HEADER SIGNALING PROTEIN 06-MAY-16 5JRX TITLE CRYSTAL STRUCTURE OF FE(II) CO-BOUND H-NOX PROTEIN FROM C. TITLE 2 SUBTERRANEUS COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHYL-ACCEPTING CHEMOTAXIS PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES; COMPND 6 OTHER_DETAILS: FRAGMENT: N-TERMINAL HEME NITRIC OXIDE/OXYGEN BINDING COMPND 7 PROTEIN (H-NOX) (UNP RESIDUES 1-186) SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CALDANAEROBACTER SUBTERRANEUS SUBSP. SOURCE 3 TENGCONGENSIS (STRAIN DSM 15242 / JCM 11007 / NBRC 100824 / MB4); SOURCE 4 ORGANISM_TAXID: 273068; SOURCE 5 STRAIN: DSM 15242 / JCM 11007 / NBRC 100824 / MB4; SOURCE 6 GENE: TAR4, TTE0680; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: RP523 (DE3) KEYWDS HEME-BASED METHYL-ACCEPTING CHEMOTAXIS PROTEIN, GAS BINDING, KEYWDS 2 SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.BRUEGGER,C.HESPEN,C.M.PHILLIPS-PIRO,M.A.MARLETTA REVDAT 3 27-SEP-23 5JRX 1 REMARK REVDAT 2 31-AUG-16 5JRX 1 JRNL REVDAT 1 06-JUL-16 5JRX 0 JRNL AUTH C.W.HESPEN,J.J.BRUEGGER,C.M.PHILLIPS-PIRO,M.A.MARLETTA JRNL TITL STRUCTURAL AND FUNCTIONAL EVIDENCE INDICATES SELECTIVE JRNL TITL 2 OXYGEN SIGNALING IN CALDANAEROBACTER SUBTERRANEUS H-NOX. JRNL REF ACS CHEM.BIOL. V. 11 2337 2016 JRNL REFN ESSN 1554-8937 JRNL PMID 27328180 JRNL DOI 10.1021/ACSCHEMBIO.6B00431 REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.10.1_2155: ???) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.19 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 35051 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.188 REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : 0.225 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.960 REMARK 3 FREE R VALUE TEST SET COUNT : 1740 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 38.1939 - 4.4541 0.99 2820 143 0.1492 0.1715 REMARK 3 2 4.4541 - 3.5362 1.00 2784 151 0.1591 0.1817 REMARK 3 3 3.5362 - 3.0894 1.00 2822 137 0.1865 0.2527 REMARK 3 4 3.0894 - 2.8071 1.00 2780 151 0.1949 0.2759 REMARK 3 5 2.8071 - 2.6059 1.00 2784 152 0.2107 0.2571 REMARK 3 6 2.6059 - 2.4523 1.00 2793 157 0.2175 0.2491 REMARK 3 7 2.4523 - 2.3295 1.00 2782 157 0.2165 0.2601 REMARK 3 8 2.3295 - 2.2281 1.00 2759 152 0.2182 0.2505 REMARK 3 9 2.2281 - 2.1423 1.00 2790 144 0.2267 0.2451 REMARK 3 10 2.1423 - 2.0684 1.00 2777 146 0.2265 0.2610 REMARK 3 11 2.0684 - 2.0037 1.00 2797 130 0.2355 0.2894 REMARK 3 12 2.0037 - 1.9500 0.94 2623 120 0.2589 0.3195 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.210 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.980 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.010 3228 REMARK 3 ANGLE : 1.071 4349 REMARK 3 CHIRALITY : 0.053 447 REMARK 3 PLANARITY : 0.007 543 REMARK 3 DIHEDRAL : 14.179 1918 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5JRX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-MAY-16. REMARK 100 THE DEPOSITION ID IS D_1000221055. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-MAR-15 REMARK 200 TEMPERATURE (KELVIN) : 80 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.99995 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL, SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35087 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : 38.190 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : 0.08400 REMARK 200 R SYM (I) : 0.07600 REMARK 200 FOR THE DATA SET : 14.