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9BF9

Human LAG-3-HLA-DR1 complex

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
HLA class II histocompatibility antigen, DR alpha chainpolymer18921919.61UniProt (P01903)
Pfam (PF00993)
Pfam (PF07654)
Homo sapiens (human)MHC class II antigen DRA
2B
(B)
HLA class II histocompatibility antigen DR beta chainpolymer21124033.51UniProt (D7RIG0)
Pfam (PF00969)
Pfam (PF07654)
Homo sapiens (human)HLA-DRB1 protein,MHC class II antigen
3C
(G)
Membrane proteinpolymer131401.61UniProt (P0DTC5)Severe acute respiratory syndrome coronavirus 2M,E1 glycoprotein,Matrix glycoprotein,Membrane glycoprotein
4D
(D)
Lymphocyte activation gene 3 proteinpolymer41845338.31UniProt (P18627)Homo sapiens (human)LAG-3
5E
(C)
alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched910.81In PDB
GlyTouCan (G22768VO)
6F, I, J
(A, D)
SULFATE IONnon-polymer96.13Chemie (SO4)
7G
(D)
2-acetamido-2-deoxy-beta-D-glucopyranosenon-polymer221.21Chemie (NAG)
8H
(D)
DI(HYDROXYETHYL)ETHERnon-polymer106.11Chemie (PEG)
Sequence modifications
A: 5 - 181 (UniProt: P01903)
PDBExternal DatabaseDetails
Ile 1-expression tag
Lys 2-expression tag
Glu 3-expression tag
Glu 4-expression tag
Thr 182-expression tag
Ser 183-expression tag
Gly 184-expression tag
Asp 185-expression tag
Asp 186-expression tag
Asp 187-expression tag
Asp 188-expression tag
Lys 189-expression tag
B: 0 - 198 (UniProt: D7RIG0)
PDBExternal DatabaseDetails
Asp -12-expression tag
Ser -11-expression tag
Gly -10-expression tag
Gly -9-expression tag
Ser -8-expression tag
Gly -7-expression tag
Ser -6-expression tag
Ile -5-expression tag
Glu -4-expression tag
Gly -3-expression tag
Arg -2-expression tag
Gly -1-expression tag
Ser 0Ala 29conflict
Thr 191Arg 220conflict
Gly 192Ser 221conflict
Gly 193Glu 222conflict
Asp 194Ser 223conflict
Asp 195Ala 224conflict
Asp 196Gln 225conflict
Asp 197Ser 226conflict
D: 1 - 407 (UniProt: P18627)
PDBExternal DatabaseDetails
Gly -1-expression tag
Ser 0-expression tag
Thr 408-expression tag
Gly 409-expression tag
Gly 410-expression tag
Leu 411-expression tag
Glu 412-expression tag
Val 413-expression tag
Leu 414-expression tag
Phe 415-expression tag
Gln 416-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight92693.0
BranchedNumber of molecules1
Total formula weight910.8
Non-Polymers*Number of molecules5
Total formula weight615.5
All*Total formula weight94219.3
*Water molecules are not included.

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PDB entries from 2025-06-11

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