9VAK

Carbohydrate-binding module 32 of LnbB from Bifidobacterium bifidum, LNB complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (B, A, C, D)	Lacto-N-biosidase	polymer	183	19445.3	4	UniProt (B3TLD6) Pfam (PF00754)	Bifidobacterium bifidum JCM 1254	LNBase
2	E, F, G, H (F, E, G, H)	beta-D-galactopyranose-(1-3)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		383.3	4	In PDB GlyTouCan (G00056MO)
3	I, J, K, L (B, A, C, D)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
4	M, N, O, P (B, A, C, D)	water	water		18.0	380	Chemie (HOH)

Sequence modifications

B, A, C, D: 775 - 938 (UniProt: B3TLD6)

PDB	External Database	Details
Met 756	-	initiating methionine
Gly 757	-	expression tag
Ser 758	-	expression tag
Ser 759	-	expression tag
His 760	-	expression tag
His 761	-	expression tag
His 762	-	expression tag
His 763	-	expression tag
His 764	-	expression tag
His 765	-	expression tag
Ser 766	-	expression tag
Ser 767	-	expression tag
Gly 768	-	expression tag
Leu 769	-	expression tag
Val 770	-	expression tag
Pro 771	-	expression tag
Arg 772	-	expression tag
Gly 773	-	expression tag
Ser 774	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	77781.3
Branched	Number of molecules	4
	Total formula weight	1533.4
Non-Polymers*	Number of molecules	4
	Total formula weight	160.3
All*	Total formula weight	79475.0

*Water molecules are not included.