6SQQ

Structure of the U1A variant A1-98 Y31H/Q36R/F56W triple mutant in complex with RNA obtained by soaking

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	AAA, BBB, CCC	U1 small nuclear ribonucleoprotein A	polymer	98	11379.4	3	UniProt (P09012) Pfam (PF00076) In PDB	Homo sapiens (Human)	U1A
2	XXX, YYY, ZZZ	RNA hairpin	polymer	21	6610.9	3		Homo sapiens
3	XXX	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
4		water	water		18.0	26	Chemie (HOH)

Sequence modifications

AAA, BBB, CCC: 1 - 98 (UniProt: P09012)

PDB	External Database	Details
His 31	Tyr 31	engineered mutation
Arg 36	Gln 36	engineered mutation
Trp 56	Phe 56	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	53970.9
Non-Polymers*	Number of molecules	1
	Total formula weight	24.3
All*	Total formula weight	53995.2

*Water molecules are not included.