HEADER MEMBRANE PROTEIN 22-MAY-06 2H3O TITLE STRUCTURE OF MERFT, A MEMBRANE PROTEIN WITH TWO TRANS-MEMBRANE HELICES COMPND MOL_ID: 1; COMPND 2 MOLECULE: MERF; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: HELIX-LOOP-HELIX, RESIDUES 12-72; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MORGANELLA MORGANII; SOURCE 3 ORGANISM_TAXID: 582; SOURCE 4 GENE: MERF; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: C43(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET31B-MERFT KEYWDS MEMBRANE PROTEIN, ALPHA-HELIX, BICELLE EXPDTA SOLID-STATE NMR AUTHOR S.J.OPELLA,A.A.DE ANGELIS,S.C.HOWELL,A.A.NEVZOROV REVDAT 3 20-OCT-21 2H3O 1 REMARK SEQADV REVDAT 2 24-FEB-09 2H3O 1 VERSN REVDAT 1 03-OCT-06 2H3O 0 JRNL AUTH A.A.DE ANGELIS,S.C.HOWELL,A.A.NEVZOROV,S.J.OPELLA JRNL TITL STRUCTURE DETERMINATION OF A MEMBRANE PROTEIN WITH TWO JRNL TITL 2 TRANS-MEMBRANE HELICES IN ALIGNED PHOSPHOLIPID BICELLES BY JRNL TITL 3 SOLID-STATE NMR SPECTROSCOPY. JRNL REF J.AM.CHEM.SOC. V. 128 12256 2006 JRNL REFN ISSN 0002-7863 JRNL PMID 16967977 JRNL DOI 10.1021/JA063640W REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : NMRPIPE 2.3, STRUCTURAL FITTING 2.0 REMARK 3 AUTHORS : DELAGLIO, F ET AL. (NMRPIPE), NEVZOROV, A.A AND REMARK 3 OPELLA, S.J. (STRUCTURAL FITTING) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THIS STRUCTURE WAS CALCULATED BY USING REMARK 3 A STRUCTURAL FITTING ALGORITHM THAT FINDS TORSION ANGLES BETWEEN REMARK 3 CONSECUTIVE RESIDUES BASED ON THEIR 15N CHEMICAL SHIFT, 1H-15N REMARK 3 DIPOLAR COUPLING FREQUENCIES AND RAMACHANDRAN MAPS. ONE REMARK 3 HYDROPHOBIC MATCHING AND ONE LOOSE HELIX-HELIX DISTANCE REMARK 3 RESTRAINTS WERE USED REMARK 4 REMARK 4 2H3O COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-JUN-06. REMARK 100 THE DEPOSITION ID IS D_1000037889. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 313 REMARK 210 PH : 5 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 6 MM MERFT ALIGNED IN LARGE 14-O REMARK 210 -PC/6-O-PC PHOSPHOLIPID BICELLES, REMARK 210 28% (W/V) IN H2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : PISEMA; SAMMY REMARK 210 SPECTROMETER FIELD STRENGTH : 700 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : SPARKY 3.11 REMARK 210 METHOD USED : DIRECT STRUCTURAL FITTING OF 2D REMARK 210 SOLID-STATE NMR DATA REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 20 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 1 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LEAST REMARK 210 RESTRAINT VIOLATIONS REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: 15N CHEMICAL SHIFTS AND 1H-15N DIPOLAR COUPLINGS WERE REMARK 210 MEASURED BY SOLID-STATE NMR REMARK 217 REMARK 217 SOLID STATE NMR STUDY REMARK 217 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLID REMARK 217 STATE NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 217 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 217 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 RES C SSSEQI REMARK 465 LEU A 12 REMARK 465 ILE A 13 REMARK 465 GLY A 14 REMARK 465 THR A 15 REMARK 465 THR A 16 REMARK 465 LEU A 17 REMARK 465 VAL A 18 REMARK 465 ALA A 19 REMARK 465 LEU A 20 REMARK 465 SER A 21 REMARK 465 SER A 22 REMARK 465 PHE A 23 REMARK 465 THR A 24 REMARK 465 PRO A 25 REMARK 465 SER A 71 REMARK 465 HSE A 72 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (RES=RESIDUE NAME; REMARK 470 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 470 RES CSSEQI ATOMS REMARK 470 VAL A 26 N CA CB CG1 CG2 REMARK 470 LEU A 27 CB CG CD1 CD2 REMARK 470 VAL A 28 CB CG1 CG2 REMARK 470 ILE A 29 CB CG1 CG2 CD1 REMARK 470 LEU A 30 CB CG CD1 CD2 REMARK 470 LEU A 31 CB CG CD1 CD2 REMARK 470 VAL A 33 CB CG1 CG2 REMARK 470 VAL A 34 CB CG1 CG2 REMARK 470 LEU A 36 CB CG CD1 CD2 REMARK 470 SER A 37 CB OG REMARK 470 ALA A 38 CB REMARK 470 LEU A 39 CB CG CD1 CD2 REMARK 470 THR A 40 CB OG1 CG2 REMARK 470 TYR A 42 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 TYR A 42 OH REMARK 470 LEU A 43 CB CG CD1 CD2 REMARK 470 ASP A 44 CB CG OD1 OD2 REMARK 470 TYR A 45 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 TYR A 45 OH REMARK 470 VAL A 46 CB CG1 CG2 REMARK 470 LEU A 47 CB CG CD1 CD2 REMARK 470 LEU A 48 CB CG CD1 CD2 REMARK 470 PRO A 49 CB CG CD REMARK 470 ALA A 50 CB REMARK 470 LEU A 51 CB CG CD1 CD2 REMARK 470 ALA A 52 CB REMARK 470 ILE A 53 CB CG1 CG2 CD1 REMARK 470 PHE A 54 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 ILE A 55 CB CG1 CG2 CD1 REMARK 470 LEU A 57 CB CG CD1 CD2 REMARK 470 THR A 58 CB OG1 CG2 REMARK 470 ILE A 59 CB CG1 CG2 CD1 REMARK 470 TYR A 60 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 TYR A 60 OH REMARK 470 ALA A 61 CB REMARK 470 ILE A 62 CB CG1 CG2 CD1 REMARK 470 GLN A 63 CB CG CD OE1 NE2 REMARK 470 ARG A 64 CB CG CD NE CZ NH1 NH2 REMARK 470 LYS A 65 CB CG CD CE NZ REMARK 470 ARG A 66 CB CG CD NE CZ NH1 NH2 REMARK 470 GLN A 67 CB CG CD OE1 NE2 REMARK 470 ALA A 68 CB REMARK 470 ASP A 69 CB CG OD1 OD2 REMARK 470 ALA A 70 C O CB REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O ILE A 29 H VAL A 33 1.48 REMARK 500 O ALA A 38 H TYR A 42 1.52 REMARK 500 O ALA A 38 N TYR A 42 1.83 REMARK 500 O ARG A 66 O ASP A 69 1.92 REMARK 500 O ALA A 38 CA TYR A 42 1.98 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1WAZ RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF MERCURY TRANSPORT PROTEIN MERF, STRUCTURE IN REMARK 900 SDS MICELLES REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUE AT POSITION 72 IS A C72S MUTATION. RESIDUE SER IS REMARK 999 FURTHER MODIFIED TO HOMOSERINE DBREF 2H3O A 12 72 UNP Q56446 Q56446_MORMO 12 72 SEQADV 2H3O LEU A 12 UNP Q56446 ILE 12 ENGINEERED MUTATION SEQADV 2H3O SER A 21 UNP Q56446 CYS 21 ENGINEERED MUTATION SEQADV 2H3O SER A 22 UNP Q56446 CYS 22 ENGINEERED MUTATION SEQADV 2H3O SER A 71 UNP Q56446 CYS 71 ENGINEERED MUTATION SEQADV 2H3O HSE A 72 UNP Q56446 CYS 72 SEE REMARK 999 SEQRES 1 A 61 LEU ILE GLY THR THR LEU VAL ALA LEU SER SER PHE THR SEQRES 2 A 61 PRO VAL LEU VAL ILE LEU LEU GLY VAL VAL GLY LEU SER SEQRES 3 A 61 ALA LEU THR GLY TYR LEU ASP TYR VAL LEU LEU PRO ALA SEQRES 4 A 61 LEU ALA ILE PHE ILE GLY LEU THR ILE TYR ALA ILE GLN SEQRES 5 A 61 ARG LYS ARG GLN ALA ASP ALA SER HSE HELIX 1 1 LEU A 27 LEU A 43 1 17 HELIX 2 2 ALA A 50 ALA A 68 1 19 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000