HEADER OXYGEN TRANSPORT 24-MAR-09 3GQG TITLE CRYSTAL STRUCTURE AT ACIDIC PH OF THE FERRIC FORM OF THE ROOT EFFECT TITLE 2 HEMOGLOBIN FROM TREMATOMUS BERNACCHII. COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN SUBUNIT ALPHA; COMPND 3 CHAIN: A, C; COMPND 4 SYNONYM: HEMOGLOBIN ALPHA CHAIN, ALPHA-GLOBIN; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: HEMOGLOBIN SUBUNIT BETA; COMPND 7 CHAIN: B, D; COMPND 8 SYNONYM: HEMOGLOBIN BETA CHAIN, BETA-GLOBIN SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TREMATOMUS BERNACCHII; SOURCE 3 ORGANISM_COMMON: ROCKCOD; SOURCE 4 ORGANISM_TAXID: 40690; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: TREMATOMUS BERNACCHII; SOURCE 7 ORGANISM_COMMON: ROCKCOD; SOURCE 8 ORGANISM_TAXID: 40690 KEYWDS PENTACOORDINATE HIGH-SPIN FE(III) FORM, ANTACRTIC FISH HEMOGLOBIN, KEYWDS 2 ACETYLATION, HEME, IRON, METAL-BINDING, OXYGEN TRANSPORT, TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR A.VERGARA,M.FRANZESE,A.MERLINO,G.BONOMI,L.MAZZARELLA REVDAT 3 30-OCT-24 3GQG 1 REMARK REVDAT 2 06-SEP-23 3GQG 1 REMARK SEQADV LINK REVDAT 1 13-OCT-09 3GQG 0 JRNL AUTH A.VERGARA,M.FRANZESE,A.MERLINO,G.BONOMI,C.VERDE,D.GIORDANO, JRNL AUTH 2 G.DI PRISCO,H.C.LEE,J.PEISACH,L.MAZZARELLA JRNL TITL CORRELATION BETWEEN HEMICHROME STABILITY AND THE ROOT EFFECT JRNL TITL 2 IN TETRAMERIC HEMOGLOBINS. JRNL REF BIOPHYS.J. V. 97 866 2009 JRNL REFN ISSN 0006-3495 JRNL PMID 19651045 JRNL DOI 10.1016/J.BPJ.2009.04.056 REMARK 2 REMARK 2 RESOLUTION. 1.73 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) : 1.73 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 13.90 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT 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) : 0.156 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.156 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.197 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 4308 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 69281 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4484 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 172 REMARK 3 SOLVENT ATOMS : 406 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : NULL REMARK 3 NUMBER OF RESTRAINTS : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 ANGLE DISTANCES (A) : NULL REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: PLEASE NOTE THAT THE COLLECTED REMARK 3 DIFFRACTION DATA SHOW PSEUDO-MEROHEDRAL TWINNING. THE TWIN REMARK 3 FRACTIONS, DETERMINED BY THE ALGORITHM IMPLEMENTED IN THE REMARK 3 PROGREAM SHELX IS ALMOST 0.50. REMARK 4 REMARK 4 3GQG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-APR-09. REMARK 100 THE DEPOSITION ID IS D_1000052185. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-OCT-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ELETTRA REMARK 200 BEAMLINE : 5.2R REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 69281 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.730 REMARK 200 RESOLUTION RANGE LOW (A) : 13.900 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.1 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : 0.04300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.73 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.17500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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 CODE 2H8F REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.62 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.84 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALLIZATION OF OXIDIZED HB FROM REMARK 280 TREMATOMUS BERNACCHII WAS CARRIED OUT IN CAPILLARY AT PH6 AND REMARK 280 ROOM TEMPERATURE BY LIQUID DIFFUSION TECHNIQUE (FINAL REMARK 280 CRYSTALLIZATION CONDITIONS WERE 1.5 MG/ML PROTEIN AND 8% W/V REMARK 280 MPEG 5K)., PH 6.0, LIQUID DIFFUSION, TEMPERATURE 298K 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 47.39000 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 300 REMARK: TETRAMER 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 12000 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23570 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -105.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 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 TYR A 90 CB - CG - CD2 ANGL. DEV. = 4.4 DEGREES REMARK 500 ARG B 8 NE - CZ - NH2 ANGL. DEV. = -3.6 DEGREES REMARK 500 ASP B 21 CB - CG - OD1 ANGL. DEV. = 6.3 DEGREES REMARK 500 ARG C 31 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 TYR C 90 CB - CG - CD2 ANGL. DEV. = -6.2 DEGREES REMARK 500 TYR C 90 CB - CG - CD1 ANGL. DEV. = 6.0 DEGREES REMARK 500 ARG C 93 NE - CZ - NH2 ANGL. DEV. = -4.0 DEGREES REMARK 500 ARG D 8 NE - CZ - NH1 ANGL. DEV. = 6.7 DEGREES REMARK 500 ARG D 8 NE - CZ - NH2 ANGL. DEV. = -4.2 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 ASP A 48 54.32 -100.04 REMARK 500 ASP A 76 81.65 -152.20 REMARK 500 ASN B 77 45.35 -157.50 REMARK 500 ASP C 76 81.04 -157.27 REMARK 500 ASN D 77 50.48 -117.71 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 200 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 88 NE2 REMARK 620 2 HEM A 200 NA 93.1 REMARK 620 3 HEM A 200 NB 93.7 91.5 REMARK 620 4 HEM A 200 NC 95.4 171.4 89.2 REMARK 620 5 HEM A 200 ND 96.0 89.5 170.2 88.4 REMARK 620 6 HOH A1512 O 164.7 102.2 85.9 69.3 84.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 400 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 92 NE2 REMARK 620 2 HEM B 400 NA 89.1 REMARK 620 3 HEM B 400 NB 103.7 89.2 REMARK 620 4 HEM B 400 NC 102.9 167.9 89.7 REMARK 620 5 HEM B 400 ND 87.9 89.1 168.3 89.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM C 600 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 88 NE2 REMARK 620 2 HEM C 600 NA 84.7 REMARK 620 3 HEM C 600 NB 92.2 89.0 REMARK 620 4 HEM C 600 NC 99.4 175.7 89.6 REMARK 620 5 HEM C 600 ND 94.5 89.0 172.8 92.0 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM D 800 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 92 NE2 REMARK 620 2 HEM D 800 NA 94.6 REMARK 620 3 HEM D 800 NB 102.3 87.7 REMARK 620 4 HEM D 800 NC 103.4 161.9 88.8 REMARK 620 5 HEM D 800 ND 95.5 89.1 162.1 88.9 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 200 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 