9OFR

CRYSTAL STRUCTURE OF THE HUMAN IGA1 FC FRAGMENT-FC-ALPHA RECEPTOR (CD89) COMPLEX

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E, G (A, B, E, G)	Isoform 1 of Immunoglobulin heavy constant alpha 1	polymer	214	23226.4	4	UniProt (P01876) Pfam (PF00047) Pfam (PF07654)	Homo sapiens (human)	Ig alpha-1 chain C region,Ig alpha-1 chain C region BUR,Ig alpha-1 chain C region TRO
2	B, D, F, H (C, D, F, H)	Immunoglobulin alpha Fc receptor	polymer	207	23615.7	4	UniProt (P24071) Pfam (PF00047)	Homo sapiens (human)	IgA Fc receptor, CD89
3	I (I)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	1	In PDB GlyTouCan (G42666HT)
4	J, K, L, M, N... (C, B, D, E, F...)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	14	Chemie (NAG) PubChem (24139)
5	AA, BA, CA, DA, EA... (D, E, F, G, H...)	water	water		18.0	114	Chemie (HOH)

Sequence modifications

A, B, E, G: 242 - 454 (UniProt: P01876)

PDB	External Database	Details
Ala 241	-	expression tag

C, D, F, H: 1 - 195 (UniProt: P24071)

PDB	External Database	Details
Ala 196	-	expression tag
Ile 197	-	expression tag
Asp 198	-	expression tag
Gly 199	-	expression tag
Arg 200	-	expression tag
Ala 201	-	expression tag
His 202	-	expression tag
His 203	-	expression tag
His 204	-	expression tag
His 205	-	expression tag
His 206	-	expression tag
His 207	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	187368.5
Branched	Number of molecules	1
	Total formula weight	424.4
Non-Polymers*	Number of molecules	14
	Total formula weight	3096.9
All*	Total formula weight	190889.8

*Water molecules are not included.