HEADER TRANSPORT PROTEIN 22-FEB-06 2G4G TITLE CRYSTAL STRUCTURE OF HUMAN TRANSTHYRETIN AT PH 4.6 COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRANSTHYRETIN; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PREALBUMIN, TBPA, TTR, ATTR; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: TTR, PALB; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET11B KEYWDS TTR, AMYLOID FIBRILS FORMATION, POINT MUTATIONS, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR N.PASQUATO,C.FOLLI,R.BERNI,G.ZANOTTI REVDAT 5 25-OCT-23 2G4G 1 REMARK REVDAT 4 13-JUL-11 2G4G 1 VERSN REVDAT 3 24-FEB-09 2G4G 1 VERSN REVDAT 2 20-FEB-07 2G4G 1 JRNL REVDAT 1 16-JAN-07 2G4G 0 JRNL AUTH N.PASQUATO,R.BERNI,C.FOLLI,B.ALFIERI,L.CENDRON,G.ZANOTTI JRNL TITL ACIDIC PH-INDUCED CONFORMATIONAL CHANGES IN AMYLOIDOGENIC JRNL TITL 2 MUTANT TRANSTHYRETIN. JRNL REF J.MOL.BIOL. V. 366 711 2007 JRNL REFN ISSN 0022-2836 JRNL PMID 17196219 JRNL DOI 10.1016/J.JMB.2006.11.076 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.HORNBERG,T.ENEQVIST,A.OLOFSSON,E.LUNDGREN, REMARK 1 AUTH 2 A.E.SAUER-ERIKSSON REMARK 1 TITL A COMPARATIVE ANALYSIS OF 23 STRUCTURES OF THE AMYLOIDOGENIC REMARK 1 TITL 2 PROTEIN TRANSTHYRETIN REMARK 1 REF J.MOL.BIOL. V. 302 649 2000 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 10986125 REMARK 1 DOI 10.1006/JMBI.2000.4078 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.60 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 87.9 REMARK 3 NUMBER OF REFLECTIONS : 17809 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.212 REMARK 3 R VALUE (WORKING SET) : 0.207 REMARK 3 FREE R VALUE : 0.233 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 922 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.85 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.90 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1230 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.40 REMARK 3 BIN R VALUE (WORKING SET) : 0.2930 REMARK 3 BIN FREE R VALUE SET COUNT : 67 REMARK 3 BIN FREE R VALUE : 0.3090 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1785 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 150 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.36 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.25000 REMARK 3 B22 (A**2) : -0.69000 REMARK 3 B33 (A**2) : 0.94000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.198 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.161 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.092 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.934 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.945 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.930 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1955 ; 0.007 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2684 ; 1.049 ; 1.943 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 254 ; 5.285 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 83 ;29.199 ;23.494 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 299 ;14.529 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 11 ;14.259 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 301 ; 0.073 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1525 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 824 ; 0.235 ; 0.300 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1279 ; 0.318 ; 0.500 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 264 ; 0.215 ; 0.500 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 56 ; 0.194 ; 0.300 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 24 ; 0.228 ; 0.400 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1257 ; 0.965 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2019 ; 1.660 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 788 ; 1.033 ; 2.