HEADER SIGNALING PROTEIN 15-OCT-01 1K68 TITLE CRYSTAL STRUCTURE OF THE PHOSPHORYLATED CYANOBACTERIAL TITLE 2 PHYTOCHROME RESPONSE REGULATOR RCPA COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHYTOCHROME RESPONSE REGULATOR RCPA; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TOLYPOTHRIX SP. PCC 7601; SOURCE 3 ORGANISM_TAXID: 1188; SOURCE 4 GENE: AF309559; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3) GOLD, NOVAGEN; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET28A(+) KEYWDS PHOSPHORYLATED ASPARTATE, RESPONSE REGULATOR, CHEY KEYWDS 2 HOMOLOGUE, HOMODIMER, (BETA/ALPHA)5, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR C.BENDA,C.SCHEUFLER,N.TANDEAU DE MARSAC,W.GAERTNER REVDAT 3 24-FEB-09 1K68 1 VERSN REVDAT 2 22-MAR-05 1K68 1 JRNL REMARK REVDAT 1 16-DEC-03 1K68 0 JRNL AUTH C.BENDA,C.SCHEUFLER,N.TANDEAU DE MARSAC,W.GAERTNER JRNL TITL CRYSTAL STRUCTURES OF TWO CYANOBACTERIAL RESPONSE JRNL TITL 2 REGULATORS IN APO- AND PHOSPHORYLATED FORM REVEAL JRNL TITL 3 A NOVEL DIMERIZATION MOTIF OF JRNL TITL 4 PHYTOCHROME-ASSOCIATED RESPONSE REGULATORS JRNL REF BIOPHYS.J. V. 87 476 2004 JRNL REFN ISSN 0006-3495 JRNL PMID 15240481 JRNL DOI 10.1529/BIOPHYSJ.103.033696 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.62 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1448309.360 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.9 REMARK 3 NUMBER OF REFLECTIONS : 22731 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : SHELLS REMARK 3 R VALUE (WORKING SET) : 0.233 REMARK 3 FREE R VALUE : 0.278 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1155 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 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) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.02 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 93.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3443 REMARK 3 BIN R VALUE (WORKING SET) : 0.3340 REMARK 3 BIN FREE R VALUE : 0.3850 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.30 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 154 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.031 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2178 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 114 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 13.98000 REMARK 3 B22 (A**2) : -3.51000 REMARK 3 B33 (A**2) : -10.47000 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) : 0.28 REMARK 3 ESD FROM SIGMAA (A) : 0.30 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) : 0.33 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.36 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.30 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.87 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) : 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 : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 53.21 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 : ION.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 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1K68 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-OCT-01. REMARK 100 THE RCSB ID CODE IS RCSB014611. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JUN-00 REMARK 200 TEMPERATURE (KELVIN) : 100 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 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 : CCD 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 : 22731 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 56.800 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.03700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 25.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.02 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.30200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM CITRATE, SODIUM CHLORIDE, REMARK 280 HEPES, GLYCEROL, PH 7.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 291.5K 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 38.35000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 42.58000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 38.35000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 42.58000 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 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 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 ALA A 9 CB REMARK 470 ALA A 59 CB REMARK 470 ARG A 79 CG CD NE CZ NH1 NH2 REMARK 470 ILE A 103 CG1 CG2 CD1 REMARK 470 GLU A 105 CG CD OE1 OE2 REMARK 470 GLU A 138 CG CD OE1 OE2 REMARK 470 SER A 148 OG REMARK 470 LYS B 20 CG CD CE NZ REMARK 470 ARG B 24 CG CD NE CZ NH1 NH2 REMARK 470 GLU B 28 CG CD OE1 OE2 REMARK 470 ASN B 32 CG OD1 ND2 REMARK 470 ARG B 43 CG CD NE CZ NH1 NH2 REMARK 470 ASP B 106 CG OD1 OD2 REMARK 470 GLN B 128 CG CD OE1 NE2 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 ASN A 32 31.62 -92.48 REMARK 500 TYR A 58 30.73 -81.02 REMARK 500 LYS A 75 -63.44 73.64 REMARK 500 HIS A 115 27.93 81.98 REMARK 500 SER A 142 -59.07 -130.47 REMARK 500 LYS B 20 -33.78 -39.65 REMARK 500 SER B 33 116.40 -166.94 REMARK 500 PRO B 36 122.96 -38.92 REMARK 500 LYS B 75 0.55 52.08 REMARK 500 LYS B 76 110.84 174.48 REMARK 500 HIS B 115 32.07 78.71 REMARK 500 LEU B 126 -23.13 -34.24 REMARK 500 SER B 142 -53.24 -135.01 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 521 DISTANCE = 5.52 ANGSTROMS REMARK 525 HOH A 522 DISTANCE = 6.26 ANGSTROMS REMARK 525 HOH A 554 DISTANCE = 5.27 ANGSTROMS REMARK 525 HOH A 559 DISTANCE = 5.88 ANGSTROMS 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 PHD A 70 OP2 REMARK 620 2 ASP A 18 OD1 154.7 REMARK 620 3 PHD A 70 OD2 76.1 99.4 REMARK 620 4 HOH A 507 O 62.6 93.8 96.8 REMARK 620 5 HOH A 553 O 108.3 70.3 164.9 73.6 REMARK 620 6 ASN A 72 O 102.8 102.0 89.8 161.7 102.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 502 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 18 OD1 REMARK 620 2 PHD B 70 OD2 89.9 REMARK 620 3 PHD B 70 OP2 146.3 83.0 REMARK 620 4 ASN B 72 O 100.6 88.6 112.1 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 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1K66 RELATED DB: PDB REMARK 900 APO-FORM OF A HOMOLOGUE RESPONSE REGULATOR FROM THE SAME REMARK 900 ORGANISM DBREF 1K68 A 10 148 UNP Q8RTN0 Q8RTN0_9CYAN 9 147 DBREF 1K68 B 10 148 UNP Q8RTN0 Q8RTN0_9CYAN 9 147 SEQRES 1 A 140 ALA HIS LYS LYS ILE PHE LEU VAL GLU ASP ASN LYS ALA SEQRES 2 A 140 ASP ILE ARG LEU ILE GLN GLU ALA LEU ALA ASN SER THR SEQRES 3 A 140 VAL PRO HIS GLU VAL VAL THR VAL ARG ASP GLY MET GLU SEQRES 4 A 140 ALA MET ALA TYR LEU ARG GLN GLU GLY GLU TYR ALA ASN SEQRES 5 A 140 ALA SER ARG PRO ASP LEU ILE LEU LEU PHD LEU ASN LEU SEQRES 6 