4QB6

Structure of CBM35 in complex with aldouronic acid

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Xyn30D	polymer	164	17424.9	1	UniProt (H6WCZ0) Pfam (PF03422)	Paenibacillus barcinonensis
2	B (B)	alpha-D-glucopyranuronic acid-(1-2)-beta-D-xylopyranose	branched		326.3	1	In PDB GlyTouCan (G15382LF)
3	C, D (A)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4	E (A)	water	water		18.0	100	Chemie (HOH)

Sequence modifications

A: 1 - 141 (UniProt: H6WCZ0)

PDB	External Database	Details
Met -22	-	initiating methionine
Gly -21	-	expression tag
Ser -20	-	expression tag
Ser -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
Ser -12	-	expression tag
Ser -11	-	expression tag
Gly -10	-	expression tag
Leu -9	-	expression tag
Val -8	-	expression tag
Pro -7	-	expression tag
Arg -6	-	expression tag
Gly -5	-	expression tag
His -4	-	expression tag
Ser -3	-	expression tag
Met -2	-	expression tag
Ala -1	-	expression tag
Ser 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	17424.9
Branched	Number of molecules	1
	Total formula weight	326.3
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	17831.3

*Water molecules are not included.