1GKN

Structure Determination and Rational Mutagenesis reveal binding surface of immune adherence receptor, CR1 (CD35)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	COMPLEMENT RECEPTOR TYPE 1	polymer	128	14213.2	1	UniProt (P17927) Pfam (PF00084) In PDB	HOMO SAPIENS (HUMAN)	CR1, C3B/C4B RECEPTOR, CD35, ANTIGEN

Sequence modifications

A: 897 - 900 (PDB: 1GKN)
A: 901 - 1024 (UniProt: P17927)

PDB	External Database	Details
Thr 918	Asn 959	engineered mutation
Thr 987	Asn 1028	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	14213.2
All*	Total formula weight	14213.2

*Water molecules are not included.