HEADER HYDROLASE 17-MAR-06 2CI1 TITLE CRYSTAL STRUCTURE OF DIMETHYLARGININE DIMETHYLAMINOHYDROLASE I IN TITLE 2 COMPLEX WITH S-NITROSO-LHOMOCYSTEINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: NG, NG-DIMETHYLARGININE DIMETHYLAMINOHYDROLASE 1; COMPND 3 CHAIN: A; 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 5 13-DEC-23 2CI1 1 REMARK REVDAT 4 22-MAY-19 2CI1 1 REMARK LINK REVDAT 3 10-AUG-11 2CI1 1 REMARK MODRES HET HETNAM REVDAT 3 2 1 FORMUL LINK CONECT VERSN REVDAT 2 24-FEB-09 2CI1 1 VERSN REVDAT 1 17-MAY-06 2CI1 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 INHIBITORS. 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. 1.08 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.08 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.112 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : 0.141 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 1.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 1126 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 112848 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.107 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.137 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 1.000 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 1007 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 99662 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2150 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 13 REMARK 3 SOLVENT ATOMS : 471 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2611.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 2092.0 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 47 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 25625 REMARK 3 NUMBER OF RESTRAINTS : 33348 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.015 REMARK 3 ANGLE DISTANCES (A) : 0.034 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.030 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.088 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.093 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.038 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.005 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.051 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.104 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: ANISOTROPIC REFINEMENT REDUCED FREE R REMARK 3 (NO CUTOFF) BY NULL REMARK 4 REMARK 4 2CI1 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_1290026446. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-JUL-04 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) : 0.8998 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 : 114012 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.080 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 200 DATA REDUNDANCY : 3.650 REMARK 200 R MERGE (I) : 0.08000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.08 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.12 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.34000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.100 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 (%): 33.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.86 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 39.95500 REMARK 290 SMTRY3 2 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: 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 400 REMARK 400 COMPOUND REMARK 400 HYDROLYZES N(G),N(G)-DIMETHYL-L-ARGININE (ADMA) AND N(G)- REMARK 400 MONOMETHYL-L-ARGININE (MMA) WHICH ACT AS INHIBITORS OF NOS REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 C2 K1R A 273 N SER A 274 1.32 REMARK 500 C THR A 272 N2 K1R A 273 1.33 REMARK 500 REMARK 500 REMARK: NULL 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 ARG A 11 NH1 - CZ - NH2 ANGL. DEV. = -9.0 DEGREES REMARK 500 ARG A 11 NE - CZ - NH2 ANGL. DEV. = 9.9 DEGREES REMARK 500 ARG A 31 CG - CD - NE ANGL. DEV. = 14.1 DEGREES REMARK 500 ARG A 31 CD - NE - CZ ANGL. DEV. = 10.5 DEGREES REMARK 500 ARG A 31 NE - CZ - NH2 ANGL. DEV. = 3.9 DEGREES REMARK 500 GLU A 36 OE1 - CD - OE2 ANGL. DEV. = -8.8 DEGREES REMARK 500 GLU A 36 CG - CD - OE1 ANGL. DEV. = 17.3 DEGREES REMARK 500 ARG A 41 NH1 - CZ - NH2 ANGL. DEV. = 7.9 DEGREES REMARK 500 ARG A 41 NE - CZ - NH2 ANGL. DEV. = -5.2 DEGREES REMARK 500 ARG A 98 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 ARG A 148 NE - CZ - NH1 ANGL. DEV. = 4.5 DEGREES REMARK 500 ASP A 169 C - N - CA ANGL. DEV. = 15.7 DEGREES REMARK 500 ASP A 169 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 GLN A 202 CB - CG - CD ANGL. DEV. = 32.8 DEGREES REMARK 500 MET A 203 CG - SD - CE ANGL. DEV. = 12.3 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 GLU A 84 -119.50 60.54 REMARK 500 PHE A 157 67.03 -112.74 REMARK 500 PHE A 176 15.19 -142.19 REMARK 500 SER A 228 -8.85 74.17 REMARK 500 ASN A 261 20.75 -150.49 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 A2029 DISTANCE = 6.14 ANGSTROMS REMARK 525 HOH A2045 DISTANCE = 5.90 ANGSTROMS REMARK 525 HOH A2090 DISTANCE = 6.04 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT A 1282 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: 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: 2CI5 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF DIMETHYLARGININE DIMETHYLAMINOHYDROLASE I IN REMARK 900 COMPLEX WITH L- HOMOCYSTEINE 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 2CI1 A 7 281 UNP P56965 DDAH1_BOVIN 7 281 SEQADV 2CI1 KOR A 273 UNP P56965 CYS 273 MICROHETEROGENEITY SEQADV 2CI1 K1R A 273 UNP P56965 CYS 273 MICROHETEROGENEITY SEQRES 1 A 275 ALA THR PHE GLY ARG ALA THR HIS VAL VAL VAL ARG ALA SEQRES 2 A 275 LEU PRO GLU SER LEU ALA GLN GLN ALA LEU ARG ARG THR SEQRES 3 A 275 LYS GLY ASP GLU VAL ASP PHE ALA ARG ALA GLU ARG GLN SEQRES 4 A 275 HIS GLN LEU TYR VAL GLY VAL LEU GLY SER LYS LEU GLY SEQRES 5 A 275 LEU GLN VAL VAL GLN LEU PRO ALA ASP GLU SER LEU PRO SEQRES 6 A 275 ASP CYS VAL PHE VAL GLU ASP VAL ALA VAL VAL SNC GLU SEQRES 7 A 275 GLU THR ALA LEU ILE THR ARG PRO GLY ALA PRO SER ARG SEQRES 8 A 275 ARG LYS GLU ALA ASP MET MET LYS GLU ALA LEU GLU LYS SEQRES 9 A 275 LEU GLN LEU ASN ILE VAL GLU MET LYS ASP GLU ASN ALA SEQRES 10 A 275 THR LEU ASP GLY GLY ASP VAL LEU PHE THR GLY ARG GLU SEQRES 11 A 275 PHE PHE VAL GLY LEU SER LYS ARG THR ASN GLN ARG GLY SEQRES 12 A 275 ALA GLU ILE LEU ALA ASP THR PHE LYS ASP TYR ALA VAL SEQRES 13 A 275 SER THR VAL PRO VAL VAL ASP ALA LEU HIS LEU LYS SER SEQRES 14 A 275 PHE CYS SER MET ALA GLY PRO ASN LEU ILE ALA ILE GLY SEQRES 15 A 275 SER SER GLU SER ALA GLN LYS ALA LEU LYS ILE MET GLN SEQRES 16 A 275 GLN MET SER ASP HIS ARG TYR ASP LYS LEU THR VAL PRO SEQRES 17 A 275 ASP ASP THR ALA ALA ASN CYS ILE TYR LEU ASN ILE PRO SEQRES 18 A 275 SER LYS GLY HIS VAL LEU LEU HIS ARG THR PRO GLU GLU SEQRES 19 A 275 TYR PRO GLU SER ALA LYS VAL TYR GLU LYS LEU LYS ASP SEQRES 20 A 275 HIS MET LEU ILE PRO VAL SER ASN SER GLU LEU GLU LYS SEQRES 21 A 275 VAL ASP GLY LEU LEU THR KOR SER SER VAL LEU ILE ASN SEQRES 22 A 275 LYS LYS MODRES 2CI1 SNC A 83 CYS S-NITROSO-CYSTEINE MODRES 2CI1 KOR A 273 MET L-HOMOCYSTEINE-S-N-S-L-CYSTEINE MODRES 2CI1 K1R A 273 CYS HET SNC A 83 8 HET KOR A 273 16 HET K1R A 273 16 HET CIT A1282 13 HETNAM SNC S-NITROSO-CYSTEINE HETNAM KOR L-HOMOCYSTEINE-S-N-S-L-CYSTEINE HETNAM K1R (2S)-2-AMINO-4-[({[(2R)-2-AMINO-2- HETNAM 2 K1R CARBOXYETHYL]THIO}AMINO)SULFINYL]BUTANOIC ACID HETNAM CIT CITRIC ACID HETSYN KOR N-THIOSULFOXIMIDE HETSYN K1R N-THIOSULFOXIMIDE FORMUL 1 SNC C3 H6 N2 O3 S FORMUL 1 KOR C7 H15 N3 O5 S2 FORMUL 1 K1R C7 H15 N3 O5 S2 FORMUL 2 CIT C6 H8 O7 FORMUL 3 HOH *471(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 GLU A 249 1 9 HELIX 12 12 ASN A 261 LYS A 266 1 6 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 SNC A 83 0 SHEET 2 AB 3 THR A 86 ILE A 89 -1 O THR A 86 N SNC 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 GLU A 136 LEU A 141 -1 O PHE A 138 N LEU A 131 SHEET 3 AC 3 ALA A 161 PRO A 166 1 O ALA A 161 N PHE A 137 SHEET 1 AD 3 CYS A 177 GLY A 181 0 SHEET 2 AD 3 LEU A 184 GLY A 188 -1 O LEU A 184 N ALA A 180 SHEET 3 AD 3 ASP A 209 VAL A 213 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 LINK C VAL A 82 N SNC A 83 1555 1555 1.33 LINK C SNC A 83 N GLU A 84 1555 1555 1.31 LINK C THR A 272 N AKOR A 273 1555 1555 1.33 LINK C AKOR A 273 N SER A 274 1555 1555 1.32 SITE 1 AC1 12 ARG A 41 ARG A 44 GLN A 45 PRO A 166 SITE 2 AC1 12 LYS A 195 ILE A 199 SER A 260 HOH A2410 SITE 3 AC1 12 HOH A2468 HOH A2469 HOH A2470 HOH A2471 CRYST1 40.664 79.910 44.894 90.00 108.58 90.00 P 1 21 1 2 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 0.024592 0.000000 0.008266 0.00000 SCALE2 0.000000 0.012514 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023499 0.00000