6R3V: RhoA-GDP-Pi

Crystal Structure of RhoA-GDP-Pi in Complex with RhoGAP. Determined by X-ray diffraction at 1.75 Å resolution. Released 8 May 2019.

Method
X-ray diffraction
Resolution
1.75 Å
Organism
Homo sapiens
Chains
2
Atoms
3,240
Mol. weight
73.3 kDa
Ligands
DTT, MG, GDP, PO4
Released
8 May 2019

Explore 6R3V in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

6R3V contains 27 α-helices and 6 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 16 helices, 0 β-strands

ElementResiduesLengthSheet
α-helix49-557
α-helix64-7613
α-helix90-10112
α-helix108-1103
α-helix115-12713
α-helix135-1373
α-helix138-1425
α-helix144-1463
α-helix149-1513
α-helix152-1609
α-helix165-18319
α-helix185-1884
α-helix192-20312
α-helix209-2146
α-helix216-22813
α-helix230-2334
Chain B: 11 helices, 6 β-strands
ElementResiduesLengthSheet
β-strand4-1291
α-helix18-236
β-strand40-4891
β-strand51-5991
α-helix64-663
α-helix70-734
β-strand79-8571
α-helix89-946
α-helix95-995
α-helix100-1067
β-strand112-11761
α-helix119-1213
α-helix125-1328
α-helix138-1403
α-helix141-15111
β-strand155-15841
α-helix167-17913

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Rho GTPase-activating protein 1Aprotein439Homo sapiensQ07960 (AlphaFold model)
Transforming protein RhoABprotein193Homo sapiensP61586 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>6R3V_1 Rho GTPase-activating protein 1 (chains A)
MDPLSELQDDLTLDDTSEALNQLKLASIDEKNWPSDEMPDFPKSDDSKSSSPELVTHLKW
DDPYYDIARHQIVEVAGDDKYGRKIIVFSACRMPPSHQLDHSKLLGYLKHTLDQYVESDY
TLLYLHHGLTSDNKPSLSWLRDAYREFDRKYKKNIKALYIVHPTMFIKTLLILFKPLISF
KFGQKIFYVNYLSELSEHVKLEQLGIPRQVLKYDDFLKSTQKSPATAPKPMPPRPPLPNQ
QFGVSLQHLQEKNPEQEPIPIVLRETVAYLQAHALTTEGIFRRSANTQVVREVQQKYNMG
LPVDFDQYNELHLPAVILKTFLRELPEPLLTFDLYPHVVGFLNIDESQRVPATLQVLQTL
PEENYQVLRFLTAFLVQISAHSDQNKMTNTNLAVVFGPNLLWAKDAAITLKAINPINTFT
KFLLDHQGELFPSPDPSGL
Sequence of entity 2 (B), FASTA
>6R3V_2 Transforming protein RhoA (chains B)
MAAIRKKLVIVGDGACGKTCLLIVFSKDQFPEVYVPTVFENYVADIEVDGKQVELALWDT
AGQEDYDRLRPLSYPDTDVILMCFSIDSPDSLENIPEKWTPEVKHFCPNVPIILVGNKKD
LRNDEHTRRELAKMKQEPVKPEEGRDMANRIGAFGYMECSAKTKDGVREVFEMATRAALQ
ARRGKKKSGCLVL

Ligands and cofactors

IDNameFormulaCopies
DTT2,3-dihydroxy-1,4-dithiobutaneC4 H10 O2 S21
MGMagnesium ionMg1
GDPGuanosine-5'-diphosphateC10 H15 N5 O11 P21
PO4Phosphate ionO4 P2

Water and common crystallization additives (MES) are not listed.

Primary citation

A GAP-GTPase-GDP-PiIntermediate Crystal Structure Analyzed by DFT Shows GTP Hydrolysis Involves Serial Proton Transfers. Molt Jr., R.W., Pellegrini, E., Jin, Y. Chemistry (2019) 25:8484-8488. DOI 10.1002/chem.201901627 · PubMed

Other PDB entries of the same protein (UniProt Q07960 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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