A 140 PRO LYS LYS ASP GLY ARG GLU VAL LEU ALA GLU ILE LYS SEQRES 7 A 140 SER ASP PRO THR LEU LYS ARG ILE PRO VAL VAL VAL LEU SEQRES 8 A 140 SER THR SER ILE ASN GLU ASP ASP ILE PHE HIS SER TYR SEQRES 9 A 140 ASP LEU HIS VAL ASN CYS TYR ILE THR LYS SER ALA ASN SEQRES 10 A 140 LEU SER GLN LEU PHE GLN ILE VAL LYS GLY ILE GLU GLU SEQRES 11 A 140 PHE TRP LEU SER THR ALA THR LEU PRO SER SEQRES 1 B 140 ALA HIS LYS LYS ILE PHE LEU VAL GLU ASP ASN LYS ALA SEQRES 2 B 140 ASP ILE ARG LEU ILE GLN GLU ALA LEU ALA ASN SER THR SEQRES 3 B 140 VAL PRO HIS GLU VAL VAL THR VAL ARG ASP GLY MET GLU SEQRES 4 B 140 ALA MET ALA TYR LEU ARG GLN GLU GLY GLU TYR ALA ASN SEQRES 5 B 140 ALA SER ARG PRO ASP LEU ILE LEU LEU PHD LEU ASN LEU SEQRES 6 B 140 PRO LYS LYS ASP GLY ARG GLU VAL LEU ALA GLU ILE LYS SEQRES 7 B 140 SER ASP PRO THR LEU LYS ARG ILE PRO VAL VAL VAL LEU SEQRES 8 B 140 SER THR SER ILE ASN GLU ASP ASP ILE PHE HIS SER TYR SEQRES 9 B 140 ASP LEU HIS VAL ASN CYS TYR ILE THR LYS SER ALA ASN SEQRES 10 B 140 LEU SER GLN LEU PHE GLN ILE VAL LYS GLY ILE GLU GLU SEQRES 11 B 140 PHE TRP LEU SER THR ALA THR LEU PRO SER MODRES 1K68 PHD A 70 ASP ASPARTYL PHOSPHATE MODRES 1K68 PHD B 70 ASP ASPARTYL PHOSPHATE HET PHD A 70 12 HET PHD B 70 12 HET MG A 501 1 HET MG B 502 1 HETNAM PHD ASPARTYL PHOSPHATE HETNAM MG MAGNESIUM ION FORMUL 1 PHD 2(C4 H8 N O7 P) FORMUL 3 MG 2(MG 2+) FORMUL 5 HOH *113(H2 O) HELIX 1 1 ASN A 19 ASN A 32 1 14 HELIX 2 2 ASP A 44 ARG A 53 1 10 HELIX 3 3 GLU A 55 ASN A 60 5 6 HELIX 4 4 ASP A 77 ASP A 88 1 12 HELIX 5 5 THR A 90 ILE A 94 5 5 HELIX 6 6 ASN A 104 LEU A 114 1 11 HELIX 7 7 ASN A 125 SER A 142 1 18 HELIX 8 8 ASN B 19 LEU B 30 1 12 HELIX 9 9 ASP B 44 ARG B 53 1 10 HELIX 10 10 GLU B 55 ALA B 59 5 5 HELIX 11 11 ASP B 77 ASP B 88 1 12 HELIX 12 12 ASN B 104 LEU B 114 1 11 HELIX 13 13 SER B 127 SER B 142 1 16 SHEET 1 A 5 GLU A 38 VAL A 42 0 SHEET 2 A 5 LYS A 12 VAL A 16 1 N ILE A 13 O GLU A 38 SHEET 3 A 5 LEU A 66 LEU A 69 1 O LEU A 66 N PHE A 14 SHEET 4 A 5 VAL A 96 SER A 100 1 O VAL A 97 N ILE A 67 SHEET 5 A 5 CYS A 118 THR A 121 1 O ILE A 120 N VAL A 98 SHEET 1 B 5 GLU B 38 VAL B 42 0 SHEET 2 B 5 LYS B 12 VAL B 16 1 N LEU B 15 O VAL B 40 SHEET 3 B 5 LEU B 66 LEU B 69 1 O LEU B 66 N PHE B 14 SHEET 4 B 5 VAL B 96 SER B 100 1 O VAL B 97 N ILE B 67 SHEET 5 B 5 CYS B 118 THR B 121 1 O ILE B 120 N VAL B 98 LINK C LEU A 69 N PHD A 70 1555 1555 1.33 LINK C PHD A 70 N LEU A 71 1555 1555 1.33 LINK MG MG A 501 OP2 PHD A 70 1555 1555 2.51 LINK MG MG A 501 OD1 ASP A 18 1555 1555 2.27 LINK MG MG A 501 OD2 PHD A 70 1555 1555 2.35 LINK MG MG A 501 O HOH A 507 1555 1555 2.74 LINK MG MG A 501 O HOH A 553 1555 1555 2.45 LINK MG MG A 501 O ASN A 72 1555 1555 2.56 LINK C LEU B 69 N PHD B 70 1555 1555 1.33 LINK C PHD B 70 N LEU B 71 1555 1555 1.33 LINK MG MG B 502 OD1 ASP B 18 1555 1555 2.23 LINK MG MG B 502 OD2 PHD B 70 1555 1555 2.42 LINK MG MG B 502 OP2 PHD B 70 1555 1555 2.51 LINK MG MG B 502 O ASN B 72 1555 1555 2.41 SITE 1 AC1 6 GLU A 17 ASP A 18 PHD A 70 ASN A 72 SITE 2 AC1 6 HOH A 507 HOH A 553 SITE 1 AC2 3 ASP B 18 PHD B 70 ASN B 72 CRYST1 76.700 85.160 44.050 90.00 90.00 90.00 P 21 21 2 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 0.013038 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011743 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022701 0.00000