HEADER HYDROLASE 17-MAR-06 2CI5 TITLE CRYSTAL STRUCTURE OF DIMETHYLARGININE DIMETHYLAMINOHYDROLASE I IN TITLE 2 COMPLEX WITH L-HOMOCYSTEINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: NG, NG-DIMETHYLARGININE DIMETHYLAMINOHYDROLASE 1; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: DIMETHYLARGININE DIMETHYLAMINOHYDROLASE I, COMPND 5 DIMETHYLARGININASE 1, DDAHI, DDAH-1; COMPND 6 EC: 3.5.3.18 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: BOVINE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 ORGAN: BRAIN KEYWDS NOS REGULATION, S-NITROSYLATION, ZINC, HYDROLASE, NO, MMA, ADMA, KEYWDS 2 ACETYLATION, METAL-BINDING EXPDTA X-RAY DIFFRACTION AUTHOR D.FREY,O.BRAUN,C.BRIAND,M.VASAK,M.G.GRUTTER REVDAT 4 06-MAR-24 2CI5 1 HETSYN ATOM REVDAT 3 13-DEC-23 2CI5 1 REMARK REVDAT 2 24-FEB-09 2CI5 1 VERSN REVDAT 1 17-MAY-06 2CI5 0 JRNL AUTH D.FREY,O.BRAUN,C.BRIAND,M.VASAK,M.G.GRUTTER JRNL TITL STRUCTURE OF THE MAMMALIAN NOS REGULATOR DIMETHYLARGININE JRNL TITL 2 DIMETHYLAMINOHYDROLASE: A BASIS FOR THE DESIGN OF SPECIFIC JRNL TITL 3 INBITORS JRNL REF STRUCTURE V. 14 901 2006 JRNL REFN ISSN 0969-2126 JRNL PMID 16698551 JRNL DOI 10.1016/J.STR.2006.03.006 REMARK 2 REMARK 2 RESOLUTION. 1.79 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 : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.79 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.20 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1453876.180 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.2 REMARK 3 NUMBER OF REFLECTIONS : 48394 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) : 0.176 REMARK 3 FREE R VALUE : 0.211 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2422 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 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) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.81 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 6.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 588 REMARK 3 BIN R VALUE (WORKING SET) : 0.2690 REMARK 3 BIN FREE R VALUE : 0.4090 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 3.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 23 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.085 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4209 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 29 REMARK 3 SOLVENT ATOMS : 647 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 11.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.90000 REMARK 3 B22 (A**2) : 2.26000 REMARK 3 B33 (A**2) : 0.65000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.18000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.18 REMARK 3 ESD FROM SIGMAA (A) : 0.13 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) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.19 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.900 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) : 1.240 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.780 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.290 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.440 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 34.71 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 : HCY.PAR REMARK 3 PARAMETER FILE 4 : CITRATE.