600 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 800 DBREF 3GQG A 1 142 UNP P80043 HBA_PAGBE 1 142 DBREF 3GQG B 1 146 UNP P80044 HBB_PAGBE 2 147 DBREF 3GQG C 1 142 UNP P80043 HBA_PAGBE 1 142 DBREF 3GQG D 1 146 UNP P80044 HBB_PAGBE 2 147 SEQADV 3GQG ACE A 0 UNP P80043 INSERTION SEQADV 3GQG ACE C 0 UNP P80043 INSERTION SEQRES 1 A 143 ACE SER LEU SER ASP LYS ASP LYS ALA ALA VAL ARG ALA SEQRES 2 A 143 LEU TRP SER LYS ILE GLY LYS SER ALA ASP ALA ILE GLY SEQRES 3 A 143 ASN ASP ALA LEU SER ARG MET ILE VAL VAL TYR PRO GLN SEQRES 4 A 143 THR LYS THR TYR PHE SER HIS TRP PRO ASP VAL THR PRO SEQRES 5 A 143 GLY SER PRO HIS ILE LYS ALA HIS GLY LYS LYS VAL MET SEQRES 6 A 143 GLY GLY ILE ALA LEU ALA VAL SER LYS ILE ASP ASP LEU SEQRES 7 A 143 LYS THR GLY LEU MET GLU LEU SER GLU GLN HIS ALA TYR SEQRES 8 A 143 LYS LEU ARG VAL ASP PRO ALA ASN PHE LYS ILE LEU ASN SEQRES 9 A 143 HIS CYS ILE LEU VAL VAL ILE SER THR MET PHE PRO LYS SEQRES 10 A 143 GLU PHE THR PRO GLU ALA HIS VAL SER LEU ASP LYS PHE SEQRES 11 A 143 LEU SER GLY VAL ALA LEU ALA LEU ALA GLU ARG TYR ARG SEQRES 1 B 146 VAL GLU TRP THR ASP LYS GLU ARG SER ILE ILE SER ASP SEQRES 2 B 146 ILE PHE SER HIS MET ASP TYR ASP ASP ILE GLY PRO LYS SEQRES 3 B 146 ALA LEU SER ARG CYS LEU ILE VAL TYR PRO TRP THR GLN SEQRES 4 B 146 ARG HIS PHE SER GLY PHE GLY ASN LEU TYR ASN ALA GLU SEQRES 5 B 146 ALA ILE ILE GLY ASN ALA ASN VAL ALA ALA HIS GLY ILE SEQRES 6 B 146 LYS VAL LEU HIS GLY LEU ASP ARG GLY VAL LYS ASN MET SEQRES 7 B 146 ASP ASN ILE ALA ALA THR TYR ALA ASP LEU SER THR LEU SEQRES 8 B 146 HIS SER GLU LYS LEU HIS VAL ASP PRO ASP ASN PHE LYS SEQRES 9 B 146 LEU LEU SER ASP CYS ILE THR ILE VAL LEU ALA ALA LYS SEQRES 10 B 146 MET GLY HIS ALA PHE THR ALA GLU THR GLN GLY ALA PHE SEQRES 11 B 146 GLN LYS PHE LEU ALA VAL VAL VAL SER ALA LEU GLY LYS SEQRES 12 B 146 GLN TYR HIS SEQRES 1 C 143 ACE SER LEU SER ASP LYS ASP LYS ALA ALA VAL ARG ALA SEQRES 2 C 143 LEU TRP SER LYS ILE GLY LYS SER ALA ASP ALA ILE GLY SEQRES 3 C 143 ASN ASP ALA LEU SER ARG MET ILE VAL VAL TYR PRO GLN SEQRES 4 C 143 THR LYS THR TYR PHE SER HIS TRP PRO ASP VAL THR PRO SEQRES 5 C 143 GLY SER PRO HIS ILE LYS ALA HIS GLY LYS LYS VAL MET SEQRES 6 C 143 GLY GLY ILE ALA LEU ALA VAL SER LYS ILE ASP ASP LEU SEQRES 7 C 143 LYS THR GLY LEU MET GLU LEU SER GLU GLN HIS ALA TYR SEQRES 8 C 143 LYS LEU ARG VAL ASP PRO ALA ASN PHE LYS ILE LEU ASN SEQRES 9 C 143 HIS CYS ILE LEU VAL VAL ILE SER THR MET PHE PRO LYS SEQRES 10 C 143 GLU PHE THR PRO GLU ALA HIS VAL SER LEU ASP LYS PHE SEQRES 11 C 143 LEU SER GLY VAL ALA LEU ALA LEU ALA GLU ARG TYR ARG SEQRES 1 D 146 VAL GLU TRP THR ASP LYS GLU ARG SER ILE ILE SER ASP SEQRES 2 D 146 ILE PHE SER HIS MET ASP TYR ASP ASP ILE GLY PRO LYS SEQRES 3 D 146 ALA LEU SER ARG CYS LEU ILE VAL TYR PRO TRP THR GLN SEQRES 4 D 146 ARG HIS PHE SER GLY PHE GLY ASN LEU TYR ASN ALA GLU SEQRES 5 D 146 ALA ILE ILE GLY ASN ALA ASN VAL ALA ALA HIS GLY ILE SEQRES 6 D 146 LYS VAL LEU HIS GLY LEU ASP ARG GLY VAL LYS ASN MET SEQRES 7 D 146 ASP ASN ILE ALA ALA THR TYR ALA ASP LEU SER THR LEU SEQRES 8 D 146 HIS SER GLU LYS LEU HIS VAL ASP PRO ASP ASN PHE LYS