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.02 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.44200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 1U55 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.90 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: ANAEROBICALLY GROWN UNDER ARGON. 30 REMARK 280 MG/ML PROTEIN WITH WELL CONDITION 0.1 M LICL, 20% PEG 3350., REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 45.43250 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 63.60250 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 45.43250 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 63.60250 REMARK 290 SMTRY3 4 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: PISA 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: PISA 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 GLU B 184 REMARK 465 TYR B 185 REMARK 465 LYS B 186 REMARK 465 LYS B 187 REMARK 465 ASN B 188 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 OH TYR B 131 O1D HEM B 201 1.27 REMARK 500 OH TYR B 140 O CMO B 202 1.30 REMARK 500 OH TYR A 140 O CMO A 202 1.31 REMARK 500 FE HEM B 201 C CMO B 202 1.70 REMARK 500 FE HEM A 201 C CMO A 202 1.72 REMARK 500 O HOH A 431 O HOH A 455 2.18 REMARK 500 O HOH A 398 O HOH A 469 2.18 REMARK 500 O HOH A 358 O HOH A 460 2.19 REMARK 500 REMARK 500 REMARK: NULL 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 401 O HOH A 452 2755 2.18 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 PRO A 33 C - N - CA ANGL. DEV. = 9.2 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 PHE A 86 -87.44 -101.40 REMARK 500 THR B 113 71.74 -115.74 REMARK 500 LYS B 136 77.21 46.80 REMARK 500 MET B 137 65.59 -118.65 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 HEM A 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 102 NE2 REMARK 620 2 HEM A 201 NA 86.6 REMARK 620 3 HEM A 201 NB 88.1 89.1 REMARK 620 4 HEM A 201 NC 95.2 178.1 91.3 REMARK 620 5 HEM A 201 ND 90.1 90.8 178.2 88.8 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 102 NE2 REMARK 620 2 HEM B 201 NA 83.2 REMARK 620 3 HEM B 201 NB 90.1 93.1 REMARK 620 4 HEM B 201 NC 99.6 177.2 86.5 REMARK 620 5 HEM B 201 ND 86.7 85.5 176.6 95.0 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEM A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CMO A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEM B 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CMO B 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5JRV RELATED DB: PDB REMARK 900 RELATED ID: 5JRU RELATED DB: PDB DBREF 5JRX A 1 188 UNP Q8RBX6 Q8RBX6_CALS4 1 188 DBREF 5JRX B 1 188 UNP Q8RBX6 Q8RBX6_CALS4 1 188 SEQRES 1 A 188 MET LYS GLY THR ILE VAL GLY THR TRP ILE LYS THR LEU SEQRES 2 A 188 ARG ASP LEU TYR GLY ASN ASP VAL VAL ASP GLU SER LEU SEQRES 3 A 188 LYS SER VAL GLY TRP GLU PRO ASP ARG VAL ILE THR PRO SEQRES 4 A 188 LEU GLU ASP ILE ASP ASP ASP GLU VAL ARG ARG ILE PHE SEQRES 5 A 188 ALA LYS VAL SER GLU LYS THR GLY LYS ASN VAL ASN GLU SEQRES 6 A 188 ILE TRP ARG GLU VAL GLY ARG GLN ASN ILE LYS THR PHE SEQRES 7 A 188 SER GLU TRP PHE PRO SER TYR PHE ALA GLY ARG ARG LEU SEQRES 8 A 188 VAL ASN PHE LEU MET MET MET ASP GLU VAL HIS LEU GLN SEQRES 9 A 188 LEU THR LYS MET ILE LYS GLY ALA THR PRO PRO ARG LEU SEQRES 10 A 188 ILE ALA LYS PRO VAL ALA LYS ASP ALA ILE GLU MET GLU SEQRES 11 A 188 TYR VAL SER LYS ARG LYS MET TYR ASP TYR PHE LEU GLY SEQRES 12 A 188 LEU ILE GLU GLY SER SER LYS PHE PHE LYS