5FQ2

Crystal structure of human SUMO E1 UFD domain in complex with Ubc9 in a P422 space group.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	SUMO-CONJUGATING ENZYME UBC9	polymer	161	18340.1	1	UniProt (P63279) Pfam (PF00179)	HOMO SAPIENS (HUMAN)	SUMO-PROTEIN LIGASE, UBIQUITIN CARRIER PROTEIN 9, UBIQUITIN CARRIER PROTEIN I, UBIQUITIN-CONJUGATING ENZYME E2 I, UBIQUITIN- PROTEIN LIGASE I, P18, SUMO E2-CONJUGATING ENZYME
2	B (B)	SUMO-ACTIVATING ENZYME SUBUNIT 2	polymer	105	11746.2	1	UniProt (Q9UBT2) Pfam (PF14732)	HOMO SAPIENS (HUMAN)	ANTHRACYCLINE-ASSOCIATED RESISTANCE ARX, UBIQUITIN-LIKE 1-ACTIVATING ENZYME E1B, UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME 2, SUMO E1 ACTIVATING ENZYME
3	C, D (A, B)	water	water		18.0	38	Chemie (HOH)

Sequence modifications

A: 1 - 158 (UniProt: P63279)

PDB	External Database	Details
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

B: 446 - 547 (UniProt: Q9UBT2)

PDB	External Database	Details
Gly 443	-	expression tag
Ser 444	-	expression tag
His 445	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	30086.4
All*	Total formula weight	30086.4

*Water molecules are not included.