3U37

An Acetyl Xylan Esterase (Est2A) from the Rumen Bacterium Butyrivibrio proteoclasticus.

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...)	Acetyl-xylan esterase Est2A	polymer	408	46258.9	8	UniProt (E0RVY7) Pfam (PF00657)	Butyrivibrio proteoclasticus B316
2	I, J, L, M, N... (A, B, C, D, E...)	ACETIC ACID	non-polymer		60.1	10	Chemie (ACY)
3	K (B)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
4	AA, T, U, V, W... (H, A, B, C, D...)	water	water		18.0	1140	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F, G, H: 1 - 376 (UniProt: E0RVY7)

PDB	External Database	Details
Met -31	-	expression tag
Ser -30	-	expression tag
Tyr -29	-	expression tag
Tyr -28	-	expression tag
His -27	-	expression tag
His -26	-	expression tag
His -25	-	expression tag
His -24	-	expression tag
His -23	-	expression tag
His -22	-	expression tag
Leu -21	-	expression tag
Glu -20	-	expression tag
Ser -19	-	expression tag
Thr -18	-	expression tag
Ser -17	-	expression tag
Leu -16	-	expression tag
Tyr -15	-	expression tag
Lys -14	-	expression tag
Lys -13	-	expression tag
Ala -12	-	expression tag
Gly -11	-	expression tag
Phe -10	-	expression tag
Glu -9	-	expression tag
Asn -8	-	expression tag
Leu -7	-	expression tag
Tyr -6	-	expression tag
Phe -5	-	expression tag
Gln -4	-	expression tag
Gly -3	-	expression tag
Ser -2	-	expression tag
Gly -1	-	expression tag
Ala 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	370070.8
Non-Polymers*	Number of molecules	11
	Total formula weight	692.6
All*	Total formula weight	370763.5

*Water molecules are not included.