HEADER HYDROLASE 27-SEP-00 1FXX TITLE THE STRUCTURE OF EXONUCLEASE I SUGGESTS HOW PROCESSIVITY IS ACHIEVED COMPND MOL_ID: 1; COMPND 2 MOLECULE: EXONUCLEASE I; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: EXODEOXYRIBONUCLEASE I; COMPND 5 EC: 3.1.11.1; COMPND 6 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_PLASMID: PET22B KEYWDS ALPHA-BETA DOMAIN, SH3-LIKE DOMAIN, DNAQ SUPERFAMILY, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR W.A.BREYER,B.W.MATTHEWS REVDAT 4 07-FEB-24 1FXX 1 REMARK SEQADV LINK REVDAT 3 13-JUL-11 1FXX 1 VERSN REVDAT 2 24-FEB-09 1FXX 1 VERSN REVDAT 1 06-DEC-00 1FXX 0 JRNL AUTH W.A.BREYER,B.W.MATTHEWS JRNL TITL STRUCTURE OF ESCHERICHIA COLI EXONUCLEASE I SUGGESTS HOW JRNL TITL 2 PROCESSIVITY IS ACHIEVED. JRNL REF NAT.STRUCT.BIOL. V. 7 1125 2000 JRNL REFN ISSN 1072-8368 JRNL PMID 11101894 JRNL DOI 10.1038/81978 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.9 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) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 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) (%) : 95.9 REMARK 3 NUMBER OF REFLECTIONS : 24603 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.236 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1225 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 : 3728 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 12 REMARK 3 SOLVENT ATOMS : 102 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 42.50 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) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.500 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: NULL REMARK 4 REMARK 4 1FXX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-OCT-00. REMARK 100 THE DEPOSITION ID IS D_1000011997. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-JAN-99 REMARK 200 TEMPERATURE (KELVIN) : 277.0 REMARK 200 PH : 6.00 REMARK 200 NUMBER OF CRYSTALS USED : 25 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 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 : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24672 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 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 (%) : 95.9 REMARK 200 DATA REDUNDANCY : 5.900 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.46 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.2 REMARK 200 DATA REDUNDANCY IN SHELL : 5.70 REMARK 200 R MERGE FOR SHELL (I) : 0.26700 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: SHARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.52 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.77 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.85 - 2.0M NA/K PHOSPHATE, 20% V/V REMARK 280 GLYCEROL, PH 6.00, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+1/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+5/6 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 199.10000 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 99.55000 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 149.32500 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 49.77500 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 248.87500 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 199.10000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 99.55000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 49.77500 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 149.32500 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 248.87500 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: 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 693 LIES ON A SPECIAL POSITION. 