HEADER OXIDOREDUCTASE 23-JUN-03 1PU2 TITLE CRYSTAL STRUCTURE OF THE K246R MUTANT OF ASPARTATE SEMIALDEHYDE TITLE 2 DEHYDROGENASE FROM HAEMOPHILUS INFLUENZAE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ASPARTATE-SEMIALDEHYDE DEHYDROGENASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ASA DEHYDROGENASE, ASADH; COMPND 5 EC: 1.2.1.11; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HAEMOPHILUS INFLUENZAE; SOURCE 3 ORGANISM_TAXID: 727; SOURCE 4 GENE: ASD; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET41 KEYWDS ASPARTATE SEMIALDEHYDE DEHYDROGENASE, PHOSPHATE, ENZYME, KEYWDS 2 OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR J.BLANCO,R.A.MOORE,C.R.FAEHNLE,D.M.COE,R.E.VIOLA REVDAT 6 16-AUG-23 1PU2 1 REMARK REVDAT 5 27-OCT-21 1PU2 1 SEQADV LINK REVDAT 4 13-JUL-11 1PU2 1 VERSN REVDAT 3 24-FEB-09 1PU2 1 VERSN REVDAT 2 03-AUG-04 1PU2 1 SOURCE REVDAT 1 27-JUL-04 1PU2 0 JRNL AUTH J.BLANCO,R.A.MOORE,C.R.FAEHNLE,D.M.COE,R.E.VIOLA JRNL TITL THE ROLE OF SUBSTRATE-BINDING GROUPS IN THE MECHANISM OF JRNL TITL 2 ASPARTATE-BETA-SEMIALDEHYDE DEHYDROGENASE. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 60 1388 2004 JRNL REFN ISSN 0907-4449 JRNL PMID 15272161 JRNL DOI 10.1107/S0907444904012971 REMARK 2 REMARK 2 RESOLUTION. 2.06 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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) : 2.06 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.33 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.0 REMARK 3 NUMBER OF REFLECTIONS : 22105 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) : 0.236 REMARK 3 FREE R VALUE : 0.288 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.800 REMARK 3 FREE R VALUE TEST SET COUNT : 2177 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) : 2.06 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.19 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3248 REMARK 3 BIN R VALUE (WORKING SET) : 0.3170 REMARK 3 BIN FREE R VALUE : 0.3470 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 359 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.018 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2764 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 133 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -12.08000 REMARK 3 B22 (A**2) : 4.17000 REMARK 3 B33 (A**2) : 7.91000 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) : 0.29 REMARK 3 ESD FROM SIGMAA (A) : 0.32 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) : 0.32 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.710 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) : 1.310 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.200 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.840 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.870 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 21.54 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_NEW.PARAM REMARK 3 PARAMETER FILE 2 : WATER.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN_NEW.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1PU2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-JUL-03. REMARK 100 THE DEPOSITION ID IS D_1000019564. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-JUL-02 REMARK 200 TEMPERATURE (KELVIN) : 90 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-BM REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : SI220 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : SBC-3 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27081 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.860 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.5 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05500 REMARK 200 FOR THE DATA SET : 31.