ser 91 | - | LINKER |
Ala 92 | - | LINKER |
Thr 93 | - | LINKER |
Ala 94 | - | LINKER |
Leu 95 | - | LINKER |
Pro 96 | - | LINKER |
Tyr 97 | - | LINKER |
Gly 98 | - | LINKER |
Tyr 99 | - | LINKER |
Ile 100 | - | LINKER |
Phe 101 | - | LINKER |
Gly 102 | - | LINKER |
Thr 103 | - | LINKER |
Gly 104 | - | LINKER |
Thr 105 | - | LINKER |
Arg 106 | - | LINKER |
Leu 107 | - | LINKER |
Lys 108 | - | LINKER |
Val 109 | - | LINKER |
Leu 110 | - | LINKER |
Ala 111 | - | LINKER |
Asn 112 | - | LINKER |
E: 2 - 95 (UniProt: A0A585)
PDB | External Database | Details |
---|---|---|
Ile 50 | Val 69 | CONFLICT |
His 51 | Gly 70 | CONFLICT |
Pro 52 | Ala 71 | CONFLICT |
Glu 53 | Gly 72 | CONFLICT |
Tyr 54 | Ile 73 | CONFLICT |
Gln 96 | - | LINKER |
Gly 97 | - | LINKER |
Thr 98 | - | LINKER |
Glu 99 | - | LINKER |
Ala 100 | - | LINKER |
Phe 101 | - | LINKER |
Phe 102 | - | LINKER |
Gly 103 | - | LINKER |
Gln 104 | - | LINKER |
Gly 105 | - | LINKER |
Thr 106 | - | LINKER |
Arg 107 | - | LINKER |
Leu 108 | - | LINKER |
Thr 109 | - | LINKER |
Val 110 | - | LINKER |
Val 111 | - | LINKER |
Glu 112 | - | LINKER |
PDB | External Database | Details |
---|---|---|
Tyr 148 | Phe 37 | CONFLICT |
Cys 168 | Ser 57 | CONFLICT |
Ala 186 | Cys 75 | CONFLICT |
Asp 200 | Asn 89 | CONFLICT |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 5 |
Total formula weight | 94353.7 | |
Non-Polymers* | Number of molecules | 3 |
Total formula weight | 216.2 | |
All* | Total formula weight | 94570.0 |