SMTL ID : 1fhx.3 (2 other biounits)

Structure of the pleckstrin homology domain from GRP1 in complex with inositol 1,3,4,5-tetrakisphosphate

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x 4IP: INOSITOL-(1,3,4,5)-TETRAKISPHOSPHATE(Non-covalent)

4IP.1: 13 residues within 4Å: Chain A: K.11, G.13, G.14, R.15, V.16, T.18, K.20, R.22, Y.33, R.43, K.81, N.92, H.93 17 PLIP interactions: 17 interactions with chain A Hydrogen bonds: A:G.14, A:R.15, A:V.16, A:T.18, A:T.18, A:Y.33, A:N.92 Water bridges: A:K.81, A:K.81 Salt bridges: A:K.11, A:K.11, A:K.20, A:R.22, A:R.43, A:K.81, A:K.81, A:H.93 4IP.4: 13 residues within 4Å: Chain B: K.11, G.13, G.14, R.15, V.16, T.18, K.20, R.22, Y.33, R.43, K.81, N.92, H.93 19 PLIP interactions: 19 interactions with chain B Hydrogen bonds: B:G.14, B:R.15, B:V.16, B:T.18, B:T.18, B:N.92 Water bridges: B:K.11, B:K.20, B:Y.33, B:Y.33 Salt bridges: B:K.11, B:K.11, B:R.15, B:K.20, B:R.22, B:R.43, B:K.81, B:K.81, B:H.93

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

SO4.2: 3 residues within 4Å: Chain B: K.20, R.22, E.35 4 PLIP interactions: 4 interactions with chain B Water bridges: B:E.35, B:E.35 Salt bridges: B:K.20, B:R.22 SO4.3: 7 residues within 4Å: Chain A: N.50, N.69, H.72, K.78 Chain B: N.69, H.72, K.78 6 PLIP interactions: 3 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:N.50, B:N.69 Salt bridges: A:H.72, A:K.78, B:H.72, B:K.78

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ferguson, K.M. et al., Structural basis for discrimination of 3-phosphoinositides by pleckstrin homology domains. Mol.Cell (2000)

Release Date

2000-08-23

Peptides

GUANINE NUCLEOTIDE EXCHANGE FACTOR AND INTEGRIN BINDING PROTEIN HOMOLOG GRP1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

GUANINE NUCLEOTIDE EXCHANGE FACTOR AND INTEGRIN BINDING PROTEIN HOMOLOG GRP1

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