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 665 ; 1.592 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2G4G COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 01-MAR-06. REMARK 100 THE DEPOSITION ID IS D_1000036675. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-DEC-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ELETTRA REMARK 200 BEAMLINE : 5.2R REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.2 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17809 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 35.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 87.9 REMARK 200 DATA REDUNDANCY : 4.900 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04800 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 12.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.7 REMARK 200 DATA REDUNDANCY IN SHELL : 4.80 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.36300 REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: 1F41 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.83 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 15% PEG MONOMETHYL ETHER, 0.1M REMARK 280 AMMONIUM SULPHATE, 50MM SODIUM ACETATE, PH 4.6, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 21.29850 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 42.97650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.29850 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 42.97650 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A HOMO-TETRAMER, OBTAINED BY REMARK 300 ROTATION OF THE ASYMMETRIC UNIT AROUND THE CRYSTALLOGRAPHIC TWO- REMARK 300 FOLD AXIS (-X,-Y,Z) 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 6290 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19430 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -43.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 42.59700 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 85.95300 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH B 141 LIES ON A SPECIAL POSITION. REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLY A 1 REMARK 465 PRO A 2 REMARK 465 THR A 3 REMARK 465 GLY A 4 REMARK 465 THR A 5 REMARK 465 GLY A 6 REMARK 465 GLU A 7 REMARK 465 SER A 8 REMARK 465 LYS A 9 REMARK 465 LYS A 126 REMARK 465 GLU A 127 REMARK 465 GLY B 1 REMARK 465 PRO B 2 REMARK 465 THR B 3 REMARK 465 GLY B 4 REMARK 465 THR B 5 REMARK 465 GLY B 6 REMARK 465 GLU B 7 REMARK 465 SER B 8 REMARK 465 LYS B 9 REMARK 465 PRO B 125 REMARK 465 LYS B 126 REMARK 465 GLU B 127 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT 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 HOH A 162 O HOH A 190 1.94 REMARK 500 CB CYS B 10 O HOH B 138 2.05 REMARK 500 O HOH B 166 O HOH B 191 2.08 REMARK 500 NE ARG A 34 O HOH A 141 2.09 REMARK 500 OE2 GLU A 66 O HOH A 162 2.14 REMARK 500 OE1 GLU B 72 O HOH B 157 2.17 REMARK 500 NH2 ARG B 103 O HOH B 172 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O GLY A 83 O HOH B 166 1655 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 PHE B 44 -45.89 -131.03 REMARK 500 ASP B 99 -74.94 -71.42 REMARK 500 SER B 100 86.67 12.97 REMARK 