SMTL ID : 2pms.1 (1 other biounit)

Crystal structure of the complex of human lactoferrin N-lobe and lactoferrin-binding domain of pneumococcal surface protein A

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.91 Å

Oligo State

hetero-1-1-mer

Ligands

1 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.1: 4 residues within 4Å: Chain A: Q.111, L.137, N.138, R.152 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.111, A:F.136

1 x CO3: CARBONATE ION(Non-functional Binders)

CO3.2: 9 residues within 4Å: Chain A: D.61, Y.93, T.118, R.122, T.123, A.124, G.125, Y.193 Ligands: FE.3 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:T.123, A:A.124, A:Y.193

1 x FE: FE (III) ION(Non-covalent)

FE.3: 6 residues within 4Å: Chain A: D.61, Y.93, Y.193, R.211, H.254 Ligands: CO3.2 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:D.61, A:Y.93, A:Y.193, A:H.254

3 x SO4: SULFATE ION(Non-functional Binders)

SO4.4: 3 residues within 4Å: Chain A: Q.22, R.25, N.26 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.22, A:N.26 Salt bridges: A:R.25 SO4.5: 3 residues within 4Å: Chain A: R.90, T.91, H.92 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:T.91, A:T.91, A:T.91, A:H.92 Salt bridges: A:R.90, A:H.92 SO4.6: 5 residues within 4Å: Chain A: R.29, F.279, S.284, P.285, K.286 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:S.284, A:S.284 Salt bridges: A:R.29, A:K.286

1 x ZN: ZINC ION(Non-covalent)

ZN.7: 2 residues within 4Å: Chain B: H.3, D.5 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.3, B:D.5, B:D.5

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Senkovich, O. et al., Structure of a Complex of Human Lactoferrin N-lobe with Pneumococcal Surface Protein A Provides Insight into Microbial Defense Mechanism. J.Mol.Biol. (2007)

Release Date

2007-06-19

Peptides

Lactotransferrin: A
PNEUMOCOCCAL SURFACE PROTEIN A (PSPA): B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

Lactotransferrin

PNEUMOCOCCAL SURFACE PROTEIN A (PSPA)

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