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : HCY.TOP REMARK 3 TOPOLOGY FILE 4 : CITRATE.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2CI5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 17-MAR-06. REMARK 100 THE DEPOSITION ID IS D_1290026457. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-NOV-03 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 5.00 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : DYNAMICALLY BENDABLE MIRROR 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 : 48415 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 200 DATA REDUNDANCY : 3.250 REMARK 200 R MERGE (I) : 0.13000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.38000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1H70 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM CITRIC ACID/NAOH, 20-40% PEG REMARK 280 8000, 2 MM TCEP, PH 5.0, PH 5.00 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 39.68150 REMARK 290 SMTRY3 2 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 ALA A 1 REMARK 465 SER A 2 REMARK 465 LEU A 3 REMARK 465 GLY A 4 REMARK 465 HIS A 5 REMARK 465 PRO A 6 REMARK 465 ALA A 7 REMARK 465 THR A 8 REMARK 465 LYS A 281 REMARK 465 VAL A 282 REMARK 465 ASP A 283 REMARK 465 SER A 284 REMARK 465 ALA B 1 REMARK 465 SER B 2 REMARK 465 LEU B 3 REMARK 465 GLY B 4 REMARK 465 HIS B 5 REMARK 465 PRO B 6 REMARK 465 ALA B 7 REMARK 465 LYS B 281 REMARK 465 VAL B 282 REMARK 465 ASP B 283 REMARK 465 SER B 284 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 LYS A 33 63.86 -116.28 REMARK 500 GLU A 84 -116.51 56.35 REMARK 500 PHE A 157 68.35 -114.10 REMARK 500 SER A 228 -9.77 83.49 REMARK 500 ASN A 261 22.06 -153.94 REMARK 500 GLU B 84 -118.25 60.40 REMARK 500 PHE B 157 66.54 -112.31 REMARK 500 PHE B 176 16.76 -140.71 REMARK 500 SER B 228 -22.55 81.25 REMARK 500 ASN B 261 18.50 -155.21 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 HCS A1281 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HCS B1281 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT B1282 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2C6Z RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF DIMETHYLARGININE DIMETHYLAMINOHYDROLASE I IN REMARK 900 COMPLEX WITH CITRULLINE REMARK 900 RELATED ID: 2CI1 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF DIMETHYLARGININE DIMETHYLAMINOHYDROLASE I IN REMARK 900 COMPLEX WITH S- NITROSO-LHOMOCYSTEINE REMARK 900 RELATED ID: 2CI3 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF DIMETHYLARGININE DIMETHYLAMINOHYDROLASE REMARK 900 CRYSTAL FORM I REMARK 900 RELATED ID: 2CI4 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF DIMETHYLARGININE DIMETHYLAMINOHYDROLASE I REMARK 900 CRYSTAL FORM II REMARK 900 RELATED ID: 2CI6 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF DIMETHYLARGININE DIMETHYLAMINOHYDROLASE I REMARK 900 BOUND WITH ZINC LOW PH REMARK 900 RELATED ID: 2CI7 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF DIMETHYLARGININE DIMETHYLAMINOHYDROLASE I IN REMARK 900 COMPLEX WITH ZINC , HIGH PH DBREF 2CI5 A 1 284 UNP P56965 DDAH1_BOVIN 1 284 DBREF 2CI5 B 1 284 UNP P56965 DDAH1_BOVIN 1 284 