500 PRO B 102 166.59 -41.35 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1F41 RELATED DB: PDB REMARK 900 THE SAME PROTEIN AT 1.5 A RESOLUTION REMARK 900 RELATED ID: 2G3X RELATED DB: PDB REMARK 900 THE SAME PROTEIN(I84S) AT PH 4.6 REMARK 900 RELATED ID: 2G3Z RELATED DB: PDB REMARK 900 THE SAME PROTEIN(I84A) AT PH 4.6 REMARK 900 RELATED ID: 2G4E RELATED DB: PDB REMARK 900 THE SAME PROTEIN(I84A) AT PH 7.5 DBREF 2G4G A 1 127 UNP P02766 TTHY_HUMAN 21 147 DBREF 2G4G B 1 127 UNP P02766 TTHY_HUMAN 21 147 SEQRES 1 A 127 GLY PRO THR GLY THR GLY GLU SER LYS CYS PRO LEU MET SEQRES 2 A 127 VAL LYS VAL LEU ASP ALA VAL ARG GLY SER PRO ALA ILE SEQRES 3 A 127 ASN VAL ALA VAL HIS VAL PHE ARG LYS ALA ALA ASP ASP SEQRES 4 A 127 THR TRP GLU PRO PHE ALA SER GLY LYS THR SER GLU SER SEQRES 5 A 127 GLY GLU LEU HIS GLY LEU THR THR GLU GLU GLU PHE VAL SEQRES 6 A 127 GLU GLY ILE TYR LYS VAL GLU ILE ASP THR LYS SER TYR SEQRES 7 A 127 TRP LYS ALA LEU GLY ILE SER PRO PHE HIS GLU HIS ALA SEQRES 8 A 127 GLU VAL VAL PHE THR ALA ASN ASP SER GLY PRO ARG ARG SEQRES 9 A 127 TYR THR ILE ALA ALA LEU LEU SER PRO TYR SER TYR SER SEQRES 10 A 127 THR THR ALA VAL VAL THR ASN PRO LYS GLU SEQRES 1 B 127 GLY PRO THR GLY THR GLY GLU SER LYS CYS PRO LEU MET SEQRES 2 B 127 VAL LYS VAL LEU ASP ALA VAL ARG GLY SER PRO ALA ILE SEQRES 3 B 127 ASN VAL ALA VAL HIS VAL PHE ARG LYS ALA ALA ASP ASP SEQRES 4 B 127 THR TRP GLU PRO PHE ALA SER GLY LYS THR SER GLU SER SEQRES 5 B 127 GLY GLU LEU HIS GLY LEU THR THR GLU GLU GLU PHE VAL SEQRES 6 B 127 GLU GLY ILE TYR LYS VAL GLU ILE ASP THR LYS SER TYR SEQRES 7 B 127 TRP LYS ALA LEU GLY ILE SER PRO PHE HIS GLU HIS ALA SEQRES 8 B 127 GLU VAL VAL PHE THR ALA ASN ASP SER GLY PRO ARG ARG SEQRES 9 B 127 TYR THR ILE ALA ALA LEU LEU SER PRO TYR SER TYR SER SEQRES 10 B 127 THR THR ALA VAL VAL THR ASN PRO LYS GLU FORMUL 3 HOH *150(H2 O) HELIX 1 1 ASP A 74 ALA A 81 1 8 HELIX 2 2 ASP B 74 LEU B 82 1 9 SHEET 1 A 8 SER A 23 PRO A 24 0 SHEET 2 A 8 LEU A 12 ASP A 18 -1 N ASP A 18 O SER A 23 SHEET 3 A 8 ARG A 104 SER A 112 1 O ILE A 107 N MET A 13 SHEET 4 A 8 SER A 115 THR A 123 -1 O SER A 115 N SER A 112 SHEET 5 A 8 SER B 115 THR B 123 -1 O TYR B 116 N THR A 118 SHEET 6 A 8 ARG B 104 SER B 112 -1 N THR B 106 O VAL B 121 SHEET 7 A 8 LEU B 12 ASP B 18 1 N MET B 13 O ILE B 107 SHEET 8 A 8 SER B 23 PRO B 24 -1 O SER B 23 N ASP B 18 SHEET 1 B 8 GLU A 54 LEU A 55 0 SHEET 2 B 8 LEU A 12 ASP A 18 -1 N VAL A 14 O LEU A 55 SHEET 3 B 8 ARG A 104 SER A 112 1 O ILE A 107 N MET A 13 SHEET 4 B 8 SER A 115 THR A 123 -1 O SER A 115 N SER A 112 SHEET 5 B 8 SER B 115 THR B 123 -1 O TYR B 116 N THR A 118 SHEET 6 B 8 ARG B 104 SER B 112 -1 N THR B 106 O VAL B 121 SHEET 7 B 8 LEU B 12 ASP B 18 1 N MET B 13 O ILE B 107 SHEET 8 B 8 GLU B 54 LEU B 55 -1 O LEU B 55 N VAL B 14 SHEET 1 C 8 TRP A 41 LYS A 48 0 SHEET 2 C 8 ALA A 29 LYS A 35 -1 N VAL A 32 O ALA A 45 SHEET 3 C 8 GLY A 67 ILE A 73 -1 O GLU A 72 N HIS A 31 SHEET 4 C 8 HIS A 88 ALA A 97 -1 O PHE A 95 N TYR A 69 SHEET 5 C 8 HIS B 88 ALA B 97 -1 O VAL B 94 N GLU A 89 SHEET 6 C 8 GLY B 67 ILE B 73 -1 N TYR B 69 O PHE B 95 SHEET 7 C 8 ALA B 29 LYS B 35 -1 N HIS B 31 O GLU B 72 SHEET 8 C 8 TRP B 41 LYS B 48 -1 O ALA B 45 N VAL B 32 CRYST1 42.597 85.953 63.688 90.00 90.00 90.00 P 21 21 2 8 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 0.023476 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011634 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015702 0.00000