SMTL ID : 5xwm.2 (1 other biounit)

human ERp44 zinc-bound form

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.45 Å

Oligo State

homo-dimer

Ligands

5 x ZN: ZINC ION(Non-covalent)

ZN.1: 4 residues within 4Å: Chain A: H.283, H.287 Chain B: H.283, H.287 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Metal complexes: A:H.283, A:H.287, B:H.283, B:H.287 ZN.2: 3 residues within 4Å: Chain A: H.305, H.334, H.338 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:H.305, A:H.334, A:H.338, H2O.5, H2O.5 ZN.3: 5 residues within 4Å: Chain A: C.35, Y.84 Chain B: H.339 Ligands: CL.5, CL.9 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B Metal complexes: A:C.35, A:Y.84, B:H.339 ZN.6: 5 residues within 4Å: Chain A: H.339 Chain B: C.35, Y.84 Ligands: CL.4, CL.8 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Metal complexes: B:C.35, B:Y.84, A:H.339 ZN.7: 3 residues within 4Å: Chain B: H.305, H.334, H.338 4 PLIP interactions: 3 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:H.305, B:H.334, B:H.338, H2O.12

4 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 6 residues within 4Å: Chain A: R.335, H.339 Chain B: W.34, C.35 Ligands: ZN.6, CL.8 Ligand excluded by PLIP CL.5: 6 residues within 4Å: Chain A: W.34, Y.84 Chain B: H.338, H.339 Ligands: ZN.3, CL.9 Ligand excluded by PLIP CL.8: 5 residues within 4Å: Chain A: H.338 Chain B: W.34, Y.84 Ligands: CL.4, ZN.6 Ligand excluded by PLIP CL.9: 5 residues within 4Å: Chain A: W.34 Chain B: R.335, H.339 Ligands: ZN.3, CL.5 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Watanabe, S. et al., Zinc regulates ERp44-dependent protein quality control in the early secretory pathway. Nat Commun (2019)

Release Date

2019-01-02

Peptides

Endoplasmic reticulum resident protein 44: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
D

Endoplasmic reticulum resident protein 44

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