SMTL ID : 3rpq.1

Domain-domain flexibility leads to allostery within the camp receptor protein (CRP)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.61 Å

Oligo State

homo-dimer

Ligands

4 x CMP: ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE(Non-covalent)

CMP.1: 16 residues within 4Å: Chain A: I.31, V.50, L.62, F.63, I.71, G.72, E.73, L.74, R.83, S.84, A.85, V.87, R.124, T.128 Chain B: L.125, S.129 10 PLIP interactions: 9 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:G.72, A:E.73, A:E.73, A:L.74, A:G.75, A:S.84, A:R.124, A:T.128, B:S.129 Salt bridges: A:R.83 CMP.2: 12 residues within 4Å: Chain A: K.58, E.59, Q.171, G.174, Q.175, G.178, C.179, S.180, R.181, E.182 Chain B: A.136, F.137 5 PLIP interactions: 4 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:E.59, A:Q.171, A:R.181, B:A.136 Salt bridges: A:R.181 CMP.4: 15 residues within 4Å: Chain A: L.125, S.129 Chain B: I.31, V.50, L.62, F.63, I.71, G.72, E.73, L.74, R.83, S.84, A.85, R.124, T.128 11 PLIP interactions: 10 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:G.72, B:E.73, B:E.73, B:L.74, B:S.84, B:A.85, B:R.124, B:T.128, B:T.128, A:S.129 Salt bridges: B:R.83 CMP.5: 11 residues within 4Å: Chain A: A.136, F.137 Chain B: K.58, E.59, Q.171, G.174, Q.175, G.178, C.179, S.180, R.181 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:E.59, B:R.181, A:A.136 Salt bridges: B:R.181

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

PO4.3: 6 residues within 4Å: Chain A: I.61, L.62, F.63, Y.64, K.131, I.176 2 PLIP interactions: 2 interactions with chain A Water bridges: A:Y.64 Salt bridges: A:K.131

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Knapp, J. et al., Domain-Domain Flexibility Leads to Allostery within the Cam Receptor Protein (Crp). To be Published

Release Date

2012-05-02

Peptides

Catabolite gene activator: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Catabolite gene activator

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