PDB Short entry for 2C6Z HEADER HYDROLASE 16-NOV-05 2C6Z TITLE CRYSTAL STRUCTURE OF DIMETHYLARGININE DIMETHYLAMINOHYDROLASE I IN TITLE 2 COMPLEX WITH CITRULLINE 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 DDAH I, NO, NOS, ADMA, MMA, ACETYLATION, HYDROLASE, METAL-BINDING, S- KEYWDS 2 NITROSYLATION, ZINC EXPDTA X-RAY DIFFRACTION AUTHOR D.FREY,O.BRAUN,C.BRIAND,M.VASAK,M.G.GRUTTER REVDAT 3 22-MAY-19 2C6Z 1 REMARK REVDAT 2 24-FEB-09 2C6Z 1 VERSN REVDAT 1 17-MAY-06 2C6Z 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. 1.20 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) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.2 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) : 0.121 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.122 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.169 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 3.100 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 2580 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 81946 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.113 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.114 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.160 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 3.100 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 2095 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 67177 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2108 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 395 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2526.1 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 2084.3 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 33 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 24342 REMARK 3 NUMBER OF RESTRAINTS : 30825 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 ANGLE DISTANCES (A) : 0.030 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) : 0.073 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.081 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.022 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.004 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.052 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.099 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: NULL REMARK 4 REMARK 4 2C6Z COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 16-NOV-05. REMARK 100 THE DEPOSITION ID IS D_1290026435. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-MAR-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) : 1.000087 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 : 91675 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 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 (%) : 98.0 REMARK 200 DATA REDUNDANCY : 2.980 REMARK 200 R MERGE (I) : 0.08000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 10.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.16 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.20 REMARK 200 COMPLETENESS FOR SHELL (%) : 77.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.37000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.000 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 (%): 34.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.87 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 40.06700 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 INVOLVED IN NITRIC OXIDE GENERATION. 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 LYS A 281 REMARK 465 VAL A 282 REMARK 465 ASP A 283 REMARK 465 SER A 284 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 LYS A 56 CD LYS A 56 CE 1.849 REMARK 500 LYS A 56 CD LYS A 56 CE 1.355 REMARK 500 LYS A 56 CE LYS A 56 NZ 3.681 REMARK 500 LYS A 56 CE LYS A 56 NZ -0.200 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 NE - CZ - NH2 ANGL. DEV. = 4.8 DEGREES REMARK 500 ARG A 30 NE - CZ - NH1 ANGL. DEV. = 4.6 DEGREES REMARK 500 LYS A 56 CG - CD - CE ANGL. DEV. = -74.8 DEGREES REMARK 500 LYS A 56 CG - CD - CE ANGL. DEV. = -45.2 DEGREES REMARK 500 LYS A 56 CD - CE - NZ ANGL. DEV. = -88.2 DEGREES REMARK 500 LYS A 56 CD - CE - NZ ANGL. DEV. = -51.1 DEGREES REMARK 500 ARG A 135 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 148 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 GLN A 202 CB - CG - CD ANGL. DEV. = 17.9 DEGREES REMARK 500 ARG A 207 NE - CZ - NH2 ANGL. DEV. = -4.0 DEGREES REMARK 500 GLU A 240 OE1 - CD - OE2 ANGL. DEV. = -8.6 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 -121.15 56.66 REMARK 500 PHE A 157 65.13 -114.34 REMARK 500 PHE A 176 14.86 -142.37 REMARK 500 SER A 228 -14.06 73.37 REMARK 500 LYS A 229 -31.22 -143.27 REMARK 500 ASN A 261 25.65 -152.93 REMARK 500 LEU A 270 -147.92 -103.50 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 A2066 DISTANCE = 6.59 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIR A1281 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT A1282 REMARK 900 REMARK 900 RELATED ENTRIES 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: 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 2C6Z A 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 HET CIR A1281 12 HET CIT A1282 13 HETNAM CIR CITRULLINE HETNAM CIT CITRIC ACID FORMUL 2 CIR C6 H13 N3 O3 FORMUL 3 CIT C6 H8 O7 FORMUL 4 HOH *395(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 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 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 SITE 1 AC1 15 LEU A 29 ASP A 72 PHE A 75 GLU A 77 SITE 2 AC1 15 ASP A 78 ARG A 97 GLY A 128 ARG A 144 SITE 3 AC1 15 HIS A 172 VAL A 267 ASP A 268 CYS A 273 SITE 4 AC1 15 HOH A2265 HOH A2375 HOH A2392 SITE 1 AC2 11 ARG A 41 ARG A 44 GLN A 45 PRO A 166 SITE 2 AC2 11 LYS A 195 ILE A 199 SER A 260 HOH A2368 SITE 3 AC2 11 HOH A2393 HOH A2394 HOH A2395 CRYST1 40.652 80.134 44.932 90.00 108.07 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 0.024599 0.000000 0.008026 0.00000 SCALE2 0.000000 0.012479 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023411 0.00000