HEADER LIGASE 22-OCT-10 3PD3 TITLE CRYSTAL STRUCTURE OF THE EDITING DOMAIN OF THREONYL-TRNA SYNTHETASE TITLE 2 FROM PYROCOCCUS ABYSSI IN COMPLEX WITH THREONYL-3'-AMINOADENOSINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: THREONYL-TRNA SYNTHETASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP RESIDUES 1-147; COMPND 5 SYNONYM: THREONINE--TRNA LIGASE, THRRS; COMPND 6 EC: 6.1.1.3; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PYROCOCCUS ABYSSI; SOURCE 3 ORGANISM_TAXID: 29292; SOURCE 4 GENE: PAB1490, PYRAB13430, THRS; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS ALPHA/BETA FOLD, DEACYLASE, EDITING, AMINOACYL-TRNA SYNTHETASE, KEYWDS 2 TRANSLATION, LIGASE EXPDTA X-RAY DIFFRACTION AUTHOR T.HUSSAIN,V.KAMARTHAPU,S.P.KRUPARANI,R.SANKARANARAYANAN REVDAT 2 01-NOV-23 3PD3 1 REMARK REVDAT 1 08-DEC-10 3PD3 0 JRNL AUTH T.HUSSAIN,V.KAMARTHAPU,S.P.KRUPARANI,M.V.DESHMUKH, JRNL AUTH 2 R.SANKARANARAYANAN JRNL TITL MECHANISTIC INSIGHTS INTO COGNATE SUBSTRATE DISCRIMINATION JRNL TITL 2 DURING PROOFREADING IN TRANSLATION JRNL REF PROC.NATL.ACAD.SCI.USA 2010 JRNL REFN ESSN 1091-6490 JRNL PMID 21098258 JRNL DOI 10.1073/PNAS.1014299107 REMARK 2 REMARK 2 RESOLUTION. 1.86 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 : LENNARD-JONES REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.86 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.14 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1371293.620 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 20336 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) : 0.198 REMARK 3 FREE R VALUE : 0.229 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1034 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 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) : 1.86 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.98 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3009 REMARK 3 BIN R VALUE (WORKING SET) : 0.2350 REMARK 3 BIN FREE R VALUE : 0.2610 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 153 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.021 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2271 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 52 REMARK 3 SOLVENT ATOMS : 198 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 5.97000 REMARK 3 B22 (A**2) : 0.76000 REMARK 3 B33 (A**2) : -6.73000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.14 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) : 0.26 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.16 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.750 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) : 1.210 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.750 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.160 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.230 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 46.07 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : A3T.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : A3T.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3PD3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 19-NOV-10. REMARK 100 THE DEPOSITION ID IS D_1000062230. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-APR-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 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 RUH3R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : OSMIC MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20386 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.860 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 200 DATA REDUNDANCY : 4.900 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 27.2000 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) : 1.93 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.4 REMARK 200 DATA REDUNDANCY IN SHELL : 4.30 REMARK 200 R MERGE FOR SHELL (I) : 0.29100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1Y2Q REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 30.36 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.76 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, BIS-TRIS, NACL, PH 6.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 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 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 19.14750 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 46.84900 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 32.95700 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 46.84900 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 19.14750 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 32.95700 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2100 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13080 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -7.0 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 VAL A 146 REMARK 465 GLU A 147 REMARK 465 ALA B 144 REMARK 465 ARG B 145 REMARK 465 VAL B 146 REMARK 465 GLU B 147 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 LYS A 18 CG CD CE NZ REMARK 470 LYS A 21 CG CD CE NZ REMARK 470 SER A 86 OG REMARK 470 GLU A 87 CG CD OE1 OE2 REMARK 470 GLU B 54 CG CD OE1 OE2 REMARK 470 GLU B 69 CG CD OE1 OE2 REMARK 470 GLU B 87 CG CD OE1 OE2 REMARK 470 ARG B 100 CG CD NE CZ NH1 NH2 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 OE2 GLU B 143 O HOH B 1142 4555 2.14 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 37 72.10 35.94 REMARK 500 ASN A 52 79.10 -159.34 REMARK 500 HIS A 83 23.05 -74.36 REMARK 500 LYS B 16 -82.49 -95.26 REMARK 500 ASN B 52 75.06 -162.16 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE A3T A 148 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE A3T B 148 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2HL2 RELATED DB: PDB REMARK 900 RELATED ID: 2HL0 RELATED DB: PDB REMARK 900 RELATED ID: 2HL1 RELATED DB: PDB REMARK 900 RELATED ID: 1Y2Q RELATED DB: PDB REMARK 900 RELATED ID: 3PD2 RELATED DB: PDB REMARK 900 RELATED ID: 3PD4 RELATED DB: PDB REMARK 900 RELATED ID: 3PD5 RELATED DB: PDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 SEQUENCE OF THE PROTEIN USED IN THIS STUDY WAS THE FRAGMENT OF UNP REMARK 999 RESIDUES 1-183 OF DATABASE Q9UZ14 (SYT_PYRAB). BUT THE C-TERMINAL REMARK 999 PROBABLY HAVE BEEN CLEAVED BEFORE CRYSTALLIZING. DBREF 3PD3 A 1 147 UNP Q9UZ14 SYT_PYRAB 1 147 DBREF 3PD3 B 1 147 UNP Q9UZ14 SYT_PYRAB 1 147 SEQRES 1 A 147 MET ARG VAL LEU LEU ILE HIS SER ASP TYR ILE GLU TYR SEQRES 2 A 147 GLU VAL LYS ASP LYS ALA LEU LYS ASN PRO GLU PRO ILE SEQRES 3 A 147 SER GLU ASP MET LYS ARG GLY ARG MET GLU GLU VAL LEU SEQRES 4 A 147 VAL ALA PHE ILE SER VAL GLU LYS VAL ASP GLU LYS ASN SEQRES 5 A 147 PRO GLU GLU VAL SER