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 MET A 1 REMARK 465 MET A 2 REMARK 465 ASN A 3 REMARK 465 ASP A 4 REMARK 465 GLY A 5 REMARK 465 LYS A 6 REMARK 465 GLN A 7 REMARK 465 ASN A 157 REMARK 465 ASP A 158 REMARK 465 ASP A 159 REMARK 465 GLY A 291 REMARK 465 ASP A 292 REMARK 465 ASN A 293 REMARK 465 ALA A 294 REMARK 465 GLU A 355 REMARK 465 PRO A 356 REMARK 465 PHE A 357 REMARK 465 THR A 358 REMARK 465 HIS A 478 REMARK 465 HIS A 479 REMARK 465 HIS A 480 REMARK 465 HIS A 481 REMARK 465 HIS A 482 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 LYS A 171 CG CD CE NZ REMARK 480 SER A 178 CB OG REMARK 480 ASN A 179 CG OD1 ND2 REMARK 480 LYS A 216 CG CD CE REMARK 480 LYS A 227 CE NZ REMARK 480 LYS A 287 CE NZ REMARK 480 THR A 288 OG1 CG2 REMARK 480 ASP A 289 CG OD1 OD2 REMARK 480 LEU A 290 C O REMARK 480 ASP A 361 CG OD1 OD2 REMARK 480 ARG A 377 CZ NH1 NH2 REMARK 480 GLU A 387 CD OE1 OE2 REMARK 480 LYS A 401 CG CD CE NZ REMARK 480 LYS A 405 NZ REMARK 480 LYS A 458 CG CD CE NZ REMARK 480 LYS A 460 NZ 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 612 O HOH A 612 10665 0.54 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 PHE A 107 -73.70 -130.04 REMARK 500 GLN A 201 54.75 -150.79 REMARK 500 CYS A 306 59.66 32.79 REMARK 500 ASP A 395 67.07 -115.21 REMARK 500 ASP A 457 101.27 -52.39 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 501 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 102 O REMARK 620 2 ASP A 108 OD1 95.0 REMARK 620 3 HOH A 627 O 161.2 78.3 REMARK 620 4 HOH A 640 O 98.6 105.3 100.1 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 602 DBREF 1FXX A 1 475 UNP P04995 EX1_ECOLI 1 475 SEQADV 1FXX ASP A 472 UNP P04995 GLU 472 CONFLICT SEQADV 1FXX GLU A 476 UNP P04995 EXPRESSION TAG SEQADV 1FXX HIS A 477 UNP P04995 EXPRESSION TAG SEQADV 1FXX HIS A 478 UNP P04995 EXPRESSION TAG SEQADV 1FXX HIS A 479 UNP P04995 EXPRESSION TAG SEQADV 1FXX HIS A 480 UNP P04995 EXPRESSION TAG SEQADV 1FXX HIS A 481 UNP P04995 EXPRESSION TAG SEQADV 1FXX HIS A 482 UNP P04995 EXPRESSION TAG SEQRES 1 A 482 MET MET ASN ASP GLY LYS GLN GLN SER THR PHE LEU PHE SEQRES 2 A 482 HIS ASP TYR GLU THR PHE GLY THR HIS PRO ALA LEU ASP SEQRES 3 A 482 ARG PRO ALA GLN PHE ALA ALA ILE ARG THR ASP SER GLU SEQRES 4 A 482 PHE ASN VAL ILE GLY GLU PRO GLU VAL PHE TYR CYS LYS SEQRES 5 A 482 PRO ALA ASP ASP TYR LEU PRO GLN PRO GLY ALA VAL LEU SEQRES 6 A 482 ILE THR GLY ILE THR PRO GLN GLU ALA ARG ALA LYS GLY SEQRES 7 A 482 GLU ASN GLU ALA ALA PHE ALA ALA ARG ILE HIS SER LEU SEQRES 8 A 482 PHE THR VAL PRO LYS THR CYS ILE LEU GLY TYR ASN ASN SEQRES 9 A 482 VAL ARG PHE ASP ASP GLU VAL THR ARG ASN ILE PHE TYR SEQRES 10 A 482 ARG ASN PHE TYR ASP PRO TYR ALA TRP SER TRP GLN HIS SEQRES 11 A 482 ASP ASN SER ARG TRP ASP LEU LEU ASP VAL MET ARG ALA SEQRES 12 A 482 CYS TYR ALA LEU ARG PRO GLU GLY ILE ASN TRP PRO GLU SEQRES 13 A 482 ASN ASP ASP GLY LEU PRO SER PHE ARG LEU GLU HIS LEU SEQRES 14 A 482 THR LYS ALA ASN GLY ILE GLU HIS SER ASN ALA HIS ASP SEQRES 15 A 482 ALA MET ALA ASP VAL TYR ALA THR ILE ALA MET ALA LYS SEQRES 16 A 482 LEU VAL LYS THR ARG GLN PRO ARG LEU PHE ASP TYR LEU SEQRES 17 A 482 PHE THR HIS ARG ASN LYS HIS LYS LEU MET ALA LEU ILE SEQRES 18 A 482 ASP VAL PRO GLN MET LYS PRO LEU VAL HIS VAL SER GLY SEQRES 19 A 482 MET PHE GLY ALA TRP ARG GLY ASN THR SER TRP VAL ALA SEQRES 20 A 482 PRO LEU