7SAT

Structure of PorLM, the proton-powered motor that drives Type IX protein secretion

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Por secretion system protein porM/gldM	polymer	266	29323.1	2	UniProt (B2RLE8) Pfam (PF12081)	Porphyromonas gingivalis (strain ATCC 33277 / DSM 20709 / CIP 103683 / JCM 12257 / NCTC 11834 / 2561)
2	C, D, E, F, G (C, D, E, F, G)	Por secretion system protein porL/gldL	polymer	309	34940.6	5	UniProt (B2RLE9) Pfam (PF22827)	Porphyromonas gingivalis (strain ATCC 33277 / DSM 20709 / CIP 103683 / JCM 12257 / NCTC 11834 / 2561)

Sequence modifications

A, B: 1 - 227 (UniProt: B2RLE8)

PDB	External Database	Details
Glu 228	-	expression tag
Asn 229	-	expression tag
Leu 230	-	expression tag
Tyr 231	-	expression tag
Phe 232	-	expression tag
Gln 233	-	expression tag
Gly 234	-	expression tag
Gln 235	-	expression tag
Phe 236	-	expression tag
Gly 237	-	expression tag
Ser 238	-	expression tag
Trp 239	-	expression tag
Ser 240	-	expression tag
His 241	-	expression tag
Pro 242	-	expression tag
Gln 243	-	expression tag
Phe 244	-	expression tag
Glu 245	-	expression tag
Lys 246	-	expression tag
Gly 247	-	expression tag
Gly 248	-	expression tag
Gly 249	-	expression tag
Ser 250	-	expression tag
Gly 251	-	expression tag
Gly 252	-	expression tag
Gly 253	-	expression tag
Ser 254	-	expression tag
Gly 255	-	expression tag
Gly 256	-	expression tag
Gly 257	-	expression tag
Ser 258	-	expression tag
Trp 259	-	expression tag
Ser 260	-	expression tag
His 261	-	expression tag
Pro 262	-	expression tag
Gln 263	-	expression tag
Phe 264	-	expression tag
Glu 265	-	expression tag
Lys 266	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	7
	Total formula weight	233349.2
All*	Total formula weight	233349.2

*Water molecules are not included.