HEADER SIGNALING PROTEIN 07-JUL-99 1QU7 TITLE FOUR HELICAL-BUNDLE STRUCTURE OF THE CYTOPLASMIC DOMAIN OF A SERINE TITLE 2 CHEMOTAXIS RECEPTOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHYL-ACCEPTING CHEMOTAXIS PROTEIN I; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: CYTOPLASMIC DOMAIN (RESIDUE 286-526); COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PET21A KEYWDS SERINE, CHEMOTAXIS, FOUR HELICAL-BUNDLE, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR K.K.KIM,H.YOKOTA,S.-H.KIM REVDAT 7 14-FEB-24 1QU7 1 REMARK REVDAT 6 03-NOV-21 1QU7 1 SEQADV REVDAT 5 04-OCT-17 1QU7 1 REMARK REVDAT 4 28-APR-10 1QU7 1 CRYST1 REVDAT 3 24-FEB-09 1QU7 1 VERSN REVDAT 2 01-APR-03 1QU7 1 JRNL REVDAT 1 12-JUL-00 1QU7 0 JRNL AUTH K.K.KIM,H.YOKOTA,S.H.KIM JRNL TITL FOUR-HELICAL-BUNDLE STRUCTURE OF THE CYTOPLASMIC DOMAIN OF A JRNL TITL 2 SERINE CHEMOTAXIS RECEPTOR. JRNL REF NATURE V. 400 787 1999 JRNL REFN ISSN 0028-0836 JRNL PMID 10466731 JRNL DOI 10.1038/23512 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 100.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 21860 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : 5 % RANDOM SELECTION REMARK 3 R VALUE (WORKING SET) : 0.243 REMARK 3 FREE R VALUE : 0.276 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1066 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3243 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 187 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 54.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE DISTRIBUTION OF THE INTENSITIES OF REMARK 3 DIFFRACTION PATTERN WAS VERY ANISOTROPIC : 2.6 A ALONG C-AXIS, REMARK 3 3.5 A ALONG A,B AXIS. SINCE DIFFRACTION INTENSITIES ARE REMARK 3 ANISOTROPIC, REFLECTIONS IN RESOLUTION RANGE OF 30.0 - 3.5 A REMARK 3 ALONG A AND B AXES, AND 2.6 A ALONG C-AXIS WERE USED FOR REMARK 3 REFINEMENT. REMARK 4 REMARK 4 1QU7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-JUL-99. REMARK 100 THE DEPOSITION ID IS D_1000009297. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-JAN-97 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.08 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MAR REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 40467 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.6 REMARK 200 DATA REDUNDANCY : 3.840 REMARK 200 R MERGE (I) : 0.12500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 4.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 74.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.50 REMARK 200 R MERGE FOR SHELL (I) : 0.74500 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: NULL REMARK 200 SOFTWARE USED: MLPHARE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 74.29 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.78 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MPD, PH 6.5, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 3 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 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 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 7910 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24470 