7KP1

CD1a-42:2 SM binary complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	T-cell surface glycoprotein CD1a	polymer	285	32464.4	1	UniProt (P06126) Pfam (PF16497) Pfam (PF07654) In PDB	Homo sapiens (Human)	T-cell surface antigen T6/Leu-6,hTa1 thymocyte antigen
2	B	Beta-2-microglobulin	polymer	106	12430.0	1	UniProt (P61769) Pfam (PF07654) In PDB	Homo sapiens (Human)
3	A	sphingomyelin	non-polymer		814.2	1	Chemie (FO4)
4	A	2-(N-MORPHOLINO)-ETHANESULFONIC ACID	non-polymer		195.2	1	Chemie (MES)
5		water	water		18.0	224	Chemie (HOH)

Sequence modifications

A: 1 - 278 (UniProt: P06126)

PDB	External Database	Details
Thr 2	Asp 19	conflict
Ile 13	Thr 30	conflict
Trp 51	Cys 68	conflict
Gly 279	-	expression tag
Ser 280	-	expression tag
Leu 281	-	expression tag
Val 282	-	expression tag
Pro 283	-	expression tag
Arg 284	-	expression tag
Gly 285	-	expression tag

B: 1 - 100 (UniProt: P61769)

PDB	External Database	Details
Gly 101	-	expression tag
Ser 102	-	expression tag
Leu 103	-	expression tag
Val 104	-	expression tag
Pro 105	-	expression tag
Arg 106	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	44894.4
Non-Polymers*	Number of molecules	2
	Total formula weight	1009.5
All*	Total formula weight	45903.9

*Water molecules are not included.