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2PTT

Structure of NK cell receptor 2B4 (CD244) bound to its ligand CD48

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
CD48 antigenpolymer11012940.71UniProt (P18181)
Pfam (PF07686)
Mus musculus (house mouse)MRC OX-45 surface antigen, BCM1 surface antigen, BLAST-1, HM48-1, sgp-60
2B
(B)
Natural killer cell receptor 2B4polymer11212526.91UniProt (Q07763)
Pfam (PF11465)
Mus musculus (house mouse)NKR2B4, NK cell type I receptor protein 2B4, CD244 antigen, Non MHC restricted killing associated
3C
(A)
SULFATE IONnon-polymer96.11Chemie (SO4)
4D, E
(A, B)
waterwater18.0213Chemie (HOH)
Sequence modifications
A: 5 - 106 (UniProt: P18181)
PDBExternal DatabaseDetails
Met -3-expression tag
Ala -2-expression tag
Arg -1-expression tag
Ile 0-expression tag
Arg 1-expression tag
Ala 2-expression tag
Arg 3-expression tag
Gly 4-expression tag
Tyr 12Thr 34engineered mutation
Arg 30Lys 52engineered mutation
B: 0 - 110 (UniProt: Q07763)
PDBExternal DatabaseDetails
Met -1-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight25467.7
Non-Polymers*Number of molecules1
Total formula weight96.1
All*Total formula weight25563.7
*Water molecules are not included.

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PDB entries from 2025-12-17

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