HEADER TRANSCRIPTION/DNA 13-JAN-00 1DU0 TITLE ENGRAILED HOMEODOMAIN Q50A VARIANT DNA COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'- COMPND 3 D(*TP*TP*TP*TP*GP*CP*CP*AP*TP*GP*TP*AP*AP*TP*TP*AP*CP*CP*TP*AP*A)- COMPND 4 3'); COMPND 5 CHAIN: C; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: DNA (5'- COMPND 9 D(*AP*TP*TP*AP*GP*GP*TP*AP*AP*TP*TP*AP*CP*AP*TP*GP*GP*CP*AP*AP*A)- COMPND 10 3'); COMPND 11 CHAIN: D; COMPND 12 ENGINEERED: YES; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: ENGRAILED HOMEODOMAIN; COMPND 15 CHAIN: A, B; COMPND 16 SYNONYM: HOMEOTIC PROTEIN ENGRAILED, SEGMENTATION POLARITY HOMEOBOX COMPND 17 PROTEIN ENGRAILED; 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: DROSOPHILA MELANOGASTER; SOURCE 7 ORGANISM_COMMON: FRUIT FLY; SOURCE 8 ORGANISM_TAXID: 7227; SOURCE 9 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 10 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HOMEODOMAIN, DNA-BINDING PROTEIN, PROTEIN-DNA COMPLEX, TRANSCRIPTION- KEYWDS 2 DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR R.A.GRANT,M.A.ROULD,J.D.KLEMM,C.O.PABO REVDAT 5 07-FEB-24 1DU0 1 REMARK REVDAT 4 03-NOV-21 1DU0 1 SEQADV REVDAT 3 24-FEB-09 1DU0 1 VERSN REVDAT 2 07-AUG-00 1DU0 3 HETATM REMARK REVDAT 1 31-JUL-00 1DU0 0 JRNL AUTH R.A.GRANT,M.A.ROULD,J.D.KLEMM,C.O.PABO JRNL TITL EXPLORING THE ROLE OF GLUTAMINE 50 IN THE HOMEODOMAIN-DNA JRNL TITL 2 INTERFACE: CRYSTAL STRUCTURE OF ENGRAILED (GLN50 --> ALA) JRNL TITL 3 COMPLEX AT 2.0 A. JRNL REF BIOCHEMISTRY V. 39 8187 2000 JRNL REFN ISSN 0006-2960 JRNL PMID 10889025 JRNL DOI 10.1021/BI000071A REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH E.FRAENKEL,M.A.ROULD,K.A.CHAMBERS,C.O.PABO REMARK 1 TITL ENGRAILED HOMEODOMAIN-DNA COMPLEX AT 2.2 ANGSTROMS REMARK 1 TITL 2 RESOLUTION: A DETAILED VIEW OF THE INTERFACE AND COMPARISON REMARK 1 TITL 3 WITH OTHER ENGRAILED STRUCTURES REMARK 1 REF J.MOL.BIOL. V. 284 351 1998 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1006/JMBI.1998.2147 REMARK 1 REFERENCE 2 REMARK 1 AUTH L.TUCKER-KELLOGG,M.A.ROULD,K.A.CHAMBERS,S.E.ADES,R.T.SAUER REMARK 1 TITL ENGRAILED (GLN50->LYS) HOMEODOMAIN-DNA COMPLEX AT 1.9 REMARK 1 TITL 2 ANGSTROMS RESOLUTION: STRUCTURAL BASIS FOR ENHANCED AFFINITY REMARK 1 TITL 3 AND ALTERED SPECIFICITY REMARK 1 REF STRUCTURE V. 5 1047 1997 REMARK 1 REFN ISSN 0969-2126 REMARK 1 DOI 10.1016/S0969-2126(97)00256-6 REMARK 1 REFERENCE 3 REMARK 1 AUTH S.E.ADES,R.T.SAUER REMARK 1 TITL DIFFERENTIAL DNA-BINDING SPECIFICITY OF THE ENGRAILED REMARK 1 TITL 2 HOMEODOMAIN: THE ROLE OF RESIDUE 50 REMARK 1 REF BIOCHEMISTRY V. 33 9187 1994 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 4 REMARK 1 AUTH C.A.KISSINGER,B.LIU,E.MARTIN-BLANCO,T.B.KORNBERG,C.O.PABO REMARK 1 TITL CRYSTAL STRUCTURE OF AN ENGRAILED HOMEODOMAIN-DNA COMPLES AT REMARK 1 TITL 2 2.8 ANGSTROMS RESOLUTION: A FRAMEWORK FOR UNDERSTANDING REMARK 1 TITL 3 HOMEODOMAIN-DNA INTERACTIONS REMARK 1 REF CELL(CAMBRIDGE,MASS.) V. 63 579 1990 REMARK 1 REFN ISSN 0092-8674 REMARK 1 DOI 10.1016/0092-8674(90)90453-L REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 89.0 REMARK 3 NUMBER OF REFLECTIONS : 21566 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) : 0.234 REMARK 3 FREE R VALUE : 0.270 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2168 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 56.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2044 REMARK 3 BIN R VALUE (WORKING SET) : 0.3630 REMARK 3 BIN FREE R VALUE : 0.3510 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 203 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.025 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 930 REMARK 3 NUCLEIC ACID ATOMS : 855 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 103 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 24.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 39.70 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) : 0.33 REMARK 3 ESD FROM SIGMAA (A) : 0.41 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) : 0.36 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.39 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 18.