8K20

Cryo-EM structure of KEOPS complex from Arabidopsis thaliana

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, E	Probable tRNA N6-adenosine threonylcarbamoyltransferase	polymer	353	38813.6	2	UniProt (O49653) Pfam (PF00814) In PDB	Arabidopsis thaliana (thale cress)	Glycoprotease 2,t(6)A37 threonylcarbamoyladenosine biosynthesis protein GCP2,tRNA threonylcarbamoyladenosine biosynthesis protein GCP2
2	B	non-specific serine/threonine protein kinase	polymer	226	25170.1	1	UniProt (Q94K14) Pfam (PF00069) In PDB	Arabidopsis thaliana (thale cress)
3	C	At4g34412	polymer	178	19678.5	1	UniProt (Q6NMZ4) Pfam (PF08617) In PDB	Arabidopsis thaliana (thale cress)	EKC/KEOPS complex subunit tprkb-like protein
4	D, F	At5g53043	polymer	102	11593.0	2	UniProt (Q8GWD7) Pfam (PF09341) In PDB	Arabidopsis thaliana (thale cress)	Transcription factor
5	A	FE (III) ION	non-polymer		55.8	1	Chemie (FE)

Sequence modifications

C: 1 - 172 (UniProt: Q6NMZ4)

PDB	External Database	Details
His 173	-	expression tag
His 174	-	expression tag
His 175	-	expression tag
His 176	-	expression tag
His 177	-	expression tag
His 178	-	expression tag

D, F: 1 - 96 (UniProt: Q8GWD7)

PDB	External Database	Details
His 97	-	expression tag
His 98	-	expression tag
His 99	-	expression tag
His 100	-	expression tag
His 101	-	expression tag
His 102	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	145661.7
Non-Polymers*	Number of molecules	1
	Total formula weight	55.8
All*	Total formula weight	145717.6

*Water molecules are not included.