PDB Short entry for 2E43 HEADER TRANSCRIPTION/DNA 01-DEC-06 2E43 TITLE CRYSTAL STRUCTURE OF C/EBPBETA BZIP HOMODIMER K269A MUTANT BOUND TO A TITLE 2 HIGH AFFINITY DNA FRAGMENT COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'- COMPND 3 D(P*DTP*DAP*DGP*DGP*DAP*DTP*DTP*DGP*DCP*DGP*DCP*DAP*DAP*DTP*DAP*DT)- COMPND 4 3'); COMPND 5 CHAIN: C; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: DNA (5'- COMPND 9 D(P*DAP*DAP*DTP*DAP*DTP*DTP*DGP*DCP*DGP*DCP*DAP*DAP*DTP*DCP*DCP*DT)- COMPND 10 3'); COMPND 11 CHAIN: D; COMPND 12 ENGINEERED: YES; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: CCAAT/ENHANCER-BINDING PROTEIN BETA; COMPND 15 CHAIN: A, B; COMPND 16 FRAGMENT: RESIDUES 259-336; COMPND 17 SYNONYM: C/EBP BETA, NUCLEAR FACTOR NF-IL6, TRANSCRIPTION FACTOR 5; COMPND 18 ENGINEERED: YES; COMPND 19 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES; SOURCE 5 MOL_ID: 3; SOURCE 6 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 7 ORGANISM_COMMON: HUMAN; SOURCE 8 ORGANISM_TAXID: 9606; SOURCE 9 GENE: CEBPB, TCF5; SOURCE 10 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 11 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 12 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 13 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 14 EXPRESSION_SYSTEM_PLASMID: PAR VECTOR KEYWDS PROTEIN-DNA COMPLEX, TRANSCRIPTION/DNA, TRANSCRIPTION-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR T.H.TAHIROV,T.INOUE-BUNGO,K.SATO,M.SHIINA,K.HAMADA,K.OGATA REVDAT 4 25-OCT-23 2E43 1 REMARK REVDAT 3 10-NOV-21 2E43 1 SEQADV REVDAT 2 24-FEB-09 2E43 1 VERSN REVDAT 1 18-DEC-07 2E43 0 JRNL AUTH T.H.TAHIROV,T.INOUE-BUNGO,K.SATO,M.SHIINA,K.HAMADA,K.OGATA JRNL TITL STRUCTURAL BASIS FOR FLEXIBLE BASE RECOGNITION BY C/EBPBETA JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.07 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 4405373.360 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 25326 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 SET) : 0.222 REMARK 3 FREE R VALUE : 0.259 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2508 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.23 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3626 REMARK 3 BIN R VALUE (WORKING SET) : 0.2660 REMARK 3 BIN FREE R VALUE : 0.3010 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 419 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.015 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1073 REMARK 3 NUCLEIC ACID ATOMS : 658 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 331 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -3.87000 REMARK 3 B22 (A**2) : 5.90000 REMARK 3 B33 (A**2) : -2.03000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.26 REMARK 3 ESD FROM SIGMAA (A) : 0.17 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.31 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.20 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.004 REMARK 3 BOND ANGLES (DEGREES) : 0.800 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 14.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.030 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.560 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.240 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.250 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.430 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 75.04 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2E43 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 08-DEC-06. REMARK 100 THE DEPOSITION ID IS D_1000026199. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-NOV-04 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL44B2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25384 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.07500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> 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: CNS 1.1 REMARK 200 STARTING MODEL: 1GU4 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 67.