SEQRES 9 D 146 LEU LEU SER ASP CYS ILE THR ILE VAL LEU ALA ALA LYS SEQRES 10 D 146 MET GLY HIS ALA PHE THR ALA GLU THR GLN GLY ALA PHE SEQRES 11 D 146 GLN LYS PHE LEU ALA VAL VAL VAL SER ALA LEU GLY LYS SEQRES 12 D 146 GLN TYR HIS HET ACE A 0 3 HET ACE C 0 3 HET HEM A 200 43 HET HEM B 400 43 HET HEM C 600 43 HET HEM D 800 43 HETNAM ACE ACETYL GROUP HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 1 ACE 2(C2 H4 O) FORMUL 5 HEM 4(C34 H32 FE N4 O4) FORMUL 9 HOH *406(H2 O) HELIX 1 1 SER A 3 GLY A 18 1 16 HELIX 2 2 SER A 20 TYR A 36 1 17 HELIX 3 3 PRO A 37 SER A 44 5 8 HELIX 4 4 SER A 53 LYS A 73 1 21 HELIX 5 5 ASP A 76 LEU A 81 1 6 HELIX 6 6 LEU A 81 LYS A 91 1 11 HELIX 7 7 PRO A 96 PHE A 114 1 19 HELIX 8 8 THR A 119 ALA A 138 1 20 HELIX 9 9 THR B 4 MET B 18 1 15 HELIX 10 10 ASP B 19 TYR B 35 1 17 HELIX 11 11 PRO B 36 PHE B 42 5 7 HELIX 12 12 ASN B 50 GLY B 56 1 7 HELIX 13 13 ASN B 57 GLY B 70 1 14 HELIX 14 14 LEU B 71 LYS B 76 1 6 HELIX 15 15 ASN B 80 TYR B 85 1 6 HELIX 16 16 TYR B 85 LYS B 95 1 11 HELIX 17 17 PRO B 100 GLY B 119 1 20 HELIX 18 18 HIS B 120 PHE B 122 5 3 HELIX 19 19 THR B 123 LYS B 143 1 21 HELIX 20 20 SER C 3 GLY C 18 1 16 HELIX 21 21 SER C 20 TYR C 36 1 17 HELIX 22 22 PRO C 37 SER C 44 5 8 HELIX 23 23 SER C 53 LYS C 73 1 21 HELIX 24 24 ASP C 76 LEU C 81 1 6 HELIX 25 25 LEU C 81 LYS C 91 1 11 HELIX 26 26 PRO C 96 PHE C 114 1 19 HELIX 27 27 THR C 119 GLU C 139 1 21 HELIX 28 28 THR D 4 MET D 18 1 15 HELIX 29 29 ASP D 19 TYR D 35 1 17 HELIX 30 30 PRO D 36 GLY D 46 5 11 HELIX 31 31 ASN D 50 GLY D 56 1 7 HELIX 32 32 ASN D 57 GLY D 70 1 14 HELIX 33 33 LEU D 71 ASN D 77 1 7 HELIX 34 34 ASN D 80 LYS D 95 1 16 HELIX 35 35 PRO D 100 GLY D 119 1 20 HELIX 36 36 HIS D 120 PHE D 122 5 3 HELIX 37 37 THR D 123 GLN D 144 1 22 LINK C ACE A 0 N SER A 1 1555 1555 1.31 LINK C ACE C 0 N SER C 1 1555 1555 1.31 LINK NE2 HIS A 88 FE HEM A 200 1555 1555 1.99 LINK FE HEM A 200 O HOH A1512 1555 1555 2.35 LINK NE2 HIS B 92 FE HEM B 400 1555 1555 2.17 LINK NE2 HIS C 88 FE HEM C 600 1555 1555 2.18 LINK NE2 HIS D 92 FE HEM D 800 1555 1555 2.20 SITE 1 AC1 15 TYR A 42 PHE A 43 HIS A 45 TRP A 46 SITE 2 AC1 15 HIS A 59 LYS A 62 VAL A 63 GLN A 87 SITE 3 AC1 15 HIS A 88 LEU A 92 VAL A 94 ASN A 98 SITE 4 AC1 15 PHE A 99 LEU A 102 HOH A1512 SITE 1 AC2 10 THR B 38 HIS B 41 HIS B 63 LYS B 66 SITE 2 AC2 10 VAL B 67 HIS B 92 LEU B 96 ASN B 102 SITE 3 AC2 10 PHE B 103 LEU B 141 SITE 1 AC3 16 TYR C 42 PHE C 43 HIS C 45 TRP C 46 SITE 2 AC3 16 HIS C 59 LYS C 62 LEU C 84 GLN C 87 SITE 3 AC3 16 HIS C 88 LEU C 92 ASN C 98 PHE C 99 SITE 4 AC3 16 LEU C 102 LEU C 137 HOH C1485 HOH C1513 SITE 1 AC4 11 HIS D 41 HIS D 63 VAL D 67 ARG D 73 SITE 2 AC4 11 LEU D 88 LEU D 91 HIS D 92 LEU D 96 SITE 3 AC4 11 ASN D 102 PHE D 103 LEU D 141 CRYST1 61.720 94.780 61.720 90.00 90.09 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 0.016202 0.000000 0.000025 0.00000 SCALE2 0.000000 0.010551 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016202 0.00000 HETATM 1 C ACE A 0 8.208 3.438 3.279 1.00 17.00 C HETATM 2 O ACE A 0 8.680 2.508 4.009 1.00 15.04 O HETATM 3 CH3 ACE A 0 6.960 4.137 3.534 1.00 15.16 C