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -83.0 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 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 ARG B 294 REMARK 465 THR B 295 REMARK 465 GLU B 296 REMARK 465 GLN B 297 REMARK 465 GLN B 298 REMARK 465 ALA B 299 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 ILE A 517 CG1 CG2 CD1 REMARK 470 GLN A 518 CG CD OE1 NE2 REMARK 470 GLN A 519 CG CD OE1 NE2 REMARK 470 GLN A 520 CG CD OE1 NE2 REMARK 470 GLN B 519 CG CD OE1 NE2 REMARK 470 GLN B 520 CG CD OE1 NE2 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 B 657 O HOH B 711 1.47 REMARK 500 O HOH B 615 O HOH B 655 1.57 REMARK 500 O HOH B 604 O HOH B 676 1.90 REMARK 500 O HOH A 757 O HOH B 771 1.91 REMARK 500 O HOH A 653 O HOH A 775 2.04 REMARK 500 O ARG A 516 N GLN A 518 2.05 REMARK 500 O PHE A 515 O HOH A 741 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 335 CD GLU A 335 OE2 0.076 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 GLU A 296 -83.36 -65.70 REMARK 500 ALA A 300 -7.54 -51.92 REMARK 500 GLN A 304 -78.41 -35.33 REMARK 500 GLN A 318 -74.88 -50.91 REMARK 500 GLN A 349 -79.33 -57.55 REMARK 500 ASP A 353 -1.17 -54.97 REMARK 500 SER A 358 27.20 -73.65 REMARK 500 GLN A 359 -45.33 -131.50 REMARK 500 ILE A 361 -70.57 -85.73 REMARK 500 ALA A 362 -47.82 -28.74 REMARK 500 ALA A 389 3.74 -66.54 REMARK 500 GLU A 391 -21.17 -38.87 REMARK 500 ARG A 394 -67.61 -0.80 REMARK 500 VAL A 403 -75.23 -59.82 REMARK 500 ALA A 413 -71.95 -42.43 REMARK 500 ARG A 415 -70.12 -48.56 REMARK 500 ILE A 417 -2.52 -59.14 REMARK 500 SER A 424 -70.56 -54.70 REMARK 500 VAL A 425 -19.50 -42.20 REMARK 500 THR A 441 5.08 -66.90 REMARK 500 SER A 467 -71.62 -63.34 REMARK 500 ARG A 468 -37.45 -33.15 REMARK 500 ALA A 478 -78.25 -68.04 REMARK 500 GLN A 485 -79.72 -87.43 REMARK 500 ALA A 496 -85.74 -59.65 REMARK 500 ALA A 497 -34.43 -33.81 REMARK 500 GLU A 503 -76.80 -63.29 REMARK 500 GLN A 504 -58.24 -27.54 REMARK 500 ILE A 517 -6.04 -28.62 REMARK 500 GLN A 519 10.08 -140.73 REMARK 500 MET B 309 -75.01 -43.89 REMARK 500 ALA B 314 -73.60 -71.60 REMARK 500 VAL B 316 -4.62 -50.82 REMARK 500 ASN B 319 -5.32 -50.40 REMARK 500 LYS B 342 -52.53 -138.45 REMARK 500 ASP B 353 -60.72 -93.21 REMARK 500 SER B 355 -31.61 -39.38 REMARK 500 SER B 358 11.14 -68.02 REMARK 500 ALA B 389 4.08 -55.79 REMARK 500 ALA B 411 -73.66 -55.93 REMARK 500 LYS B 418 -75.18 -41.44 REMARK 500 SER B 424 -81.00 -41.49 REMARK 500 VAL B 425 -19.81 -48.09 REMARK 500 ASP B 429 -72.59 -63.75 REMARK 500 VAL B 446 6.55 -66.74 REMARK 500 ASP B 454 -86.12 -64.75 REMARK 500 ILE B 455 -56.35 -23.81 REMARK 500 SER B 467 -75.76 -61.53 REMARK 500 ARG B 468 -48.43 -28.84 REMARK 500 VAL B 477 1.82 -69.62 REMARK 500 REMARK 500 THIS ENTRY HAS 54 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL DBREF 1QU7 A 294 520 UNP P02942 MCP1_ECOLI 294 520 DBREF 1QU7 B 294 520 UNP P02942 MCP1_ECOLI 294 520 SEQADV 1QU7 GLN A 304 UNP P02942 GLU 304 ENGINEERED MUTATION SEQADV 1QU7 GLN A 493 UNP P02942 GLU 493 ENGINEERED MUTATION SEQADV 1QU7 GLN B 304 UNP P02942 GLU 304 ENGINEERED MUTATION SEQADV 1QU7 GLN B 