GLU GLU ILE SEQRES 13 A 188 SER VAL GLU GLU VAL GLU ARG GLY GLU LYS ASP GLY PHE SEQRES 14 A 188 SER ARG LEU LYS VAL ARG ILE LYS PHE LYS ASN PRO VAL SEQRES 15 A 188 PHE GLU TYR LYS LYS ASN SEQRES 1 B 188 MET LYS GLY THR ILE VAL GLY THR TRP ILE LYS THR LEU SEQRES 2 B 188 ARG ASP LEU TYR GLY ASN ASP VAL VAL ASP GLU SER LEU SEQRES 3 B 188 LYS SER VAL GLY TRP GLU PRO ASP ARG VAL ILE THR PRO SEQRES 4 B 188 LEU GLU ASP ILE ASP ASP ASP GLU VAL ARG ARG ILE PHE SEQRES 5 B 188 ALA LYS VAL SER GLU LYS THR GLY LYS ASN VAL ASN GLU SEQRES 6 B 188 ILE TRP ARG GLU VAL GLY ARG GLN ASN ILE LYS THR PHE SEQRES 7 B 188 SER GLU TRP PHE PRO SER TYR PHE ALA GLY ARG ARG LEU SEQRES 8 B 188 VAL ASN PHE LEU MET MET MET ASP GLU VAL HIS LEU GLN SEQRES 9 B 188 LEU THR LYS MET ILE LYS GLY ALA THR PRO PRO ARG LEU SEQRES 10 B 188 ILE ALA LYS PRO VAL ALA LYS ASP ALA ILE GLU MET GLU SEQRES 11 B 188 TYR VAL SER LYS ARG LYS MET TYR ASP TYR PHE LEU GLY SEQRES 12 B 188 LEU ILE GLU GLY SER SER LYS PHE PHE LYS GLU GLU ILE SEQRES 13 B 188 SER VAL GLU GLU VAL GLU ARG GLY GLU LYS ASP GLY PHE SEQRES 14 B 188 SER ARG LEU LYS VAL ARG ILE LYS PHE LYS ASN PRO VAL SEQRES 15 B 188 PHE GLU TYR LYS LYS ASN HET HEM A 201 43 HET CMO A 202 2 HET HEM B 201 43 HET CMO B 202 2 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CMO CARBON MONOXIDE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 CMO 2(C O) FORMUL 7 HOH *232(H2 O) HELIX 1 AA1 LYS A 2 GLY A 18 1 17 HELIX 2 AA2 GLY A 18 SER A 28 1 11 HELIX 3 AA3 ASP A 44 GLY A 60 1 17 HELIX 4 AA4 ASN A 62 PHE A 82 1 21 HELIX 5 AA5 PRO A 83 PHE A 86 5 4 HELIX 6 AA6 ARG A 90 THR A 106 1 17 HELIX 7 AA7 MET A 137 LYS A 153 1 17 HELIX 8 AA8 LYS B 2 SER B 28 1 27 HELIX 9 AA9 ASP B 44 GLY B 60 1 17 HELIX 10 AB1 ASN B 62 PHE B 82 1 21 HELIX 11 AB2 PRO B 83 PHE B 86 5 4 HELIX 12 AB3 ARG B 90 ILE B 109 1 20 HELIX 13 AB4 MET B 137 LYS B 153 1 17 SHEET 1 AA1 4 ARG A 116 ALA A 123 0 SHEET 2 AA1 4 ALA A 126 SER A 133 -1 O VAL A 132 N ARG A 116 SHEET 3 AA1 4 PHE A 169 PHE A 178 -1 O LEU A 172 N TYR A 131 SHEET 4 AA1 4 ILE A 156 LYS A 166 -1 N VAL A 161 O LYS A 173 SHEET 1 AA2 4 ALA B 119 ALA B 123 0 SHEET 2 AA2 4 ALA B 126 SER B 133 -1 O GLU B 128 N LYS B 120 SHEET 3 AA2 4 PHE B 169 PHE B 178 -1 O SER B 170 N SER B 133 SHEET 4 AA2 4 ILE B 156 LYS B 166 -1 N GLU B 159 O ARG B 175 LINK NE2 HIS A 102 FE HEM A 201 1555 1555 2.00 LINK NE2 HIS B 102 FE HEM B 201 1555 1555 2.00 CISPEP 1 PRO A 33 ASP A 34 0 -11.58 CISPEP 2 LYS B 110 GLY B 111 0 -12.28 SITE 1 AC1 24 MET A 1 LYS A 2 ILE A 5 PHE A 78 SITE 2 AC1 24 PHE A 86 MET A 98 HIS A 102 LEU A 105 SITE 3 AC1 24 THR A 106 THR A 113 PRO A 114 PRO A 115 SITE 4 AC1 24 LEU A 117 TYR A 131 SER A 133 ARG A 135 SITE 5 AC1 24 MET A 137 TYR A 140 PHE A 141 LEU A 144 SITE 6 AC1 24 ILE A 145 CMO A 202 HOH A 311 HOH A 344 SITE 1 AC2 4 PHE A 78 TYR A 140 LEU A 144 HEM A 201 SITE 1 AC3 20 LYS B 2 ILE B 5 PHE B 78 TYR B 85 SITE 2 AC3 20 MET B 98 HIS B 102 LEU B 105 ALA B 112 SITE 3 AC3 20 THR B 113 PRO B 114 PRO B 115 LEU B 117 SITE 4 AC3 20 TYR B 131 SER B 133 ARG B 135 MET B 137 SITE 5 AC3 20 TYR B 140 LEU B 144 ILE B 145 CMO B 202 SITE 1 AC4 5 ILE B 5 PHE B 78 TYR B 140 LEU B 144 SITE 2 AC4 5 HEM B 201 CRYST1 90.865 127.205 42.699 90.00 95.79 90.00 C 1 2 1 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 0.011005 0.000000 0.001115 0.00000 SCALE2 0.000000 0.007861 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023540 0.00000