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.75 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MAGNESIUM CHLORIDE, TRIS-HCL, PEG4000, REMARK 280 PH 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 37.46600 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.46600 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 50.84050 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 56.36550 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 50.84050 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 56.36550 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 37.46600 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 50.84050 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 56.36550 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 37.46600 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 50.84050 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 56.36550 REMARK 290 SMTRY3 8 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: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D, 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 VAL A 259 REMARK 465 LYS A 260 REMARK 465 SER A 261 REMARK 465 LYS A 262 REMARK 465 ALA A 263 REMARK 465 LYS A 264 REMARK 465 LYS A 265 REMARK 465 THR A 266 REMARK 465 VAL A 267 REMARK 465 ASP A 268 REMARK 465 ALA A 269 REMARK 465 HIS A 270 REMARK 465 GLN A 333 REMARK 465 LEU A 334 REMARK 465 PRO A 335 REMARK 465 GLU A 336 REMARK 465 VAL B 259 REMARK 465 LYS B 260 REMARK 465 SER B 261 REMARK 465 LYS B 262 REMARK 465 ALA B 263 REMARK 465 LYS B 264 REMARK 465 LYS B 265 REMARK 465 THR B 266 REMARK 465 VAL B 267 REMARK 465 ASP B 268 REMARK 465 ALA B 269 REMARK 465 HIS B 270 REMARK 465 PRO B 335 REMARK 465 GLU B 336 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 HOH A 411 O HOH A 411 4566 1.32 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 DT C 1 P DT C 1 OP3 -0.084 REMARK 500 DA D 101 P DA D 101 OP3 -0.085 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1GU4 RELATED DB: PDB REMARK 900 RELATED ID: 2E42 RELATED DB: PDB REMARK 900 THE SAME PROTEIN(V285A)/DNA COMPLEX AT 1.8 A DBREF 2E43 A 259 336 UNP P17676 CEBPB_HUMAN 259 336 DBREF 2E43 B 259 336 UNP P17676 CEBPB_HUMAN 259 336 DBREF 2E43 C 1 16 PDB 2E43 2E43 1 16 DBREF 2E43 D 101 116 PDB 2E43 2E43 101 116 SEQADV 2E43 ALA A 269 UNP P17676 LYS 269 ENGINEERED MUTATION SEQADV 2E43 ALA B 269 UNP P17676 LYS 269 ENGINEERED MUTATION SEQRES 1 C 16 DT DA DG DG DA DT DT DG DC DG DC DA DA SEQRES 2 C 16 DT DA DT SEQRES 1 D 16 DA DA DT DA DT DT DG DC DG DC DA DA DT SEQRES 2 D 16 DC DC DT SEQRES 1 A 78 VAL LYS SER LYS ALA LYS LYS THR VAL ASP ALA HIS SER SEQRES 2 A 78 ASP GLU TYR LYS ILE ARG ARG GLU ARG ASN ASN ILE ALA SEQRES 3 A 78 VAL ARG LYS SER ARG ASP LYS ALA LYS MET ARG ASN LEU SEQRES 4 A 78 GLU THR GLN HIS LYS VAL LEU GLU LEU THR ALA GLU ASN SEQRES 5 A 78 GLU ARG LEU GLN LYS LYS VAL GLU GLN LEU SER ARG GLU SEQRES 6 A 78 LEU SER THR LEU ARG ASN LEU PHE LYS GLN LEU PRO GLU SEQRES 1 B 78 VAL LYS SER LYS ALA LYS LYS THR VAL ASP ALA HIS SER SEQRES 2 B 78 ASP GLU TYR LYS ILE ARG ARG GLU ARG ASN ASN ILE ALA SEQRES 3 B 78 VAL ARG LYS SER ARG ASP LYS ALA LYS MET ARG ASN LEU SEQRES 4 B 78 GLU THR GLN HIS LYS VAL LEU GLU LEU THR ALA GLU ASN SEQRES 5 B 78 GLU ARG LEU GLN LYS LYS VAL GLU GLN LEU SER ARG GLU SEQRES 6 B 78 LEU SER THR LEU ARG ASN LEU PHE LYS GLN LEU PRO GLU FORMUL 5 HOH *331(H2 O) HELIX 1 1 SER A 271 LEU A 330 1 60 HELIX 2 2 SER B 271 GLN B 333 1 63 CRYST1 101.681 112.731 74.932 90.00 90.00 90.00 C 2 2 21 16 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 0.009835 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008871 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013345 0.00000