493 UNP P02942 GLU 493 ENGINEERED MUTATION SEQRES 1 A 227 ARG THR GLU GLN GLN ALA ALA SER LEU GLU GLN THR ALA SEQRES 2 A 227 ALA SER MET GLU GLN LEU THR ALA THR VAL LYS GLN ASN SEQRES 3 A 227 ALA GLU ASN ALA ARG GLN ALA SER HIS LEU ALA LEU SER SEQRES 4 A 227 ALA SER GLU THR ALA GLN ARG GLY GLY LYS VAL VAL ASP SEQRES 5 A 227 ASN VAL VAL GLN THR MET ARG ASP ILE SER THR SER SER SEQRES 6 A 227 GLN LYS ILE ALA ASP ILE ILE SER VAL ILE ASP GLY ILE SEQRES 7 A 227 ALA PHE GLN THR ASN ILE LEU ALA LEU ASN ALA ALA VAL SEQRES 8 A 227 GLU ALA ALA ARG ALA GLY GLU GLN GLY ARG GLY PHE ALA SEQRES 9 A 227 VAL VAL ALA GLY GLU VAL ARG ASN LEU ALA GLN ARG SER SEQRES 10 A 227 ALA GLN ALA ALA ARG GLU ILE LYS SER LEU ILE GLU ASP SEQRES 11 A 227 SER VAL GLY LYS VAL ASP VAL GLY SER THR LEU VAL GLU SEQRES 12 A 227 SER ALA GLY GLU THR MET ALA GLU ILE VAL SER ALA VAL SEQRES 13 A 227 THR ARG VAL THR ASP ILE MET GLY GLU ILE ALA SER ALA SEQRES 14 A 227 SER ASP GLU GLN SER ARG GLY ILE ASP GLN VAL GLY LEU SEQRES 15 A 227 ALA VAL ALA GLU MET ASP ARG VAL THR GLN GLN ASN ALA SEQRES 16 A 227 ALA LEU VAL GLU GLN SER ALA ALA ALA ALA ALA ALA LEU SEQRES 17 A 227 GLU GLU GLN ALA SER ARG LEU THR GLU ALA VAL ALA VAL SEQRES 18 A 227 PHE ARG ILE GLN GLN GLN SEQRES 1 B 227 ARG THR GLU GLN GLN ALA ALA SER LEU GLU GLN THR ALA SEQRES 2 B 227 ALA SER MET GLU GLN LEU THR ALA THR VAL LYS GLN ASN SEQRES 3 B 227 ALA GLU ASN ALA ARG GLN ALA SER HIS LEU ALA LEU SER SEQRES 4 B 227 ALA SER GLU THR ALA GLN ARG GLY GLY LYS VAL VAL ASP SEQRES 5 B 227 ASN VAL VAL GLN THR MET ARG ASP ILE SER THR SER SER SEQRES 6 B 227 GLN LYS ILE ALA ASP ILE ILE SER VAL ILE ASP GLY ILE SEQRES 7 B 227 ALA PHE GLN THR ASN ILE LEU ALA LEU ASN ALA ALA VAL SEQRES 8 B 227 GLU ALA ALA ARG ALA GLY GLU GLN GLY ARG GLY PHE ALA SEQRES 9 B 227 VAL VAL ALA GLY GLU VAL ARG ASN LEU ALA GLN ARG SER SEQRES 10 B 227 ALA GLN ALA ALA ARG GLU ILE LYS SER LEU ILE GLU ASP SEQRES 11 B 227 SER VAL GLY LYS VAL ASP VAL GLY SER THR LEU VAL GLU SEQRES 12 B 227 SER ALA GLY GLU THR MET ALA GLU ILE VAL SER ALA VAL SEQRES 13 B 227 THR ARG VAL THR ASP ILE MET GLY GLU ILE ALA SER ALA SEQRES 14 B 227 SER ASP GLU GLN SER ARG GLY ILE ASP GLN VAL GLY LEU SEQRES 15 B 227 ALA VAL ALA GLU MET ASP ARG VAL THR GLN GLN ASN ALA SEQRES 16 B 227 ALA LEU VAL GLU GLN SER ALA ALA ALA ALA ALA ALA LEU SEQRES 17 B 227 GLU GLU GLN ALA SER ARG LEU THR GLU ALA VAL ALA VAL SEQRES 18 B 227 PHE ARG ILE GLN GLN GLN FORMUL 3 HOH *187(H2 O) HELIX 1 1 THR A 295 LEU A 329 1 35 HELIX 2 2 LEU A 331 ILE A 361 1 31 HELIX 3 3 ILE A 361 ALA A 389 1 29 HELIX 4 4 GLN A 392 GLY A 439 1 48 HELIX 5 5 GLU A 440 VAL A 449 1 10 HELIX 6 6 ARG A 451 ARG A 516 1 66 HELIX 7 7 ALA B 300 SER B 334 1 35 HELIX 8 8 THR B 336 VAL B 344 1 9 HELIX 9 9 ASN B 346 ALA B 389 1 44 HELIX 10 10 GLY B 390 GLN B 392 5 3 HELIX 11 11 GLY B 393 ALA B 438 1 46 HELIX 12 12 GLU B 444 GLN B 518 1 75 CRYST1 132.440 132.440 134.590 90.00 90.00 120.00 P 3 2 1 12 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 0.007551 0.004359 0.000000 0.00000 SCALE2 0.000000 0.008719 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007430 0.00000