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.86 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.94 REMARK 200 COMPLETENESS FOR SHELL (%) : 30.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.30100 REMARK 200 FOR SHELL : 4.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: 1NWC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.73 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 24% PEG 3350, 0.2M AMMONIUM ACETATE, REMARK 280 0.1 TRIS, PH 8.5, VAPOR DIFFUSION, 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 56.90800 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.36200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 56.90800 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 27.36200 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 6880 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 27060 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -46.0 KCAL/MOL 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 227.63200 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 -54.72400 REMARK 350 BIOMT3 2 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 GLY A 41 REMARK 465 GLN A 42 REMARK 465 LYS A 43 REMARK 465 ALA A 44 REMARK 465 PRO A 45 REMARK 465 VAL A 46 REMARK 465 PHE A 47 REMARK 465 GLY A 48 REMARK 465 GLY A 49 REMARK 465 LYS A 50 REMARK 465 ASP A 51 REMARK 465 ALA A 52 REMARK 465 GLY A 53 REMARK 465 ASP A 54 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 LEU A 234 CA - CB - CG ANGL. DEV. = 14.1 DEGREES 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 LEU A 112 75.09 -177.19 REMARK 500 ASN A 116 50.38 -112.78 REMARK 500 SER A 226 -158.08 -151.25 REMARK 500 PRO A 229 43.47 -86.91 REMARK 500 ASP A 232 170.65 74.51 REMARK 500 LEU A 257 53.89 -97.58 REMARK 500 ASN A 310 58.28 -66.13 REMARK 500 LEU A 319 54.29 -92.16 REMARK 500 VAL A 330 79.01 -119.74 REMARK 500 LEU A 355 -91.85 -89.67 REMARK 500 ALA A 358 -75.71 -147.21 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1NWC RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF ASPARTATE SEMIALDEHYDE DEHYDROGENASE FROM REMARK 900 HAEMOPHILUS INFLUENZAE REMARK 900 RELATED ID: 1NWH RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF ASPARTATE SEMIALDEHYDE DEHYDROGENASE FROM REMARK 900 HAEMOPHILUS INFLUENZAE AS A TETRAHEDRAL HEMITHIOACETAL REACTION REMARK 900 INTERMEDIATE AT 2.0 A REMARK 900 RELATED ID: 1NX6 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF ASPARTATE SEMIALDEHYDE DEHYDROGENASE FROM REMARK 900 HAEMOPHILUS INFLUENZAE AS A TETRAHEDRAL HEMITHIOACETAL REACTION REMARK 900 INTERMEDIATE WITH PHOSPHATE AT 2.15 A REMARK 900 RELATED ID: 1PQP RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE C136S MUTANT OF ASPARTATE SEMIALDEHYDE REMARK 900 DEHYDROGENASE FROM HAEMOPHILUS INFLUENZAE BOUND WITH ASPARTATE REMARK 900 SEMIALDEHYDE AND PHOSPHATE REMARK 900 RELATED ID: 1PQU RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE H277N MUTANT OF ASPARTATE SEMIALDEHYDE REMARK 900 DEHYDROGENASE FROM HAEMOPHILUS INFLUENZAE BOUND WITH NADP, S-METHYL REMARK 900 CYSTEINE SULFOXIDE AND CACODYLATE REMARK 900 RELATED ID: 1PR3 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE R103K MUTANT OF ASPARTATE SEMIALDEHYDE REMARK 900 DEHYDROGENASE FROM HAEMOPHILUS INFLUENZAE REMARK 900 RELATED ID: 1PS8 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE R270K MUTANT OF ASPARTATE SEMIALDEHYDE REMARK 900 DEHYDROGENASE FROM HAEMOPHILUS INFLUENZAE DBREF 1PU2 A 1 371 UNP P44801 DHAS_HAEIN 1 371 SEQADV 1PU2 HTI A 136 UNP P44801 CYS 136 MODIFIED RESIDUE SEQADV 1PU2 ARG A 246 UNP P44801 LYS 246 ENGINEERED MUTATION SEQRES 1 A 371 MET LYS ASN VAL GLY PHE ILE GLY TRP ARG GLY MET