SMTL ID : 6nl7.1 (3 other biounits)

Crystal structure of B1 immunoglobulin-binding domain of Streptococcal Protein G (T16F, T18A, V21H, T25H, K28Y, V29I, K31R, Q32A, Y33L, N35K, D36A, N37Q)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.40 Å

Oligo State

monomer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 2 residues within 4Å: Chain A: H.25 Ligands: CL.7 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:H.25 ZN.2: 3 residues within 4Å: Chain A: D.46 Ligands: ACT.3, ACT.4 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Ligand interactions Metal complexes: A:D.46, A:D.46, ACT.3, ACT.4

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.3: 5 residues within 4Å: Chain A: D.46, D.47, A.48 Ligands: ZN.2, ACT.4 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.47, A:A.48 ACT.4: 3 residues within 4Å: Chain A: D.46 Ligands: ZN.2, ACT.3 No protein-ligand interaction detected (PLIP)

2 x NA: SODIUM ION(Non-functional Binders)

NA.5: 2 residues within 4Å: Chain A: K.10, E.56 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:K.10, A:E.56 NA.6: 2 residues within 4Å: Chain A: E.27 Ligands: PO4.8 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.27

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

CL.7: 2 residues within 4Å: Chain A: H.25 Ligands: ZN.1 Ligand excluded by PLIP

1 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.8: 5 residues within 4Å: Chain A: A.23, A.24, E.27, Y.45 Ligands: NA.6 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:A.23

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Maniaci, B. et al., Design of High-Affinity Metal-Controlled Protein Dimers. Biochemistry (2019)

Release Date

2019-01-23

Peptides

Immunoglobulin G-binding protein G: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Immunoglobulin G-binding protein G

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