6TBF

Structure of a beta galactosidase with inhibitor

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, E... (A, B, C, D, E...)	Beta-galactosidase, putative, bgl35A	polymer	550	62127.0	8	UniProt (B3PBE0) Pfam (PF02449) Pfam (PF18120)	Cellvibrio japonicus Ueda107
2	DB, EA, EB, FA, FB... (G, D, E, H, A...)	SODIUM ION	non-polymer		23.0	35	Chemie (NA)
3	BA, HB, J, JA, P... (D, H, A, E, B...)	(1~{S},2~{S},3~{S},4~{R},5~{R})-4-(hydroxymethyl)-5-(octylamino)cyclopentane-1,2,3-triol	non-polymer		275.4	8	Chemie (N0T)
4	AA, AB, BB, CA, CB... (D, G, H, A, E...)	ACETATE ION	non-polymer		59.0	14	Chemie (ACT)
5	NB, OB, PB, QB, RB... (A, B, C, D, E...)	water	water		18.0	4580	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F, G, H: 36 - 575 (UniProt: B3PBE0)

PDB	External Database	Details
Met 26	-	initiating methionine
Gly 27	-	expression tag
Ser 28	-	expression tag
Ser 29	-	expression tag
His 30	-	expression tag
His 31	-	expression tag
His 32	-	expression tag
His 33	-	expression tag
His 34	-	expression tag
His 35	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	497016.2
Non-Polymers*	Number of molecules	57
	Total formula weight	3834.3
All*	Total formula weight	500850.5

*Water molecules are not included.