SEQRES 1 A 284 ALA SER LEU GLY HIS PRO ALA THR PHE GLY ARG ALA THR SEQRES 2 A 284 HIS VAL VAL VAL ARG ALA LEU PRO GLU SER LEU ALA GLN SEQRES 3 A 284 GLN ALA LEU ARG ARG THR LYS GLY ASP GLU VAL ASP PHE SEQRES 4 A 284 ALA ARG ALA GLU ARG GLN HIS GLN LEU TYR VAL GLY VAL SEQRES 5 A 284 LEU GLY SER LYS LEU GLY LEU GLN VAL VAL GLN LEU PRO SEQRES 6 A 284 ALA ASP GLU SER LEU PRO ASP CYS VAL PHE VAL GLU ASP SEQRES 7 A 284 VAL ALA VAL VAL CYS GLU GLU THR ALA LEU ILE THR ARG SEQRES 8 A 284 PRO GLY ALA PRO SER ARG ARG LYS GLU ALA ASP MET MET SEQRES 9 A 284 LYS GLU ALA LEU GLU LYS LEU GLN LEU ASN ILE VAL GLU SEQRES 10 A 284 MET LYS ASP GLU ASN ALA THR LEU ASP GLY GLY ASP VAL SEQRES 11 A 284 LEU PHE THR GLY ARG GLU PHE PHE VAL GLY LEU SER LYS SEQRES 12 A 284 ARG THR ASN GLN ARG GLY ALA GLU ILE LEU ALA ASP THR SEQRES 13 A 284 PHE LYS ASP TYR ALA VAL SER THR VAL PRO VAL VAL ASP SEQRES 14 A 284 ALA LEU HIS LEU LYS SER PHE CYS SER MET ALA GLY PRO SEQRES 15 A 284 ASN LEU ILE ALA ILE GLY SER SER GLU SER ALA GLN LYS SEQRES 16 A 284 ALA LEU LYS ILE MET GLN GLN MET SER ASP HIS ARG TYR SEQRES 17 A 284 ASP LYS LEU THR VAL PRO ASP ASP THR ALA ALA ASN CYS SEQRES 18 A 284 ILE TYR LEU ASN ILE PRO SER LYS GLY HIS VAL LEU LEU SEQRES 19 A 284 HIS ARG THR PRO GLU GLU TYR PRO GLU SER ALA LYS VAL SEQRES 20 A 284 TYR GLU LYS LEU LYS ASP HIS MET LEU ILE PRO VAL SER SEQRES 21 A 284 ASN SER GLU LEU GLU LYS VAL ASP GLY LEU LEU THR CYS SEQRES 22 A 284 SER SER VAL LEU ILE ASN LYS LYS VAL ASP SER SEQRES 1 B 284 ALA SER LEU GLY HIS PRO ALA THR PHE GLY ARG ALA THR SEQRES 2 B 284 HIS VAL VAL VAL ARG ALA LEU PRO GLU SER LEU ALA GLN SEQRES 3 B 284 GLN ALA LEU ARG ARG THR LYS GLY ASP GLU VAL ASP PHE SEQRES 4 B 284 ALA ARG ALA GLU ARG GLN HIS GLN LEU TYR VAL GLY VAL SEQRES 5 B 284 LEU GLY SER LYS LEU GLY LEU GLN VAL VAL GLN LEU PRO SEQRES 6 B 284 ALA ASP GLU SER LEU PRO ASP CYS VAL PHE VAL GLU ASP SEQRES 7 B 284 VAL ALA VAL VAL CYS GLU GLU THR ALA LEU ILE THR ARG SEQRES 8 B 284 PRO GLY ALA PRO SER ARG ARG LYS GLU ALA ASP MET MET SEQRES 9 B 284 LYS GLU ALA LEU GLU LYS LEU GLN LEU ASN ILE VAL GLU SEQRES 10 B 284 MET LYS ASP GLU ASN ALA THR LEU ASP GLY GLY ASP VAL SEQRES 11 B 284 LEU PHE THR GLY ARG GLU PHE PHE VAL GLY LEU SER LYS SEQRES 12 B 284 ARG THR ASN GLN ARG GLY ALA GLU ILE LEU ALA ASP THR SEQRES 13 B 284 PHE LYS ASP TYR ALA VAL SER THR VAL PRO VAL VAL ASP SEQRES 14 B 284 ALA LEU HIS LEU LYS SER PHE CYS SER MET ALA GLY PRO SEQRES 15 B 284 ASN LEU ILE ALA ILE GLY SER SER GLU SER ALA GLN LYS SEQRES 16 B 284 ALA LEU LYS ILE MET GLN GLN MET SER ASP HIS ARG TYR SEQRES 17 B 284 ASP LYS LEU THR VAL PRO ASP ASP THR ALA ALA ASN CYS SEQRES 18 B 284 ILE TYR LEU ASN ILE PRO SER LYS GLY HIS VAL LEU LEU SEQRES 19 B 284 HIS ARG THR PRO GLU GLU TYR PRO GLU SER ALA LYS VAL SEQRES 20 B 284 TYR GLU LYS LEU LYS ASP HIS MET LEU ILE PRO VAL SER SEQRES 21 B 284 ASN SER GLU LEU GLU LYS VAL ASP GLY LEU LEU THR CYS SEQRES 22 B 284 SER SER VAL LEU ILE ASN LYS LYS VAL ASP SER HET HCS A1281 8 HET HCS B1281 8 HET CIT B1282 13 HETNAM HCS 2-AMINO-4-MERCAPTO-BUTYRIC ACID HETNAM CIT CITRIC ACID HETSYN HCS L-HOMOCYSTEINE FORMUL 3 HCS 2(C4 H9 N O2 S) FORMUL 5 CIT C6 H8 O7 FORMUL 6 HOH *647(H2 O) HELIX 1 1 SER A 23 ALA