7MBK

N-terminal domain of mouse surfactant protein B, 6W mutant

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	B, A	Pulmonary surfactant-associated protein B	polymer	87	10430.0	2	UniProt (P50405) Pfam (PF05184) Pfam (PF03489) In PDB	Mus musculus (Mouse)	SP-B,Pulmonary surfactant-associated proteolipid SPL(Phe)
2		water	water		18.0	12	Chemie (HOH)

Sequence modifications

B, A: 2 - 87 (UniProt: P50405)

PDB	External Database	Details
Ser 1	-	expression tag
Trp 36	Leu 95	engineered mutation
Trp 45	Leu 104	engineered mutation
Trp 49	Val 108	engineered mutation
Trp 63	Val 122	engineered mutation
Trp 76	Ile 135	engineered mutation
Trp 80	Val 139	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	20859.9
All*	Total formula weight	20859.9

*Water molecules are not included.