HEADER SIGNALING PROTEIN 28-JUL-19 6PXY TITLE CRYSTAL STRUCTURE OF LIGAND-BINDING DOMAIN OF PSEUDOMONAS FLUORESCENS TITLE 2 CHEMORECEPTOR CTAA IN COMPLEX WITH L-ALANINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PUTATIVE METHYL-ACCEPTING CHEMOTAXIS PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS FLUORESCENS (STRAIN PF0-1); SOURCE 3 ORGANISM_TAXID: 205922; SOURCE 4 STRAIN: PF0-1; SOURCE 5 GENE: PFL01_4431; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS BACTERIAL CHEMOTAXIS, CHEMORECEPTOR, DOUBLE CACHE, LIGAND BINDING KEYWDS 2 DOMAIN, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR I.A.UD-DIN,M.F.KHAN,A.ROUJEINIKOVA REVDAT 3 11-OCT-23 6PXY 1 REMARK REVDAT 2 15-APR-20 6PXY 1 JRNL REVDAT 1 18-MAR-20 6PXY 0 JRNL AUTH A.I.M.S.UD-DIN,M.F.KHAN,A.ROUJEINIKOVA JRNL TITL BROAD SPECIFICITY OF AMINO ACID CHEMORECEPTOR CTAA JRNL TITL 2 OFPSEUDOMONAS FLUORESCENSIS AFFORDED BY PLASTICITY OF ITS JRNL TITL 3 AMPHIPATHIC LIGAND-BINDING POCKET. JRNL REF MOL.PLANT MICROBE INTERACT. V. 33 612 2020 JRNL REFN ISSN 0894-0282 JRNL PMID 31909676 JRNL DOI 10.1094/MPMI-10-19-0277-R REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0135 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 31.40 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 85.1 REMARK 3 NUMBER OF REFLECTIONS : 15837 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) : 0.206 REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.249 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 809 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.05 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1177 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.51 REMARK 3 BIN R VALUE (WORKING SET) : 0.2730 REMARK 3 BIN FREE R VALUE SET COUNT : 56 REMARK 3 BIN FREE R VALUE : 0.3450 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1623 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 149 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 40.92 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 4.36000 REMARK 3 B22 (A**2) : -0.63000 REMARK 3 B33 (A**2) : -3.73000 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): 0.197 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.179 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.117 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.356 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.954 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.928 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1654 ; 0.008 ; 0.020 REMARK 3 BOND LENGTHS OTHERS (A): 1557 ; 0.005 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2262 ; 1.473 ; 1.969 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3574 ; 0.842 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 223 ; 6.241 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 53 ;24.407 ;24.717 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 244 ;14.110 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 5 ;14.062 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 276 ; 0.090 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1882 ; 0.010 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 339 ; 0.002 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL 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 : NULL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 6PXY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-JUL-19. REMARK 100 THE DEPOSITION ID IS D_1000243191. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-OCT-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : AUSTRALIAN SYNCHROTRON REMARK 200 BEAMLINE : MX1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : 0.9537 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : IMOSFLM REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.3.11 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16753 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 37.640 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 87.1 REMARK 200 DATA REDUNDANCY : 3.800 REMARK 200 R MERGE (I) : 0.05700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.05 REMARK 200 COMPLETENESS FOR SHELL (%) : 89.8 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : 0.42300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 3C8C REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.11 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.61 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE AND TRIS-HCL, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X,-Y+1/2,Z REMARK 290 7555 -X+1/2,Y,-Z REMARK 290 8555 X,-Y,-Z+1/2 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 33.13000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 56.73000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 37.64000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 56.73000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 33.13000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 37.64000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 33.13000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 37.64000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 56.73000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 37.64000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 33.13000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 56.73000 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 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 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 A 522 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 524 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 28 REMARK 465 ILE A 29 REMARK 465 ASP A 30 REMARK 465 PRO A 31 REMARK 465 PHE A 32 REMARK 465 THR A 33 REMARK 465 GLN A 34 REMARK 465 ARG A 35 REMARK 465 ASN A 36 REMARK 465 ALA A 37 REMARK 465 ILE A 38 REMARK 465 ARG A 39 REMARK 465 GLU A 40 REMARK 465 ARG A 186 REMARK 465 ASP A 187 REMARK 465 PHE A 188 REMARK 465 SER A 189 REMARK 465 MET A 270 REMARK 465 LEU A 271 REMARK 465 SER A 272 REMARK 465 GLU A 273 REMARK 465 PHE A 274 REMARK 465 ARG A 275 REMARK 465 THR A 276 REMARK 465 SER A 277 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ASP A 41 CG OD1 OD2 REMARK 470 GLU A 48 CG CD OE1 OE2 REMARK 470 GLU A 51 CD OE1 OE2 REMARK 470 ASN A 56 CG OD1 ND2 REMARK 470 GLU A 80 CG CD OE1 OE2 REMARK 470 LYS A 116 CG CD CE NZ REMARK 470 GLU A 133 CG CD OE1 OE2 REMARK 470 GLN A 151 CG CD OE1 NE2 REMARK 470 LYS A 162 CG CD CE NZ REMARK 470 GLN A 165 CG CD OE1 NE2 REMARK 470 MET A 191 CG SD CE REMARK 470 GLN A 222 CG CD OE1 NE2 REMARK 470 ARG A 226 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 233 CG CD OE1 OE2 REMARK 470 LYS A 264 CG CD CE NZ REMARK 470 ASP A 265 CG OD1 OD2 REMARK 470 LYS A 266 CG CD CE NZ REMARK 470 PHE A 268 CG CD1 CD2 CE1 CE2 CZ 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 SD MET A 117 O HOH A 534 2.00 REMARK 500 O HOH A 494 O HOH A 511 2.01 REMARK 500 OD1 ASP A 230 O HOH A 401 2.05 REMARK 500 O HOH A 515 O HOH A 526 2.12 REMARK 500 OD1 ASN A 255 