A 28 1 6 HELIX 2 2 ASP A 38 SER A 55 1 18 HELIX 3 3 PHE A 75 ASP A 78 5 4 HELIX 4 4 ALA A 94 LYS A 99 5 6 HELIX 5 5 GLU A 100 LEU A 111 1 12 HELIX 6 6 ASP A 126 GLY A 128 5 3 HELIX 7 7 ASN A 146 PHE A 157 1 12 HELIX 8 8 HIS A 172 SER A 175 5 4 HELIX 9 9 SER A 190 SER A 204 1 15 HELIX 10 10 ASP A 215 ASN A 220 5 6 HELIX 11 11 TYR A 241 LYS A 250 1 10 HELIX 12 12 ASN A 261 LYS A 266 1 6 HELIX 13 13 LEU A 271 SER A 275 5 5 HELIX 14 14 SER B 23 ALA B 28 1 6 HELIX 15 15 ASP B 38 SER B 55 1 18 HELIX 16 16 PHE B 75 ASP B 78 5 4 HELIX 17 17 ALA B 94 LYS B 99 5 6 HELIX 18 18 GLU B 100 LEU B 111 1 12 HELIX 19 19 ASP B 126 GLY B 128 5 3 HELIX 20 20 ASN B 146 PHE B 157 1 12 HELIX 21 21 HIS B 172 SER B 175 5 4 HELIX 22 22 SER B 190 SER B 204 1 15 HELIX 23 23 ASP B 215 ASN B 220 5 6 HELIX 24 24 TYR B 241 LYS B 250 1 10 HELIX 25 25 ASN B 261 LYS B 266 1 6 HELIX 26 26 LEU B 271 SER B 275 5 5 SHEET 1 AA 3 GLN A 60 LEU A 64 0 SHEET 2 AA 3 HIS A 14 ARG A 18 1 O VAL A 15 N VAL A 62 SHEET 3 AA 3 VAL A 276 ILE A 278 -1 O VAL A 276 N VAL A 16 SHEET 1 AB 3 ALA A 80 CYS A 83 0 SHEET 2 AB 3 THR A 86 ILE A 89 -1 O THR A 86 N CYS A 83 SHEET 3 AB 3 ASN A 114 GLU A 117 1 O ASN A 114 N ALA A 87 SHEET 1 AC 3 VAL A 130 PHE A 132 0 SHEET 2 AC 3 PHE A 137 LEU A 141 -1 O PHE A 138 N LEU A 131 SHEET 3 AC 3 VAL A 162 PRO A 166 1 O SER A 163 N VAL A 139 SHEET 1 AD 3 CYS A 177 GLY A 181 0 SHEET 2 AD 3 LEU A 184 ILE A 187 -1 O LEU A 184 N ALA A 180 SHEET 3 AD 3 ASP A 209 THR A 212 1 O ASP A 209 N ILE A 185 SHEET 1 AE 3 ILE A 222 ILE A 226 0 SHEET 2 AE 3 GLY A 230 HIS A 235 -1 O GLY A 230 N ILE A 226 SHEET 3 AE 3 MET A 255 PRO A 258 1 O MET A 255 N LEU A 233 SHEET 1 BA 3 GLN B 60 LEU B 64 0 SHEET 2 BA 3 HIS B 14 ARG B 18 1 O VAL B 15 N VAL B 62 SHEET 3 BA 3 VAL B 276 ILE B 278 -1 O VAL B 276 N VAL B 16 SHEET 1 BB 3 ALA B 80 CYS B 83 0 SHEET 2 BB 3 THR B 86 ILE B 89 -1 O THR B 86 N CYS B 83 SHEET 3 BB 3 ASN B 114 GLU B 117 1 O ASN B 114 N ALA B 87 SHEET 1 BC 3 VAL B 130 PHE B 132 0 SHEET 2 BC 3 GLU B 136 LEU B 141 -1 O PHE B 138 N LEU B 131 SHEET 3 BC 3 ALA B 161 PRO B 166 1 O ALA B 161 N PHE B 137 SHEET 1 BD 3 CYS B 177 GLY B 181 0 SHEET 2 BD 3 LEU B 184 ILE B 187 -1 O LEU B 184 N ALA B 180 SHEET 3 BD 3 ASP B 209 THR B 212 1 O ASP B 209 N ILE B 185 SHEET 1 BE 3 ILE B 222 ILE B 226 0 SHEET 2 BE 3 GLY B 230 HIS B 235 -1 O GLY B 230 N ILE B 226 SHEET 3 BE 3 MET B 255 PRO B 258 1 O MET B 255 N LEU B 233 SITE 1 AC1 10 LEU A 29 ASP A 72 PHE A 75 ASP A 78 SITE 2 AC1 10 ARG A 97 ARG A 144 VAL A 267 ASP A 268 SITE 3 AC1 10 CYS A 273 HOH A2316 SITE 1 AC2 10 LEU B 29 ASP B 72 PHE B 75 ASP B 78 SITE 2 AC2 10 ARG B 97 ARG B 144 VAL B 267 ASP B 268 SITE 3 AC2 10 CYS B 273 HOH B2308 SITE 1 AC3 10 LYS A 195 ILE A 199 HOH A2217 ARG B 41 SITE 2 AC3 10 ARG B 44 GLN B 45 LEU B 48 SER B 260 SITE 3 AC3 10 HOH B2279 HOH B2318 CRYST1 44.603 79.363 78.617 90.00 104.80 90.00 P 1 21 1 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 0.022420 0.000000 0.005924 0.00000 SCALE2 0.000000 0.012600 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013156 0.00000 MTRIX1 1 0.999990 0.004890 -0.002300 -12.18182 1 MTRIX2 1 -0.005150 0.991760 -0.128030 -10.19773 1 MTRIX3 1 0.001650 0.128040 0.991770 -37.26404 1