PDBsum entry 8qn4

Membrane protein

PDB id: 8qn4

Contents

Protein chains

636 a.a.

367 a.a.

56 a.a.

213 a.a.

83 a.a.

236 a.a.

PDB id:

8qn4

Name:

Membrane protein

Title:

Structure of the bam-espp complex in an open espp intermediate state

Structure:

Outer membrane protein assembly factor bama. Chain: a. Synonym: omp85. Engineered: yes. Mutation: yes. Outer membrane protein assembly factor bamb. Chain: b. Engineered: yes. Outer membrane protein assembly factor bamc.

Source:

Escherichia coli k-12. Organism_taxid: 83333. Gene: bama, yaet, yzzn, yzzy, b0177, jw0172. Expressed in: escherichia coli 'bl21-gold(de3)plyss ag'. Expression_system_taxid: 866768. Gene: bamb, yfgl, b2512, jw2496. Gene: bamc, dapx, nlpb, b2477, jw2462. Gene: bamd, yfio, b2595, jw2577. Gene: bame, smpa, b2617, jw2598.

Authors:

T.Xie,J.Pang,C.Shen,S.Chang,X.Tang,X.Zhang,H.Dong,R.Zhou

Key ref:

T.Xie et al. Dynamic topology-Mediated maturation of beta-Barrel p in bam-Catalyzed folding. To be published, .

Date:

25-Sep-23 Release date: 02-Oct-24

Protein chain

P0A940  (BAMA_ECOLI) -  Outer membrane protein assembly factor BamA from Escherichia coli (strain K12)

Seq: 810 a.a.

Struc: 636 a.a.*

Protein chain

P77774  (BAMB_ECOLI) -  Outer membrane protein assembly factor BamB from Escherichia coli (strain K12)

Seq: 392 a.a.

Struc: 367 a.a.

Protein chain

P0A903  (BAMC_ECOLI) -  Outer membrane protein assembly factor BamC from Escherichia coli (strain K12)

Seq: 344 a.a.

Struc: 56 a.a.

Protein chain

P0AC02  (BAMD_ECOLI) -  Outer membrane protein assembly factor BamD from Escherichia coli (strain K12)

Seq: 245 a.a.

Struc: 213 a.a.

Protein chain

P0A937  (BAME_ECOLI) -  Outer membrane protein assembly factor BamE from Escherichia coli (strain K12)

Seq: 113 a.a.

Struc: 83 a.a.

Protein chain

O32591  (ESPP_ECOLX) -  Serine protease EspP from Escherichia coli

Seq: 1300 a.a.

Struc: 236 a.a.*

* PDB and UniProt seqs differ at 3 residue positions (black crosses)

Enzyme reactions

• Enzyme class: Chain F: E.C.3.4.21.- - ?????