7AVQ

Crystal structure of haspin in complex with disubstituted imidazo[1,2- b]pyridazine inhibitor (compound 12)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Serine/threonine-protein kinase haspin	polymer	357	40711.5	1	UniProt (Q8TF76) Pfam (PF12330) In PDB	Homo sapiens (Human)	Germ cell-specific gene 2 protein,H-haspin,Haploid germ cell-specific nuclear protein kinase
2	A	(2~{R})-2-[[3-(2~{H}-indazol-5-yl)imidazo[1,2-b]pyridazin-6-yl]amino]butan-1-ol	non-polymer		322.4	1	Chemie (S1Z)
3	A	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
4	A	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
5	A	(4S)-2-METHYL-2,4-PENTANEDIOL	non-polymer		118.2	1	Chemie (MPD)
6		water	water		18.0	294	Chemie (HOH)

Sequence modifications

A: 465 - 798 (UniProt: Q8TF76)

PDB	External Database	Details
Met 442	-	initiating methionine
His 443	-	expression tag
His 444	-	expression tag
His 445	-	expression tag
His 446	-	expression tag
His 447	-	expression tag
His 448	-	expression tag
Ser 449	-	expression tag
Ser 450	-	expression tag
Gly 451	-	expression tag
Val 452	-	expression tag
Asp 453	-	expression tag
Leu 454	-	expression tag
Gly 455	-	expression tag
Thr 456	-	expression tag
Glu 457	-	expression tag
Asn 458	-	expression tag
Leu 459	-	expression tag
Tyr 460	-	expression tag
Phe 461	-	expression tag
Gln 462	-	expression tag
Ser 463	-	expression tag
Met 464	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	40711.5
Non-Polymers*	Number of molecules	5
	Total formula weight	647.7
All*	Total formula weight	41359.2

*Water molecules are not included.