LEU LYS ALA ILE GLU GLU ILE SER SEQRES 6 A 147 LYS VAL ALA GLU GLN VAL LYS ALA GLU ASN VAL PHE VAL SEQRES 7 A 147 TYR PRO PHE ALA HIS LEU SER SER GLU LEU ALA LYS PRO SEQRES 8 A 147 SER VAL ALA MET ASP ILE LEU ASN ARG VAL TYR GLN GLY SEQRES 9 A 147 LEU LYS GLU ARG GLY PHE ASN VAL GLY LYS ALA PRO PHE SEQRES 10 A 147 GLY TYR TYR LYS ALA PHE LYS ILE SER CYS LYS GLY HIS SEQRES 11 A 147 PRO LEU ALA GLU LEU SER ARG THR ILE VAL PRO GLU GLU SEQRES 12 A 147 ALA ARG VAL GLU SEQRES 1 B 147 MET ARG VAL LEU LEU ILE HIS SER ASP TYR ILE GLU TYR SEQRES 2 B 147 GLU VAL LYS ASP LYS ALA LEU LYS ASN PRO GLU PRO ILE SEQRES 3 B 147 SER GLU ASP MET LYS ARG GLY ARG MET GLU GLU VAL LEU SEQRES 4 B 147 VAL ALA PHE ILE SER VAL GLU LYS VAL ASP GLU LYS ASN SEQRES 5 B 147 PRO GLU GLU VAL SER LEU LYS ALA ILE GLU GLU ILE SER SEQRES 6 B 147 LYS VAL ALA GLU GLN VAL LYS ALA GLU ASN VAL PHE VAL SEQRES 7 B 147 TYR PRO PHE ALA HIS LEU SER SER GLU LEU ALA LYS PRO SEQRES 8 B 147 SER VAL ALA MET ASP ILE LEU ASN ARG VAL TYR GLN GLY SEQRES 9 B 147 LEU LYS GLU ARG GLY PHE ASN VAL GLY LYS ALA PRO PHE SEQRES 10 B 147 GLY TYR TYR LYS ALA PHE LYS ILE SER CYS LYS GLY HIS SEQRES 11 B 147 PRO LEU ALA GLU LEU SER ARG THR ILE VAL PRO GLU GLU SEQRES 12 B 147 ALA ARG VAL GLU HET A3T A 148 26 HET A3T B 148 26 HETNAM A3T 3'-DEOXY-3'-(L-THREONYLAMINO)ADENOSINE FORMUL 3 A3T 2(C14 H21 N7 O5) FORMUL 5 HOH *198(H2 O) HELIX 1 1 SER A 27 MET A 30 5 4 HELIX 2 2 GLU A 46 LYS A 51 5 6 HELIX 3 3 ASN A 52 LYS A 72 1 21 HELIX 4 4 ALA A 82 SER A 85 5 4 HELIX 5 5 LYS A 90 ARG A 108 1 19 HELIX 6 6 PRO A 141 ARG A 145 5 5 HELIX 7 7 SER B 27 MET B 30 5 4 HELIX 8 8 GLU B 46 LYS B 51 5 6 HELIX 9 9 ASN B 52 LYS B 72 1 21 HELIX 10 10 ALA B 82 SER B 85 5 4 HELIX 11 11 LYS B 90 ARG B 108 1 19 SHEET 1 A10 ASN A 111 LYS A 114 0 SHEET 2 A10 ASN A 75 PRO A 80 1 N VAL A 76 O GLY A 113 SHEET 3 A10 ARG A 32 SER A 44 1 N ALA A 41 O PHE A 77 SHEET 4 A10 ARG A 2 LYS A 18 -1 N SER A 8 O VAL A 38 SHEET 5 A10 TYR A 119 CYS A 127 -1 O TYR A 120 N ASP A 17 SHEET 6 A10 TYR B 119 CYS B 127 -1 O CYS B 127 N PHE A 123 SHEET 7 A10 ARG B 2 LYS B 18 -1 N LYS B 16 O TYR B 120 SHEET 8 A10 ARG B 32 SER B 44 -1 O VAL B 38 N SER B 8 SHEET 9 A10 ASN B 75 PRO B 80 1 O PHE B 77 N ALA B 41 SHEET 10 A10 ASN B 111 LYS B 114 1 O GLY B 113 N VAL B 78 SHEET 1 B 6 GLU A 134 THR A 138 0 SHEET 2 B 6 ARG A 2 LYS A 18 -1 N LEU A 5 O LEU A 135 SHEET 3 B 6 TYR A 119 CYS A 127 -1 O TYR A 120 N ASP A 17 SHEET 4 B 6 TYR B 119 CYS B 127 -1 O CYS B 127 N PHE A 123 SHEET 5 B 6 ARG B 2 LYS B 18 -1 N LYS B 16 O TYR B 120 SHEET 6 B 6 GLU B 134 THR B 138 -1 O LEU B 135 N LEU B 5 SITE 1 AC1 19 ALA A 19 ILE A 43 VAL A 45 PRO A 80 SITE 2 AC1 19 PHE A 81 ALA A 82 ALA A 89 ALA A 94 SITE 3 AC1 19 PHE A 117 GLY A 118 TYR A 119 TYR A 120 SITE 4 AC1 19 LYS A 121 HOH A1002 HOH A1004 HOH A1017 SITE 5 AC1 19 HOH A1079 HOH A1080 GLU B 134 SITE 1 AC2 19 GLU A 134 HOH A1042 ALA B 19 LEU B 20 SITE 2 AC2 19 ILE B 43 VAL B 45 PRO B 80 PHE B 81 SITE 3 AC2 19 ALA B 82 ALA B 89 ALA B 94 PHE B 117 SITE 4 AC2 19 GLY B 118 TYR B 119 TYR B 120 LYS B 121 SITE 5 AC2 19 HOH B1001 HOH B1024 HOH B1050 CRYST1 38.295 65.914 93.698 90.00 90.00 90.00 P 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 0.026113 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015171 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010673 0.00000