ALA TRP HIS PRO GLU ASN ARG ASN ALA VAL ILE SEQRES 21 A 482 MET VAL ASP LEU ALA GLY ASP ILE SER PRO LEU LEU GLU SEQRES 22 A 482 LEU ASP SER ASP THR LEU ARG GLU ARG LEU TYR THR ALA SEQRES 23 A 482 LYS THR ASP LEU GLY ASP ASN ALA ALA VAL PRO VAL LYS SEQRES 24 A 482 LEU VAL HIS ILE ASN LYS CYS PRO VAL LEU ALA GLN ALA SEQRES 25 A 482 ASN THR LEU ARG PRO GLU ASP ALA ASP ARG LEU GLY ILE SEQRES 26 A 482 ASN ARG GLN HIS CYS LEU ASP ASN LEU LYS ILE LEU ARG SEQRES 27 A 482 GLU ASN PRO GLN VAL ARG GLU LYS VAL VAL ALA ILE PHE SEQRES 28 A 482 ALA GLU ALA GLU PRO PHE THR PRO SER ASP ASN VAL ASP SEQRES 29 A 482 ALA GLN LEU TYR ASN GLY PHE PHE SER ASP ALA ASP ARG SEQRES 30 A 482 ALA ALA MET LYS ILE VAL LEU GLU THR GLU PRO ARG ASN SEQRES 31 A 482 LEU PRO ALA LEU ASP ILE THR PHE VAL ASP LYS ARG ILE SEQRES 32 A 482 GLU LYS LEU LEU PHE ASN TYR ARG ALA ARG ASN PHE PRO SEQRES 33 A 482 GLY THR LEU ASP TYR ALA GLU GLN GLN ARG TRP LEU GLU SEQRES 34 A 482 HIS ARG ARG GLN VAL PHE THR PRO GLU PHE LEU GLN GLY SEQRES 35 A 482 TYR ALA ASP GLU LEU GLN MET LEU VAL GLN GLN TYR ALA SEQRES 36 A 482 ASP ASP LYS GLU LYS VAL ALA LEU LEU LYS ALA LEU TRP SEQRES 37 A 482 GLN TYR ALA ASP GLU ILE VAL GLU HIS HIS HIS HIS HIS SEQRES 38 A 482 HIS HET MG A 501 1 HET PO4 A 601 5 HET GOL A 602 6 HETNAM MG MAGNESIUM ION HETNAM PO4 PHOSPHATE ION HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 MG MG 2+ FORMUL 3 PO4 O4 P 3- FORMUL 4 GOL C3 H8 O3 FORMUL 5 HOH *102(H2 O) HELIX 1 1 GLN A 60 GLY A 68 1 9 HELIX 2 2 THR A 70 GLY A 78 1 9 HELIX 3 3 ASN A 80 THR A 93 1 14 HELIX 4 4 PHE A 107 ASN A 119 1 13 HELIX 5 5 TYR A 124 TRP A 128 5 5 HELIX 6 6 LEU A 137 ARG A 148 1 12 HELIX 7 7 ARG A 165 ALA A 172 1 8 HELIX 8 8 ASP A 182 GLN A 201 1 20 HELIX 9 9 GLN A 201 HIS A 211 1 11 HELIX 10 10 ASN A 213 ILE A 221 1 9 HELIX 11 11 GLY A 234 GLY A 241 5 8 HELIX 12 12 ILE A 268 LEU A 274 1 7 HELIX 13 13 ASP A 275 ALA A 286 1 12 HELIX 14 14 ASN A 313 LEU A 315 5 3 HELIX 15 15 ARG A 316 GLY A 324 1 9 HELIX 16 16 ASN A 326 ASN A 340 1 15 HELIX 17 17 PRO A 341 ALA A 352 1 12 HELIX 18 18 ASN A 362 GLN A 366 5 5 HELIX 19 19 GLN A 366 GLY A 370 5 5 HELIX 20 20 SER A 373 THR A 386 1 14 HELIX 21 21 GLU A 387 LEU A 391 5 5 HELIX 22 22 LYS A 401 PHE A 415 1 15 HELIX 23 23 PRO A 416 LEU A 419 5 4 HELIX 24 24 ASP A 420 PHE A 435 1 16 HELIX 25 25 THR A 436 TYR A 454 1 19 HELIX 26 26 ASP A 457 GLU A 476 1 20 SHEET 1 A 5 GLU A 47 TYR A 50 0 SHEET 2 A 5 PRO A 28 THR A 36 -1 N PHE A 31 O PHE A 49 SHEET 3 A 5 THR A 10 THR A 18 -1 O PHE A 11 N THR A 36 SHEET 4 A 5 THR A 97 GLY A 101 1 N CYS A 98 O THR A 10 SHEET 5 A 5 SER A 133 ASP A 136 1 O SER A 133 N ILE A 99 SHEET 1 B 5 VAL A 298 HIS A 302 0 SHEET 2 B 5 ALA A 258 ASP A 263 -1 N VAL A 259 O VAL A 301 SHEET 3 B 5 THR A 243 TRP A 251 -1 O ALA A 247 N VAL A 262 SHEET 4 B 5 LEU A 229 VAL A 232 -1 O LEU A 229 N VAL A 246 SHEET 5 B 5 VAL A 308 GLN A 311 -1 O VAL A 308 N VAL A 232 LINK O TYR A 102 MG MG A 501 1555 1555 2.90 LINK OD1 ASP A 108 MG MG A 501 1555 1555 2.73 LINK MG MG A 501 O HOH A 627 1555 1555 2.85 LINK MG MG A 501 O HOH A 640 1555 1555 3.00 SITE 1 AC1 5 ASP A 15 TYR A 102 ASP A 108 HOH A 627 SITE 2 AC1 5 HOH A 640 SITE 1 AC2 4 ASN A 255 HIS A 302 ASN A 304 LYS A 305 SITE 1 AC3 3 SER A 233 LYS A 299 HOH A 687 CRYST1 84.410 84.410 298.650 90.00 90.00 120.00 P 65 2 2 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 0.011847 0.006840 0.000000 0.00000 SCALE2 0.000000 0.013680 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003348 0.00000