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.440 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) : 2.710 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 4.070 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 4.800 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 7.330 ; 2.500 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : DNA-RNA.PARAM REMARK 3 PARAMETER FILE 3 : PARAM19.SOL REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 3 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DU0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-JAN-00. REMARK 100 THE DEPOSITION ID IS D_1000010365. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-JAN-96 REMARK 200 TEMPERATURE (KELVIN) : 128 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23204 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.5 REMARK 200 DATA REDUNDANCY : 4.900 REMARK 200 R MERGE (I) : 0.03900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL 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) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 70.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.35100 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: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 62.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.31 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: BIS-TRIS-PROPANE, PEG 400, AMMONIUM REMARK 280 ACETATE, PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 63.45000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 22.77500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 63.45000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 22.77500 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 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 ARG A 3 REMARK 465 PRO A 4 REMARK 465 ARG A 5 REMARK 465 THR A 6 REMARK 465 SER B 159 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES 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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) 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 ATM2 ATM3 REMARK 500 DG D 305 O4' - C1' - N9 ANGL. DEV. = 2.0 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 DC C 217 0.07 SIDE CHAIN REMARK 500 DA D 301 0.06 SIDE CHAIN REMARK 500 DG D 305 0.08 SIDE CHAIN REMARK 500 DG D 306 0.07 SIDE CHAIN REMARK 500 DT D 311 0.06 SIDE CHAIN REMARK 500 DA D 314 0.06 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HDD RELATED DB: PDB REMARK 900 WILD TYPE ENGRAILED-DNA CO-CRYSTAL 2.8 ANGSTROMS REMARK 900 RELATED ID: 2HDD RELATED DB: PDB REMARK 900 Q50K VARIANT ENGRAILED-DNA CO-CRYSTAL REMARK 900 RELATED ID: 3HDD RELATED DB: PDB REMARK 900 WILD TYPE ENGRAILED-DNA CO-CRYSTAL 2.2 ANGSTROMS DBREF 1DU0 A 3 59 UNP P02836 HMEN_DROME 456 512 DBREF 1DU0 B 103 159 UNP P02836 HMEN_DROME 456 512 DBREF 1DU0 C 201 221 PDB 1DU0 1DU0 201 221 DBREF 1DU0 D 301 321 PDB 1DU0 1DU0 301 321 SEQADV 1DU0 ALA A 50 UNP P02836 GLN 503 ENGINEERED MUTATION SEQADV 1DU0 ALA B 150 UNP P02836 GLN 503 ENGINEERED MUTATION SEQRES 1 C 21 DT DT DT DT DG DC DC DA DT DG DT DA DA SEQRES 2 C 21 DT DT DA DC DC DT DA DA SEQRES 1 D 21 DA DT DT DA DG DG DT DA DA DT DT DA DC SEQRES 2 D 21 DA DT DG DG DC DA DA DA SEQRES 1 A 57 ARG PRO ARG THR ALA PHE SER SER GLU GLN LEU ALA ARG SEQRES 2 A 57 LEU LYS ARG GLU PHE ASN GLU ASN ARG TYR LEU THR GLU SEQRES 3 A 57 ARG ARG ARG GLN GLN LEU SER SER GLU LEU GLY LEU ASN SEQRES 4 A 57 GLU ALA GLN ILE LYS ILE TRP PHE ALA ASN LYS ARG ALA SEQRES 5 A 57 LYS ILE LYS LYS SER SEQRES 1 B 57 ARG PRO ARG THR ALA PHE SER SER GLU GLN LEU ALA ARG SEQRES 2 B 57 LEU LYS ARG GLU PHE ASN GLU ASN ARG TYR LEU THR GLU SEQRES 3 B 57 ARG ARG ARG GLN GLN LEU SER SER GLU LEU GLY LEU ASN SEQRES 4 B 57 GLU ALA GLN ILE LYS ILE TRP PHE ALA ASN LYS ARG ALA SEQRES 5 B 57 LYS ILE LYS LYS SER FORMUL 5 HOH *103(H2 O) HELIX 1 1 SER A 9 ASN A 23 1 15 HELIX 2 2 THR A 27 GLY A 39 1 13 HELIX 3 3 ASN A 41 LYS A 57 1 17 HELIX 4 4 SER B 109 ASN B 123 1 15 HELIX 5 5 THR B 127 GLY B 139 1 13 HELIX 6 6 ASN B 141 LYS B 157 1 17 CRYST1 126.900 45.550 71.620 90.00 119.90 90.00 C 1 2 1 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 0.007880 0.000000 0.004531 0.00000 SCALE2 0.000000 0.021954 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016106 0.00000