6OF3

Precursor ribosomal RNA processing complex, State 1.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D	Ribonuclease	polymer	391	43842.9	2	UniProt (G0SGE9) Pfam (PF04031) In PDB	Chaetomium thermophilum (strain DSM 1495 / CBS 144.50 / IMI 039719)
2	B, E	CLP1_P domain-containing protein	polymer	640	69660.5	2	UniProt (G0S263) Pfam (PF16575) In PDB	Chaetomium thermophilum (strain DSM 1495 / CBS 144.50 / IMI 039719)
3	B, E	PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER	non-polymer		523.2	2	Chemie (AGS)
4	B, E	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)

Sequence modifications

A, D: 1 - 363 (UniProt: G0SGE9)

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

B, E: 110 - 748 (UniProt: G0S263)

PDB	External Database	Details
Met 109	-	initiating methionine

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	227006.8
Non-Polymers*	Number of molecules	4
	Total formula weight	1095.1
All*	Total formula weight	228101.9

*Water molecules are not included.