7MX4

CD1c with antigen analogue 1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	T-cell surface glycoprotein CD1c/T-cell surface glycoprotein CD1b chimeric protein	polymer	282	31645.4	1	UniProt (P29017) UniProt (P29016) Pfam (PF16497) Pfam (PF07654)	Homo sapiens (Human)
2	B (B)	Beta-2-microglobulin	polymer	108	12616.1	1	UniProt (P61769) Pfam (PF07654)	Homo sapiens (Human)
3	C (A)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	1	Chemie (NAG)
4	D (A)	(4S,8R,12S,16S,20S)-4,8,12,16,20-pentamethylheptacosyl (1R,2S,3S,4R,5R)-2,3,4-trihydroxy-5-(hydroxymethyl)cyclohexyl hydrogen (R)-phosphate	non-polymer		707.0	1	Chemie (ZPD)
5	E (A)	DODECANE	non-polymer		170.3	1	Chemie (D12)
6	F (A)	(2S)-2,3-dihydroxypropyl hexadecanoate	non-polymer		330.5	1	Chemie (ZP7)
7	G (A)	2-[N-CYCLOHEXYLAMINO]ETHANE SULFONIC ACID	non-polymer		207.3	1	Chemie (NHE)
8	H, I (A, B)	MALONIC ACID	non-polymer		104.1	2	Chemie (MLA)
9	J, K (A, B)	water	water		18.0	222	Chemie (HOH)

Sequence modifications

A: 1 - 194 (UniProt: P29017)

PDB	External Database	Details
Gln 52	Asn 70	engineered mutation
Gln 57	Asn 75	engineered mutation
Gly 108	Lys 126	engineered mutation
Gln 128	Asn 146	engineered mutation

A: 195 - 279 (UniProt: P29016)

PDB	External Database	Details
Gly 242	Trp 259	engineered mutation
Gly 280	-	expression tag
Ser 281	-	expression tag
Leu 282	-	expression tag

B: 1 - 100 (UniProt: P61769)

PDB	External Database	Details
Asp -1	-	expression tag
Ala 0	-	expression tag
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	44261.5
Non-Polymers*	Number of molecules	7
	Total formula weight	1844.5
All*	Total formula weight	46106.0

*Water molecules are not included.