O HOH A 402 2.12 REMARK 500 OG SER A 232 O HOH A 403 2.16 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 OH TYR A 257 OH TYR A 257 6555 2.07 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 SER A 134 40.45 -96.66 REMARK 500 ASP A 223 73.46 57.61 REMARK 500 SER A 253 -16.11 78.49 REMARK 500 LYS A 266 0.26 -67.31 REMARK 500 REMARK 500 REMARK: NULL DBREF 6PXY A 34 277 UNP Q3K7T6 Q3K7T6_PSEPF 34 277 SEQADV 6PXY GLY A 28 UNP Q3K7T6 EXPRESSION TAG SEQADV 6PXY ILE A 29 UNP Q3K7T6 EXPRESSION TAG SEQADV 6PXY ASP A 30 UNP Q3K7T6 EXPRESSION TAG SEQADV 6PXY PRO A 31 UNP Q3K7T6 EXPRESSION TAG SEQADV 6PXY PHE A 32 UNP Q3K7T6 EXPRESSION TAG SEQADV 6PXY THR A 33 UNP Q3K7T6 EXPRESSION TAG SEQRES 1 A 250 GLY ILE ASP PRO PHE THR GLN ARG ASN ALA ILE ARG GLU SEQRES 2 A 250 ASP LEU ASP ASN TYR LEU ASN GLU MET GLY GLU VAL THR SEQRES 3 A 250 ALA ASP ASN ILE GLN THR TRP LEU SER GLY ARG ILE LEU SEQRES 4 A 250 LEU ILE GLU ASN ALA ALA GLN ASN ILE ALA ILE ASN PRO SEQRES 5 A 250 GLU PRO ALA ALA VAL ALA SER LEU LEU GLU GLN LYS ALA SEQRES 6 A 250 LEU THR SER THR PHE MET ALA SER TYR LEU GLY ASP ALA SEQRES 7 A 250 THR GLY HIS PHE THR ILE ARG PRO ASP ALA LYS MET PRO SEQRES 8 A 250 ASP GLY PHE ASP PRO ARG VAL ARG PRO TRP TYR LYS GLY SEQRES 9 A 250 ALA GLU SER SER SER THR SER THR LEU THR GLU PRO TYR SEQRES 10 A 250 ILE ASP ALA ALA THR GLY GLN THR ILE ILE SER ILE ALA SEQRES 11 A 250 THR ALA ALA LYS LYS ALA GLY GLN SER VAL GLY VAL VAL SEQRES 12 A 250 GLY GLY ASP LEU SER LEU GLN THR LEU ILE ASN THR LEU SEQRES 13 A 250 SER ALA ARG ASP PHE SER GLY MET GLY TYR ALA PHE LEU SEQRES 14 A 250 VAL SER ALA ASP GLY LYS ILE LEU VAL HIS PRO ASP LYS SEQRES 15 A 250 ALA LEU VAL MET LYS SER LEU LYS GLU ALA TYR PRO GLN SEQRES 16 A 250 ASP THR PRO ARG ILE SER SER ASP PHE SER GLU VAL THR SEQRES 17 A 250 VAL ASP GLY LYS THR ARG ILE VAL ASN PHE THR PRO ILE SEQRES 18 A 250 LYS GLY LEU PRO SER VAL ASN TRP TYR ILE GLY LEU SER SEQRES 19 A 250 VAL ASP LYS ASP LYS ALA PHE SER MET LEU SER GLU PHE SEQRES 20 A 250 ARG THR SER HET ALA A 301 6 HETNAM ALA ALANINE FORMUL 2 ALA C3 H7 N O2 FORMUL 3 HOH *149(H2 O) HELIX 1 AA1 ASP A 41 ASN A 78 1 38 HELIX 2 AA2 GLU A 80 GLU A 89 1 10 HELIX 3 AA3 GLN A 90 SER A 95 1 6 HELIX 4 AA4 ASP A 122 VAL A 125 5 4 HELIX 5 AA5 ARG A 126 SER A 134 1 9 HELIX 6 AA6 LEU A 176 ALA A 185 1 10 HELIX 7 AA7 ASP A 208 VAL A 212 5 5 HELIX 8 AA8 SER A 215 TYR A 220 1 6 SHEET 1 AA1 5 PHE A 109 ARG A 112 0 SHEET 2 AA1 5 SER A 100 GLY A 103 -1 N SER A 100 O ARG A 112 SHEET 3 AA1 5 GLN A 165 SER A 175 -1 O VAL A 169 N GLY A 103 SHEET 4 AA1 5 THR A 152 LYS A 162 -1 N ALA A 160 O VAL A 167 SHEET 5 AA1 5 THR A 139 LEU A 140 -1 N THR A 139 O ALA A 157 SHEET 1 AA2 5 PHE A 109 ARG A 112 0 SHEET 2 AA2 5 SER A 100 GLY A 103 -1 N SER A 100 O ARG A 112 SHEET 3 AA2 5 GLN A 165 SER A 175 -1 O VAL A 169 N GLY A 103 SHEET 4 AA2 5 THR A 152 LYS A 162 -1 N ALA A 160 O VAL A 167 SHEET 5 AA2 5 TYR A 144 ILE A 145 -1 N TYR A 144 O ILE A 153 SHEET 1 AA3 5 ILE A 203 VAL A 205 0 SHEET 2 AA3 5 GLY A 192 SER A 198 -1 N LEU A 196 O VAL A 205 SHEET 3 AA3 5 TRP A 256 ASP A 263 -1 O GLY A 259 N PHE A 195 SHEET 4 AA3 5 LYS A 239 PRO A 247 -1 N THR A 246 O ILE A 258 SHEET 5 AA3 5 SER A 232 VAL A 236 -1 N SER A 232 O VAL A 243 CISPEP 1 ARG A 112 PRO A 113 0 -3.52 CRYST1 66.260 75.280 113.460 90.00 90.00 90.00 I 21 21 21 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 0.015092 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013284 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008814 0.00000