1TH8

Crystal Structures of the ADP and ATP bound forms of the Bacillus Anti-sigma factor SpoIIAB in complex with the Anti-anti-sigma SpoIIAA: inhibitory complex with ADP, crystal form II

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Anti-sigma F factor	polymer	145	16266.3	1	UniProt (O32727) Pfam (PF02518) In PDB	Geobacillus stearothermophilus	Stage II sporulation protein AB
2	B	Anti-sigma F factor antagonist	polymer	116	12815.9	1	UniProt (O32726) Pfam (PF01740) In PDB	Geobacillus stearothermophilus	Stage II sporulation protein AA
3	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
4	A	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	1	Chemie (ADP)
5		water	water		18.0	76	Chemie (HOH)

Sequence modifications

A: 1 - 136 (UniProt: O32727)

PDB	External Database	Details
Met 34	Thr 34	SEE REMARK 999
His 137	-	cloning artifact
Gly 138	-	cloning artifact
Ile 139	-	cloning artifact
His 140	-	cloning artifact
His 141	-	cloning artifact
His 142	-	cloning artifact
His 143	-	cloning artifact
His 144	-	cloning artifact
His 145	-	cloning artifact

B: 1 - 116 (UniProt: O32726)

PDB	External Database	Details
Val 13	Glu 13	SEE REMARK 999
Glu 29	Asn 29	SEE REMARK 999
Leu 30	Cys 30	SEE REMARK 999
Arg 31	Met 31	SEE REMARK 999
Glu 32	Asn 32	SEE REMARK 999
Gln 33	Lys 33	SEE REMARK 999
Val 34	Cys 34	SEE REMARK 999
Thr 35	Arg 35	SEE REMARK 999
Asp 36	Met 36	SEE REMARK 999
Val 37	Cys 37	SEE REMARK 999
Asn 40	Lys 40	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	29082.2
Non-Polymers*	Number of molecules	2
	Total formula weight	451.5
All*	Total formula weight	29533.7

*Water molecules are not included.