VAL SEQRES 2 A 371 GLY SER VAL LEU MET ASP ARG MET SER GLN GLU ASN ASP SEQRES 3 A 371 PHE GLU ASN LEU ASN PRO VAL PHE PHE THR THR SER GLN SEQRES 4 A 371 ALA GLY GLN LYS ALA PRO VAL PHE GLY GLY LYS ASP ALA SEQRES 5 A 371 GLY ASP LEU LYS SER ALA PHE ASP ILE GLU GLU LEU LYS SEQRES 6 A 371 LYS LEU ASP ILE ILE VAL THR CYS GLN GLY GLY ASP TYR SEQRES 7 A 371 THR ASN GLU VAL TYR PRO LYS LEU LYS ALA THR GLY TRP SEQRES 8 A 371 ASP GLY TYR TRP VAL ASP ALA ALA SER ALA LEU ARG MET SEQRES 9 A 371 LYS ASP ASP ALA ILE ILE VAL LEU ASP PRO VAL ASN GLN SEQRES 10 A 371 HIS VAL ILE SER GLU GLY LEU LYS LYS GLY ILE LYS THR SEQRES 11 A 371 PHE VAL GLY GLY ASN HTI THR VAL SER LEU MET LEU MET SEQRES 12 A 371 ALA ILE GLY GLY LEU PHE GLU LYS ASP LEU VAL GLU TRP SEQRES 13 A 371 ILE SER VAL ALA THR TYR GLN ALA ALA SER GLY ALA GLY SEQRES 14 A 371 ALA LYS ASN MET ARG GLU LEU LEU SER GLN MET GLY LEU SEQRES 15 A 371 LEU GLU GLN ALA VAL SER SER GLU LEU LYS ASP PRO ALA SEQRES 16 A 371 SER SER ILE LEU ASP ILE GLU ARG LYS VAL THR ALA LYS SEQRES 17 A 371 MET ARG ALA ASP ASN PHE PRO THR ASP ASN PHE GLY ALA SEQRES 18 A 371 ALA LEU GLY GLY SER LEU ILE PRO TRP ILE ASP LYS LEU SEQRES 19 A 371 LEU PRO GLU THR GLY GLN THR LYS GLU GLU TRP ARG GLY SEQRES 20 A 371 TYR ALA GLU THR ASN LYS ILE LEU GLY LEU SER ASP ASN SEQRES 21 A 371 PRO ILE PRO VAL ASP GLY LEU CYS VAL ARG ILE GLY ALA SEQRES 22 A 371 LEU ARG CYS HIS SER GLN ALA PHE THR ILE LYS LEU LYS SEQRES 23 A 371 LYS ASP LEU PRO LEU GLU GLU ILE GLU GLN ILE ILE ALA SEQRES 24 A 371 SER HIS ASN GLU TRP VAL LYS VAL ILE PRO ASN ASP LYS SEQRES 25 A 371 GLU ILE THR LEU ARG GLU LEU THR PRO ALA LYS VAL THR SEQRES 26 A 371 GLY THR LEU SER VAL PRO VAL GLY ARG LEU ARG LYS LEU SEQRES 27 A 371 ALA MET GLY PRO GLU TYR LEU ALA ALA PHE THR VAL GLY SEQRES 28 A 371 ASP GLN LEU LEU TRP GLY ALA ALA GLU PRO VAL ARG ARG SEQRES 29 A 371 ILE LEU LYS GLN LEU VAL ALA MODRES 1PU2 HTI A 136 CYS HET HTI A 136 14 HETNAM HTI (4S)-4-{[(2S)-2-AMINO-3-OXOPROPYL]SULFANYL}-L- HETNAM 2 HTI HOMOSERINE FORMUL 1 HTI C7 H14 N2 O5 S FORMUL 2 HOH *133(H2 O) HELIX 1 1 GLY A 11 GLU A 24 1 14 HELIX 2 2 ASN A 25 LEU A 30 5 6 HELIX 3 3 ASP A 60 LYS A 66 1 7 HELIX 4 4 GLY A 75 ALA A 88 1 14 HELIX 5 5 LEU A 112 GLY A 127 1 16 HELIX 6 6 ASN A 135 LYS A 151 1 17 HELIX 7 7 ALA A 164 ALA A 168 5 5 HELIX 8 8 GLY A 169 ALA A 186 1 18 HELIX 9 9 VAL A 187 ASP A 193 1 7 HELIX 10 10 SER A 197 ALA A 211 1 15 HELIX 11 11 THR A 241 LEU A 255 1 15 HELIX 12 12 PRO A 290 SER A 300 1 11 HELIX 13 13 ASP A 311 LEU A 319 1 9 HELIX 14 14 THR A 320 THR A 325 1 6 HELIX 15 15 ALA A 358 ALA A 371 1 14 SHEET 1 A 7 LYS A 56 SER A 57 0 SHEET 2 A 7 ASN A 31 THR A 36 1 N THR A 36 O LYS A 56 SHEET 3 A 7 ASN A 3 ILE A 7 1 N VAL A 4 O VAL A 33 SHEET 4 A 7 ILE A 69 THR A 72 1 O VAL A 71 N GLY A 5 SHEET 5 A 7 TYR A 94 ASP A 97 1 O VAL A 96 N ILE A 70 SHEET 6 A 7 THR A 130 GLY A 133 1 O GLY A 133 N ASP A 97 SHEET 7 A 7 ALA A 108 VAL A 111 1 N VAL A 111 O VAL A 132 SHEET 1 B 6 VAL A 264 LEU A 267 0 SHEET 2 B 6 VAL A 154 TYR A 162 1 N VAL A 159 O ASP A 265 SHEET 3 B 6 CYS A 276 LEU A 285 -1 O ALA A 280 N ALA A 160 SHEET 4 B 6 GLY A 341 ASP A 352 -1 O ALA A 347 N PHE A 281 SHEET 5 B 6 VAL A 330 LEU A 338 -1 N GLY A 333 O PHE A 348 SHEET 6 B 6 VAL A 305 VAL A 307 1 N LYS A 306 O VAL A 332 SHEET 1 C 2 LEU A 227 ILE A 228 0 SHEET 2 C 2 ARG A 270 ILE A 271 -1 O ARG A 270 N ILE A 228 LINK C ASN A 135 N HTI A 136 1555 1555 1.33 LINK C HTI A 136 N THR A 137 1555 1555 1.33 CRYST1 113.816 54.724 57.172 90.00 90.00 90.00 P 21 21 2 4 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 0.008786 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018274 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017491 0.00000