4AKC

Structure of Galactose Binding lectin from Champedak (CGB) with Gal(beta)1,3-GalNac

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	AGGLUTININ ALPHA CHAIN	polymer	133	14662.5	4	UniProt (P18670) Pfam (PF01419) In PDB	ARTOCARPUS INTEGER	JACALIN ALPHA CHAIN, HAMPEDAK GALACTOSE BINDING LECTIN
2	B, D, F, H	AGGLUTININ BETA-4 CHAIN	polymer	21	2158.3	4	UniProt (Q9S8T0) In PDB	ARTOCARPUS INTEGER	JACALIN BETA-4 CHAIN, CHAMPEDAK GALACTOSE BINDING LECTIN
3	I, J, K, L	beta-D-galactopyranose-(1-3)-2-acetamido-2-deoxy-alpha-D-galactopyranose	branched		383.3	4	In PDB BIRD (PRD_900084) GlyTouCan (G00031MO)		Thomsen-Friedenreich antigen
4		water	water		18.0	51	Chemie (HOH)

Sequence modifications

A, C, E, G: 1 - 133 (UniProt: P18670)

PDB	External Database	Details
Glu 42	Gln 42	SEE REMARK 999
Lys 74	Asn 74	SEE REMARK 999
Ser 105	Asn 105	SEE REMARK 999

B, D, F, H: 1 - 19 (UniProt: Q9S8T0)

PDB	External Database	Details
Ser 20	-	expression tag
Thr 21	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	67283.4
Branched	Number of molecules	4
	Total formula weight	1533.4
All*	Total formula weight	68816.8

*Water molecules are not included.