2XGJ

Structure of Mtr4, a DExH helicase involved in nuclear RNA processing and surveillance

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	ATP-DEPENDENT RNA HELICASE DOB1	polymer	1010	115203.6	2	UniProt (P47047) Pfam (PF00270) Pfam (PF00271) Pfam (PF21408) Pfam (PF13234) Pfam (PF08148)	SACCHAROMYCES CEREVISIAE (BAKER'S YEAST)	MTR4P, MRNA TRANSPORT REGULATOR MTR4
2	C, D (C, D)	RNA (5'-(*AP*AP*AP*AP*A)-3')	polymer	5	1601.1	2
3	E, F (A, B)	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (ADP)
4	G, H (A, B)	water	water		18.0	81	Chemie (HOH)

Sequence modifications

A, B: 81 - 1073 (UniProt: P47047)

PDB	External Database	Details
His 64	-	expression tag
His 65	-	expression tag
His 66	-	expression tag
His 67	-	expression tag
His 68	-	expression tag
His 69	-	expression tag
Glu 70	-	expression tag
Asn 71	-	expression tag
Leu 72	-	expression tag
Tyr 73	-	expression tag
Phe 74	-	expression tag
Gln 75	-	expression tag
Gly 76	-	expression tag
Ala 77	-	expression tag
Ala 78	-	expression tag
Ser 79	-	expression tag
Met 80	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	233609.4
Non-Polymers*	Number of molecules	2
	Total formula weight	854.4
All*	Total formula weight	234463.8

*Water molecules are not included.