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

Crystal Structure Of Human G alpha i1 Bound To A Designed Helical Peptide Derived From The Goloco Motif Of RGS14

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.41 Å

Oligo State

hetero-1-1-mer

Ligands

1 x GDP: GUANOSINE-5'-DIPHOSPHATE(Non-covalent)

GDP.1: 19 residues within 4Å: Chain A: G.15, E.16, S.17, G.18, K.19, S.20, T.21, D.123, S.124, R.149, R.151, N.242, K.243, D.245, L.246, C.298, A.299, T.300 Chain B: R.21 22 PLIP interactions: 20 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:E.16, A:S.17, A:S.17, A:G.18, A:K.19, A:S.20, A:S.20, A:T.21, A:T.21, A:S.124, A:R.149, A:R.149, A:R.151, A:N.242, A:K.243, A:K.243, A:A.299 Salt bridges: A:K.19, A:D.245, B:R.21, B:R.21 pi-Cation interactions: A:K.243

1 x SRT: S,R MESO-TARTARIC ACID(Non-covalent)

SRT.2: 6 residues within 4Å: Chain A: K.244, H.295, F.296, N.304, F.307, V.308 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:K.244, A:F.296, A:N.304 Salt bridges: A:K.244, A:H.295

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

SO4.3: 5 residues within 4Å: Chain A: Q.120, D.210, R.215 Chain B: S.15, G.16 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:S.15, B:G.16, A:Q.120 Salt bridges: A:R.215

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sammond, D.W. et al., Computational Design of the Sequence and Structure of a Protein-Binding Peptide. J.Am.Chem.Soc. (2011)

Release Date

2011-06-08

Peptides

GUANINE NUCLEOTIDE-BINDING PROTEIN G(I) SUBUNIT ALPHA-1: A
REGULATOR OF G-PROTEIN SIGNALING 14: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

GUANINE NUCLEOTIDE-BINDING PROTEIN G(I) SUBUNIT ALPHA-1

REGULATOR OF G-PROTEIN SIGNALING 14

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